Toniolo and Linder, Equation (10+)

Percentage Accurate: 55.0% → 82.6%
Time: 21.4s
Alternatives: 20
Speedup: TODO×

Specification

?
\[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]

Your Program's Arguments

Results

Enter valid numbers for all inputs

Local Percentage Accuracy vs ?

The average percentage accuracy by input value. Horizontal axis shows value of an input variable; the variable is choosen in the title. Vertical axis is accuracy; higher is better. Red represent the original program, while blue represents Herbie's suggestion. These can be toggled with buttons below the plot. The line is an average while dots represent individual samples.

Accuracy vs Speed?

Herbie found 20 alternatives:

AlternativeAccuracySpeedup
The accuracy (vertical axis) and speed (horizontal axis) of each alternatives. Up and to the right is better. The red square shows the initial program, and each blue circle shows an alternative.The line shows the best available speed-accuracy tradeoffs.

Alternative 1?

\[\begin{array}{l} t_1 := {\left(\frac{k}{t}\right)}^{2}\\ \mathbf{if}\;\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(1 + \left(1 + t_1\right)\right)} \leq 2 \cdot 10^{+260}:\\ \;\;\;\;\left(\ell \cdot \ell\right) \cdot \frac{2}{{\left(\sqrt[3]{\tan k \cdot \left(2 + t_1\right)} \cdot \left(t \cdot \sqrt[3]{\sin k}\right)\right)}^{3}}\\ \mathbf{else}:\\ \;\;\;\;\frac{\frac{{\left(\frac{\ell}{k}\right)}^{2}}{t} \cdot \frac{2}{\sin k}}{\tan k}\\ \end{array} \]
Derivation
  1. Split input into 2 regimes
  2. if (/.f64 2 (*.f64 (*.f64 (*.f64 (/.f64 (pow.f64 t 3) (*.f64 l l)) (sin.f64 k)) (tan.f64 k)) (+.f64 (+.f64 1 (pow.f64 (/.f64 k t) 2)) 1))) < 2.00000000000000013e260

    1. Initial program 79.3%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/79.3%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/81.1%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/80.1%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/80.6%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative80.6%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/80.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*80.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative80.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*80.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative80.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified80.5%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Step-by-step derivation
      1. add-cube-cbrt80.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\sqrt[3]{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)} \cdot \sqrt[3]{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}\right) \cdot \sqrt[3]{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}}} \]
      2. pow380.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{{\left(\sqrt[3]{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}\right)}^{3}}} \]
    5. Applied egg-rr87.2%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{{\left(\sqrt[3]{\tan k \cdot \left(2 + {\left(\frac{k}{t}\right)}^{2}\right)} \cdot \left(t \cdot \sqrt[3]{\sin k}\right)\right)}^{3}}} \]

    if 2.00000000000000013e260 < (/.f64 2 (*.f64 (*.f64 (*.f64 (/.f64 (pow.f64 t 3) (*.f64 l l)) (sin.f64 k)) (tan.f64 k)) (+.f64 (+.f64 1 (pow.f64 (/.f64 k t) 2)) 1)))

    1. Initial program 20.6%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/20.6%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/20.6%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/20.6%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/21.4%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative21.4%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/21.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*21.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative21.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*21.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative21.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified21.4%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 52.4%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left({k}^{2} \cdot \left(\sin k \cdot t\right)\right)}} \]
    5. Step-by-step derivation
      1. *-commutative52.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\left(\sin k \cdot t\right) \cdot {k}^{2}\right)}} \]
      2. associate-*l*52.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(t \cdot {k}^{2}\right)\right)}} \]
      3. *-commutative52.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left({k}^{2} \cdot t\right)}\right)} \]
      4. unpow252.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \left(\color{blue}{\left(k \cdot k\right)} \cdot t\right)\right)} \]
      5. associate-*l*57.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left(k \cdot \left(k \cdot t\right)\right)}\right)} \]
    6. Simplified57.0%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    7. Step-by-step derivation
      1. associate-*r/57.0%

        \[\leadsto \color{blue}{\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    8. Applied egg-rr57.0%

      \[\leadsto \color{blue}{\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    9. Step-by-step derivation
      1. expm1-log1p-u47.2%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)\right)} \]
      2. expm1-udef41.2%

        \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)} - 1} \]
      3. associate-*l*41.2%

        \[\leadsto e^{\mathsf{log1p}\left(\frac{\color{blue}{\ell \cdot \left(\ell \cdot 2\right)}}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)} - 1 \]
      4. *-commutative41.2%

        \[\leadsto e^{\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \color{blue}{\left(t \cdot k\right)}\right)\right)}\right)} - 1 \]
    10. Applied egg-rr41.2%

      \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\right)} - 1} \]
    11. Step-by-step derivation
      1. expm1-def47.3%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\right)\right)} \]
      2. expm1-log1p57.0%

        \[\leadsto \color{blue}{\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}} \]
      3. *-commutative57.0%

        \[\leadsto \frac{\ell \cdot \left(\ell \cdot 2\right)}{\color{blue}{\left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right) \cdot \tan k}} \]
      4. associate-/r*57.0%

        \[\leadsto \color{blue}{\frac{\frac{\ell \cdot \left(\ell \cdot 2\right)}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)}}{\tan k}} \]
      5. associate-*r*57.0%

        \[\leadsto \frac{\frac{\color{blue}{\left(\ell \cdot \ell\right) \cdot 2}}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)}}{\tan k} \]
      6. unpow257.0%

        \[\leadsto \frac{\frac{\color{blue}{{\ell}^{2}} \cdot 2}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)}}{\tan k} \]
      7. *-commutative57.0%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\color{blue}{\left(k \cdot \left(t \cdot k\right)\right) \cdot \sin k}}}{\tan k} \]
      8. *-commutative57.0%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\left(k \cdot \color{blue}{\left(k \cdot t\right)}\right) \cdot \sin k}}{\tan k} \]
      9. associate-*r*52.5%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\color{blue}{\left(\left(k \cdot k\right) \cdot t\right)} \cdot \sin k}}{\tan k} \]
      10. unpow252.5%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\left(\color{blue}{{k}^{2}} \cdot t\right) \cdot \sin k}}{\tan k} \]
      11. times-frac52.5%

        \[\leadsto \frac{\color{blue}{\frac{{\ell}^{2}}{{k}^{2} \cdot t} \cdot \frac{2}{\sin k}}}{\tan k} \]
      12. associate-/r*50.6%

        \[\leadsto \frac{\color{blue}{\frac{\frac{{\ell}^{2}}{{k}^{2}}}{t}} \cdot \frac{2}{\sin k}}{\tan k} \]
      13. unpow250.6%

        \[\leadsto \frac{\frac{\frac{\color{blue}{\ell \cdot \ell}}{{k}^{2}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
      14. unpow250.6%

        \[\leadsto \frac{\frac{\frac{\ell \cdot \ell}{\color{blue}{k \cdot k}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
      15. times-frac76.4%

        \[\leadsto \frac{\frac{\color{blue}{\frac{\ell}{k} \cdot \frac{\ell}{k}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
      16. unpow276.4%

        \[\leadsto \frac{\frac{\color{blue}{{\left(\frac{\ell}{k}\right)}^{2}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
    12. Simplified76.4%

      \[\leadsto \color{blue}{\frac{\frac{{\left(\frac{\ell}{k}\right)}^{2}}{t} \cdot \frac{2}{\sin k}}{\tan k}} \]
  3. Recombined 2 regimes into one program.
  4. Final simplification82.6%

    \[\leadsto \begin{array}{l} \mathbf{if}\;\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(1 + \left(1 + {\left(\frac{k}{t}\right)}^{2}\right)\right)} \leq 2 \cdot 10^{+260}:\\ \;\;\;\;\left(\ell \cdot \ell\right) \cdot \frac{2}{{\left(\sqrt[3]{\tan k \cdot \left(2 + {\left(\frac{k}{t}\right)}^{2}\right)} \cdot \left(t \cdot \sqrt[3]{\sin k}\right)\right)}^{3}}\\ \mathbf{else}:\\ \;\;\;\;\frac{\frac{{\left(\frac{\ell}{k}\right)}^{2}}{t} \cdot \frac{2}{\sin k}}{\tan k}\\ \end{array} \]

Alternative 2?

\[\begin{array}{l} t_1 := {\left(\frac{k}{t}\right)}^{2}\\ \mathbf{if}\;\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(1 + \left(1 + t_1\right)\right)} \leq 2 \cdot 10^{+260}:\\ \;\;\;\;\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + t_1\right) \cdot {\left(t \cdot \sqrt[3]{\sin k}\right)}^{3}\right)}\\ \mathbf{else}:\\ \;\;\;\;\frac{\frac{{\left(\frac{\ell}{k}\right)}^{2}}{t} \cdot \frac{2}{\sin k}}{\tan k}\\ \end{array} \]
Derivation
  1. Split input into 2 regimes
  2. if (/.f64 2 (*.f64 (*.f64 (*.f64 (/.f64 (pow.f64 t 3) (*.f64 l l)) (sin.f64 k)) (tan.f64 k)) (+.f64 (+.f64 1 (pow.f64 (/.f64 k t) 2)) 1))) < 2.00000000000000013e260

    1. Initial program 79.3%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/79.3%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/81.1%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/80.1%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/80.6%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative80.6%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/80.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*80.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative80.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*80.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative80.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified80.5%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Step-by-step derivation
      1. add-cube-cbrt80.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \color{blue}{\left(\left(\sqrt[3]{{t}^{3} \cdot \sin k} \cdot \sqrt[3]{{t}^{3} \cdot \sin k}\right) \cdot \sqrt[3]{{t}^{3} \cdot \sin k}\right)}\right)} \]
      2. pow380.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \color{blue}{{\left(\sqrt[3]{{t}^{3} \cdot \sin k}\right)}^{3}}\right)} \]
      3. cbrt-prod80.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot {\color{blue}{\left(\sqrt[3]{{t}^{3}} \cdot \sqrt[3]{\sin k}\right)}}^{3}\right)} \]
      4. unpow380.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot {\left(\sqrt[3]{\color{blue}{\left(t \cdot t\right) \cdot t}} \cdot \sqrt[3]{\sin k}\right)}^{3}\right)} \]
      5. add-cbrt-cube84.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot {\left(\color{blue}{t} \cdot \sqrt[3]{\sin k}\right)}^{3}\right)} \]
    5. Applied egg-rr84.2%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \color{blue}{{\left(t \cdot \sqrt[3]{\sin k}\right)}^{3}}\right)} \]

    if 2.00000000000000013e260 < (/.f64 2 (*.f64 (*.f64 (*.f64 (/.f64 (pow.f64 t 3) (*.f64 l l)) (sin.f64 k)) (tan.f64 k)) (+.f64 (+.f64 1 (pow.f64 (/.f64 k t) 2)) 1)))

    1. Initial program 20.6%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/20.6%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/20.6%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/20.6%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/21.4%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative21.4%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/21.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*21.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative21.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*21.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative21.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified21.4%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 52.4%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left({k}^{2} \cdot \left(\sin k \cdot t\right)\right)}} \]
    5. Step-by-step derivation
      1. *-commutative52.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\left(\sin k \cdot t\right) \cdot {k}^{2}\right)}} \]
      2. associate-*l*52.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(t \cdot {k}^{2}\right)\right)}} \]
      3. *-commutative52.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left({k}^{2} \cdot t\right)}\right)} \]
      4. unpow252.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \left(\color{blue}{\left(k \cdot k\right)} \cdot t\right)\right)} \]
      5. associate-*l*57.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left(k \cdot \left(k \cdot t\right)\right)}\right)} \]
    6. Simplified57.0%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    7. Step-by-step derivation
      1. associate-*r/57.0%

        \[\leadsto \color{blue}{\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    8. Applied egg-rr57.0%

      \[\leadsto \color{blue}{\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    9. Step-by-step derivation
      1. expm1-log1p-u47.2%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)\right)} \]
      2. expm1-udef41.2%

        \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)} - 1} \]
      3. associate-*l*41.2%

        \[\leadsto e^{\mathsf{log1p}\left(\frac{\color{blue}{\ell \cdot \left(\ell \cdot 2\right)}}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)} - 1 \]
      4. *-commutative41.2%

        \[\leadsto e^{\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \color{blue}{\left(t \cdot k\right)}\right)\right)}\right)} - 1 \]
    10. Applied egg-rr41.2%

      \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\right)} - 1} \]
    11. Step-by-step derivation
      1. expm1-def47.3%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\right)\right)} \]
      2. expm1-log1p57.0%

        \[\leadsto \color{blue}{\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}} \]
      3. *-commutative57.0%

        \[\leadsto \frac{\ell \cdot \left(\ell \cdot 2\right)}{\color{blue}{\left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right) \cdot \tan k}} \]
      4. associate-/r*57.0%

        \[\leadsto \color{blue}{\frac{\frac{\ell \cdot \left(\ell \cdot 2\right)}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)}}{\tan k}} \]
      5. associate-*r*57.0%

        \[\leadsto \frac{\frac{\color{blue}{\left(\ell \cdot \ell\right) \cdot 2}}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)}}{\tan k} \]
      6. unpow257.0%

        \[\leadsto \frac{\frac{\color{blue}{{\ell}^{2}} \cdot 2}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)}}{\tan k} \]
      7. *-commutative57.0%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\color{blue}{\left(k \cdot \left(t \cdot k\right)\right) \cdot \sin k}}}{\tan k} \]
      8. *-commutative57.0%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\left(k \cdot \color{blue}{\left(k \cdot t\right)}\right) \cdot \sin k}}{\tan k} \]
      9. associate-*r*52.5%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\color{blue}{\left(\left(k \cdot k\right) \cdot t\right)} \cdot \sin k}}{\tan k} \]
      10. unpow252.5%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\left(\color{blue}{{k}^{2}} \cdot t\right) \cdot \sin k}}{\tan k} \]
      11. times-frac52.5%

        \[\leadsto \frac{\color{blue}{\frac{{\ell}^{2}}{{k}^{2} \cdot t} \cdot \frac{2}{\sin k}}}{\tan k} \]
      12. associate-/r*50.6%

        \[\leadsto \frac{\color{blue}{\frac{\frac{{\ell}^{2}}{{k}^{2}}}{t}} \cdot \frac{2}{\sin k}}{\tan k} \]
      13. unpow250.6%

        \[\leadsto \frac{\frac{\frac{\color{blue}{\ell \cdot \ell}}{{k}^{2}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
      14. unpow250.6%

        \[\leadsto \frac{\frac{\frac{\ell \cdot \ell}{\color{blue}{k \cdot k}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
      15. times-frac76.4%

        \[\leadsto \frac{\frac{\color{blue}{\frac{\ell}{k} \cdot \frac{\ell}{k}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
      16. unpow276.4%

        \[\leadsto \frac{\frac{\color{blue}{{\left(\frac{\ell}{k}\right)}^{2}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
    12. Simplified76.4%

      \[\leadsto \color{blue}{\frac{\frac{{\left(\frac{\ell}{k}\right)}^{2}}{t} \cdot \frac{2}{\sin k}}{\tan k}} \]
  3. Recombined 2 regimes into one program.
  4. Final simplification80.9%

    \[\leadsto \begin{array}{l} \mathbf{if}\;\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(1 + \left(1 + {\left(\frac{k}{t}\right)}^{2}\right)\right)} \leq 2 \cdot 10^{+260}:\\ \;\;\;\;\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot {\left(t \cdot \sqrt[3]{\sin k}\right)}^{3}\right)}\\ \mathbf{else}:\\ \;\;\;\;\frac{\frac{{\left(\frac{\ell}{k}\right)}^{2}}{t} \cdot \frac{2}{\sin k}}{\tan k}\\ \end{array} \]

Alternative 3?

\[\begin{array}{l} t_1 := {\left(\frac{k}{t}\right)}^{2}\\ \mathbf{if}\;\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(1 + \left(1 + t_1\right)\right)} \leq 2 \cdot 10^{+260}:\\ \;\;\;\;\ell \cdot \left(\ell \cdot \frac{2}{\tan k \cdot \left(\left(2 + t_1\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}\right)\\ \mathbf{else}:\\ \;\;\;\;\frac{\frac{{\left(\frac{\ell}{k}\right)}^{2}}{t} \cdot \frac{2}{\sin k}}{\tan k}\\ \end{array} \]
Derivation
  1. Split input into 2 regimes
  2. if (/.f64 2 (*.f64 (*.f64 (*.f64 (/.f64 (pow.f64 t 3) (*.f64 l l)) (sin.f64 k)) (tan.f64 k)) (+.f64 (+.f64 1 (pow.f64 (/.f64 k t) 2)) 1))) < 2.00000000000000013e260

    1. Initial program 79.3%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/79.3%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/81.1%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/80.1%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/80.6%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative80.6%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/80.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*80.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative80.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*80.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative80.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified80.5%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Step-by-step derivation
      1. expm1-log1p-u54.7%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}\right)\right)} \]
      2. expm1-udef52.1%

        \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}\right)} - 1} \]
    5. Applied egg-rr52.1%

      \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}\right)} - 1} \]
    6. Step-by-step derivation
      1. expm1-def54.7%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}\right)\right)} \]
      2. expm1-log1p80.5%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
      3. associate-*l*83.2%

        \[\leadsto \color{blue}{\ell \cdot \left(\ell \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}\right)} \]
      4. *-commutative83.2%

        \[\leadsto \ell \cdot \left(\ell \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \color{blue}{\left(\sin k \cdot {t}^{3}\right)}\right)}\right) \]
    7. Simplified83.2%

      \[\leadsto \color{blue}{\ell \cdot \left(\ell \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left(\sin k \cdot {t}^{3}\right)\right)}\right)} \]

    if 2.00000000000000013e260 < (/.f64 2 (*.f64 (*.f64 (*.f64 (/.f64 (pow.f64 t 3) (*.f64 l l)) (sin.f64 k)) (tan.f64 k)) (+.f64 (+.f64 1 (pow.f64 (/.f64 k t) 2)) 1)))

    1. Initial program 20.6%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/20.6%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/20.6%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/20.6%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/21.4%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative21.4%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/21.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*21.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative21.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*21.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative21.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified21.4%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 52.4%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left({k}^{2} \cdot \left(\sin k \cdot t\right)\right)}} \]
    5. Step-by-step derivation
      1. *-commutative52.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\left(\sin k \cdot t\right) \cdot {k}^{2}\right)}} \]
      2. associate-*l*52.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(t \cdot {k}^{2}\right)\right)}} \]
      3. *-commutative52.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left({k}^{2} \cdot t\right)}\right)} \]
      4. unpow252.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \left(\color{blue}{\left(k \cdot k\right)} \cdot t\right)\right)} \]
      5. associate-*l*57.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left(k \cdot \left(k \cdot t\right)\right)}\right)} \]
    6. Simplified57.0%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    7. Step-by-step derivation
      1. associate-*r/57.0%

        \[\leadsto \color{blue}{\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    8. Applied egg-rr57.0%

      \[\leadsto \color{blue}{\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    9. Step-by-step derivation
      1. expm1-log1p-u47.2%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)\right)} \]
      2. expm1-udef41.2%

        \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)} - 1} \]
      3. associate-*l*41.2%

        \[\leadsto e^{\mathsf{log1p}\left(\frac{\color{blue}{\ell \cdot \left(\ell \cdot 2\right)}}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)} - 1 \]
      4. *-commutative41.2%

        \[\leadsto e^{\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \color{blue}{\left(t \cdot k\right)}\right)\right)}\right)} - 1 \]
    10. Applied egg-rr41.2%

      \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\right)} - 1} \]
    11. Step-by-step derivation
      1. expm1-def47.3%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\right)\right)} \]
      2. expm1-log1p57.0%

        \[\leadsto \color{blue}{\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}} \]
      3. *-commutative57.0%

        \[\leadsto \frac{\ell \cdot \left(\ell \cdot 2\right)}{\color{blue}{\left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right) \cdot \tan k}} \]
      4. associate-/r*57.0%

        \[\leadsto \color{blue}{\frac{\frac{\ell \cdot \left(\ell \cdot 2\right)}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)}}{\tan k}} \]
      5. associate-*r*57.0%

        \[\leadsto \frac{\frac{\color{blue}{\left(\ell \cdot \ell\right) \cdot 2}}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)}}{\tan k} \]
      6. unpow257.0%

        \[\leadsto \frac{\frac{\color{blue}{{\ell}^{2}} \cdot 2}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)}}{\tan k} \]
      7. *-commutative57.0%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\color{blue}{\left(k \cdot \left(t \cdot k\right)\right) \cdot \sin k}}}{\tan k} \]
      8. *-commutative57.0%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\left(k \cdot \color{blue}{\left(k \cdot t\right)}\right) \cdot \sin k}}{\tan k} \]
      9. associate-*r*52.5%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\color{blue}{\left(\left(k \cdot k\right) \cdot t\right)} \cdot \sin k}}{\tan k} \]
      10. unpow252.5%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\left(\color{blue}{{k}^{2}} \cdot t\right) \cdot \sin k}}{\tan k} \]
      11. times-frac52.5%

        \[\leadsto \frac{\color{blue}{\frac{{\ell}^{2}}{{k}^{2} \cdot t} \cdot \frac{2}{\sin k}}}{\tan k} \]
      12. associate-/r*50.6%

        \[\leadsto \frac{\color{blue}{\frac{\frac{{\ell}^{2}}{{k}^{2}}}{t}} \cdot \frac{2}{\sin k}}{\tan k} \]
      13. unpow250.6%

        \[\leadsto \frac{\frac{\frac{\color{blue}{\ell \cdot \ell}}{{k}^{2}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
      14. unpow250.6%

        \[\leadsto \frac{\frac{\frac{\ell \cdot \ell}{\color{blue}{k \cdot k}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
      15. times-frac76.4%

        \[\leadsto \frac{\frac{\color{blue}{\frac{\ell}{k} \cdot \frac{\ell}{k}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
      16. unpow276.4%

        \[\leadsto \frac{\frac{\color{blue}{{\left(\frac{\ell}{k}\right)}^{2}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
    12. Simplified76.4%

      \[\leadsto \color{blue}{\frac{\frac{{\left(\frac{\ell}{k}\right)}^{2}}{t} \cdot \frac{2}{\sin k}}{\tan k}} \]
  3. Recombined 2 regimes into one program.
  4. Final simplification80.3%

    \[\leadsto \begin{array}{l} \mathbf{if}\;\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(1 + \left(1 + {\left(\frac{k}{t}\right)}^{2}\right)\right)} \leq 2 \cdot 10^{+260}:\\ \;\;\;\;\ell \cdot \left(\ell \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}\right)\\ \mathbf{else}:\\ \;\;\;\;\frac{\frac{{\left(\frac{\ell}{k}\right)}^{2}}{t} \cdot \frac{2}{\sin k}}{\tan k}\\ \end{array} \]

Alternative 4?

\[\begin{array}{l} t_1 := \frac{2}{\left(\frac{{t}^{3}}{\ell} \cdot \frac{k}{\ell}\right) \cdot \left(\tan k \cdot \left(1 + \left(1 + {\left(\frac{k}{t}\right)}^{2}\right)\right)\right)}\\ \mathbf{if}\;t \leq -2.5 \cdot 10^{-7}:\\ \;\;\;\;t_1\\ \mathbf{elif}\;t \leq -3.7 \cdot 10^{-225}:\\ \;\;\;\;\frac{\frac{{\left(\frac{\ell}{k}\right)}^{2}}{t} \cdot \frac{2}{\sin k}}{\tan k}\\ \mathbf{elif}\;t \leq 2.8 \cdot 10^{-71}:\\ \;\;\;\;\frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\left(k \cdot \sin k\right) \cdot \left(t \cdot k\right)}\\ \mathbf{else}:\\ \;\;\;\;t_1\\ \end{array} \]
Derivation
  1. Split input into 3 regimes
  2. if t < -2.49999999999999989e-7 or 2.8e-71 < t

    1. Initial program 61.9%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-*l*61.9%

        \[\leadsto \frac{2}{\color{blue}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      2. +-commutative61.9%

        \[\leadsto \frac{2}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \left(\tan k \cdot \color{blue}{\left(1 + \left(1 + {\left(\frac{k}{t}\right)}^{2}\right)\right)}\right)} \]
    3. Simplified61.9%

      \[\leadsto \color{blue}{\frac{2}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(1 + \left(1 + {\left(\frac{k}{t}\right)}^{2}\right)\right)\right)}} \]
    4. Taylor expanded in k around 0 62.8%

      \[\leadsto \frac{2}{\color{blue}{\frac{k \cdot {t}^{3}}{{\ell}^{2}}} \cdot \left(\tan k \cdot \left(1 + \left(1 + {\left(\frac{k}{t}\right)}^{2}\right)\right)\right)} \]
    5. Step-by-step derivation
      1. *-commutative62.8%

        \[\leadsto \frac{2}{\frac{\color{blue}{{t}^{3} \cdot k}}{{\ell}^{2}} \cdot \left(\tan k \cdot \left(1 + \left(1 + {\left(\frac{k}{t}\right)}^{2}\right)\right)\right)} \]
      2. unpow262.8%

        \[\leadsto \frac{2}{\frac{{t}^{3} \cdot k}{\color{blue}{\ell \cdot \ell}} \cdot \left(\tan k \cdot \left(1 + \left(1 + {\left(\frac{k}{t}\right)}^{2}\right)\right)\right)} \]
      3. times-frac70.4%

        \[\leadsto \frac{2}{\color{blue}{\left(\frac{{t}^{3}}{\ell} \cdot \frac{k}{\ell}\right)} \cdot \left(\tan k \cdot \left(1 + \left(1 + {\left(\frac{k}{t}\right)}^{2}\right)\right)\right)} \]
    6. Simplified70.4%

      \[\leadsto \frac{2}{\color{blue}{\left(\frac{{t}^{3}}{\ell} \cdot \frac{k}{\ell}\right)} \cdot \left(\tan k \cdot \left(1 + \left(1 + {\left(\frac{k}{t}\right)}^{2}\right)\right)\right)} \]

    if -2.49999999999999989e-7 < t < -3.69999999999999988e-225

    1. Initial program 58.3%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/58.3%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/58.2%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/58.2%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/58.3%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative58.3%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/58.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*58.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative58.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*58.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative58.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified58.3%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 73.7%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left({k}^{2} \cdot \left(\sin k \cdot t\right)\right)}} \]
    5. Step-by-step derivation
      1. *-commutative73.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\left(\sin k \cdot t\right) \cdot {k}^{2}\right)}} \]
      2. associate-*l*73.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(t \cdot {k}^{2}\right)\right)}} \]
      3. *-commutative73.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left({k}^{2} \cdot t\right)}\right)} \]
      4. unpow273.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \left(\color{blue}{\left(k \cdot k\right)} \cdot t\right)\right)} \]
      5. associate-*l*75.8%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left(k \cdot \left(k \cdot t\right)\right)}\right)} \]
    6. Simplified75.8%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    7. Step-by-step derivation
      1. associate-*r/75.8%

        \[\leadsto \color{blue}{\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    8. Applied egg-rr75.8%

      \[\leadsto \color{blue}{\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    9. Step-by-step derivation
      1. expm1-log1p-u32.2%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)\right)} \]
      2. expm1-udef27.4%

        \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)} - 1} \]
      3. associate-*l*27.4%

        \[\leadsto e^{\mathsf{log1p}\left(\frac{\color{blue}{\ell \cdot \left(\ell \cdot 2\right)}}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)} - 1 \]
      4. *-commutative27.4%

        \[\leadsto e^{\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \color{blue}{\left(t \cdot k\right)}\right)\right)}\right)} - 1 \]
    10. Applied egg-rr27.4%

      \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\right)} - 1} \]
    11. Step-by-step derivation
      1. expm1-def32.2%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\right)\right)} \]
      2. expm1-log1p75.8%

        \[\leadsto \color{blue}{\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}} \]
      3. *-commutative75.8%

        \[\leadsto \frac{\ell \cdot \left(\ell \cdot 2\right)}{\color{blue}{\left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right) \cdot \tan k}} \]
      4. associate-/r*75.7%

        \[\leadsto \color{blue}{\frac{\frac{\ell \cdot \left(\ell \cdot 2\right)}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)}}{\tan k}} \]
      5. associate-*r*75.7%

        \[\leadsto \frac{\frac{\color{blue}{\left(\ell \cdot \ell\right) \cdot 2}}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)}}{\tan k} \]
      6. unpow275.7%

        \[\leadsto \frac{\frac{\color{blue}{{\ell}^{2}} \cdot 2}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)}}{\tan k} \]
      7. *-commutative75.7%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\color{blue}{\left(k \cdot \left(t \cdot k\right)\right) \cdot \sin k}}}{\tan k} \]
      8. *-commutative75.7%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\left(k \cdot \color{blue}{\left(k \cdot t\right)}\right) \cdot \sin k}}{\tan k} \]
      9. associate-*r*73.6%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\color{blue}{\left(\left(k \cdot k\right) \cdot t\right)} \cdot \sin k}}{\tan k} \]
      10. unpow273.6%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\left(\color{blue}{{k}^{2}} \cdot t\right) \cdot \sin k}}{\tan k} \]
      11. times-frac75.5%

        \[\leadsto \frac{\color{blue}{\frac{{\ell}^{2}}{{k}^{2} \cdot t} \cdot \frac{2}{\sin k}}}{\tan k} \]
      12. associate-/r*75.7%

        \[\leadsto \frac{\color{blue}{\frac{\frac{{\ell}^{2}}{{k}^{2}}}{t}} \cdot \frac{2}{\sin k}}{\tan k} \]
      13. unpow275.7%

        \[\leadsto \frac{\frac{\frac{\color{blue}{\ell \cdot \ell}}{{k}^{2}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
      14. unpow275.7%

        \[\leadsto \frac{\frac{\frac{\ell \cdot \ell}{\color{blue}{k \cdot k}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
      15. times-frac95.2%

        \[\leadsto \frac{\frac{\color{blue}{\frac{\ell}{k} \cdot \frac{\ell}{k}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
      16. unpow295.2%

        \[\leadsto \frac{\frac{\color{blue}{{\left(\frac{\ell}{k}\right)}^{2}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
    12. Simplified95.2%

      \[\leadsto \color{blue}{\frac{\frac{{\left(\frac{\ell}{k}\right)}^{2}}{t} \cdot \frac{2}{\sin k}}{\tan k}} \]

    if -3.69999999999999988e-225 < t < 2.8e-71

    1. Initial program 35.6%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/35.6%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/35.6%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/35.6%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/37.0%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative37.0%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/37.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*37.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative37.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*37.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative37.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified37.0%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 74.0%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left({k}^{2} \cdot \left(\sin k \cdot t\right)\right)}} \]
    5. Step-by-step derivation
      1. *-commutative74.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\left(\sin k \cdot t\right) \cdot {k}^{2}\right)}} \]
      2. associate-*l*74.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(t \cdot {k}^{2}\right)\right)}} \]
      3. *-commutative74.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left({k}^{2} \cdot t\right)}\right)} \]
      4. unpow274.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \left(\color{blue}{\left(k \cdot k\right)} \cdot t\right)\right)} \]
      5. associate-*l*79.8%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left(k \cdot \left(k \cdot t\right)\right)}\right)} \]
    6. Simplified79.8%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    7. Step-by-step derivation
      1. associate-*r/79.8%

        \[\leadsto \color{blue}{\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    8. Applied egg-rr79.8%

      \[\leadsto \color{blue}{\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    9. Step-by-step derivation
      1. expm1-log1p-u57.8%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)\right)} \]
      2. expm1-udef47.2%

        \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)} - 1} \]
      3. associate-*l*47.2%

        \[\leadsto e^{\mathsf{log1p}\left(\frac{\color{blue}{\ell \cdot \left(\ell \cdot 2\right)}}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)} - 1 \]
      4. *-commutative47.2%

        \[\leadsto e^{\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \color{blue}{\left(t \cdot k\right)}\right)\right)}\right)} - 1 \]
    10. Applied egg-rr47.2%

      \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\right)} - 1} \]
    11. Step-by-step derivation
      1. expm1-def57.9%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\right)\right)} \]
      2. expm1-log1p79.9%

        \[\leadsto \color{blue}{\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}} \]
      3. times-frac93.4%

        \[\leadsto \color{blue}{\frac{\ell}{\tan k} \cdot \frac{\ell \cdot 2}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)}} \]
      4. *-commutative93.4%

        \[\leadsto \frac{\ell}{\tan k} \cdot \frac{\color{blue}{2 \cdot \ell}}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)} \]
      5. associate-*r*93.4%

        \[\leadsto \frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\color{blue}{\left(\sin k \cdot k\right) \cdot \left(t \cdot k\right)}} \]
      6. *-commutative93.4%

        \[\leadsto \frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\left(\sin k \cdot k\right) \cdot \color{blue}{\left(k \cdot t\right)}} \]
    12. Simplified93.4%

      \[\leadsto \color{blue}{\frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\left(\sin k \cdot k\right) \cdot \left(k \cdot t\right)}} \]
  3. Recombined 3 regimes into one program.
  4. Final simplification81.1%

    \[\leadsto \begin{array}{l} \mathbf{if}\;t \leq -2.5 \cdot 10^{-7}:\\ \;\;\;\;\frac{2}{\left(\frac{{t}^{3}}{\ell} \cdot \frac{k}{\ell}\right) \cdot \left(\tan k \cdot \left(1 + \left(1 + {\left(\frac{k}{t}\right)}^{2}\right)\right)\right)}\\ \mathbf{elif}\;t \leq -3.7 \cdot 10^{-225}:\\ \;\;\;\;\frac{\frac{{\left(\frac{\ell}{k}\right)}^{2}}{t} \cdot \frac{2}{\sin k}}{\tan k}\\ \mathbf{elif}\;t \leq 2.8 \cdot 10^{-71}:\\ \;\;\;\;\frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\left(k \cdot \sin k\right) \cdot \left(t \cdot k\right)}\\ \mathbf{else}:\\ \;\;\;\;\frac{2}{\left(\frac{{t}^{3}}{\ell} \cdot \frac{k}{\ell}\right) \cdot \left(\tan k \cdot \left(1 + \left(1 + {\left(\frac{k}{t}\right)}^{2}\right)\right)\right)}\\ \end{array} \]

Alternative 5?

\[\begin{array}{l} t_1 := \frac{\frac{{\left(\frac{\ell}{k}\right)}^{2}}{t} \cdot \frac{2}{\sin k}}{\tan k}\\ \mathbf{if}\;t \leq -5.1 \cdot 10^{-225}:\\ \;\;\;\;t_1\\ \mathbf{elif}\;t \leq 10^{-80}:\\ \;\;\;\;\frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\left(k \cdot \sin k\right) \cdot \left(t \cdot k\right)}\\ \mathbf{elif}\;t \leq 5 \cdot 10^{+25}:\\ \;\;\;\;t_1\\ \mathbf{else}:\\ \;\;\;\;\frac{\cos k}{k} \cdot \frac{\ell \cdot \ell}{{t}^{3} \cdot \sin k}\\ \end{array} \]
Derivation
  1. Split input into 3 regimes
  2. if t < -5.0999999999999999e-225 or 9.99999999999999961e-81 < t < 5.00000000000000024e25

    1. Initial program 57.4%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/57.4%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/58.8%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/58.3%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/59.5%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative59.5%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/59.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*59.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative59.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*59.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative59.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified59.4%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 57.2%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left({k}^{2} \cdot \left(\sin k \cdot t\right)\right)}} \]
    5. Step-by-step derivation
      1. *-commutative57.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\left(\sin k \cdot t\right) \cdot {k}^{2}\right)}} \]
      2. associate-*l*57.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(t \cdot {k}^{2}\right)\right)}} \]
      3. *-commutative57.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left({k}^{2} \cdot t\right)}\right)} \]
      4. unpow257.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \left(\color{blue}{\left(k \cdot k\right)} \cdot t\right)\right)} \]
      5. associate-*l*57.9%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left(k \cdot \left(k \cdot t\right)\right)}\right)} \]
    6. Simplified57.9%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    7. Step-by-step derivation
      1. associate-*r/57.9%

        \[\leadsto \color{blue}{\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    8. Applied egg-rr57.9%

      \[\leadsto \color{blue}{\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    9. Step-by-step derivation
      1. expm1-log1p-u35.6%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)\right)} \]
      2. expm1-udef34.5%

        \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)} - 1} \]
      3. associate-*l*34.5%

        \[\leadsto e^{\mathsf{log1p}\left(\frac{\color{blue}{\ell \cdot \left(\ell \cdot 2\right)}}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)} - 1 \]
      4. *-commutative34.5%

        \[\leadsto e^{\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \color{blue}{\left(t \cdot k\right)}\right)\right)}\right)} - 1 \]
    10. Applied egg-rr34.5%

      \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\right)} - 1} \]
    11. Step-by-step derivation
      1. expm1-def35.6%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\right)\right)} \]
      2. expm1-log1p57.9%

        \[\leadsto \color{blue}{\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}} \]
      3. *-commutative57.9%

        \[\leadsto \frac{\ell \cdot \left(\ell \cdot 2\right)}{\color{blue}{\left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right) \cdot \tan k}} \]
      4. associate-/r*59.4%

        \[\leadsto \color{blue}{\frac{\frac{\ell \cdot \left(\ell \cdot 2\right)}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)}}{\tan k}} \]
      5. associate-*r*59.4%

        \[\leadsto \frac{\frac{\color{blue}{\left(\ell \cdot \ell\right) \cdot 2}}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)}}{\tan k} \]
      6. unpow259.4%

        \[\leadsto \frac{\frac{\color{blue}{{\ell}^{2}} \cdot 2}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)}}{\tan k} \]
      7. *-commutative59.4%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\color{blue}{\left(k \cdot \left(t \cdot k\right)\right) \cdot \sin k}}}{\tan k} \]
      8. *-commutative59.4%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\left(k \cdot \color{blue}{\left(k \cdot t\right)}\right) \cdot \sin k}}{\tan k} \]
      9. associate-*r*58.6%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\color{blue}{\left(\left(k \cdot k\right) \cdot t\right)} \cdot \sin k}}{\tan k} \]
      10. unpow258.6%

        \[\leadsto \frac{\frac{{\ell}^{2} \cdot 2}{\left(\color{blue}{{k}^{2}} \cdot t\right) \cdot \sin k}}{\tan k} \]
      11. times-frac59.4%

        \[\leadsto \frac{\color{blue}{\frac{{\ell}^{2}}{{k}^{2} \cdot t} \cdot \frac{2}{\sin k}}}{\tan k} \]
      12. associate-/r*59.5%

        \[\leadsto \frac{\color{blue}{\frac{\frac{{\ell}^{2}}{{k}^{2}}}{t}} \cdot \frac{2}{\sin k}}{\tan k} \]
      13. unpow259.5%

        \[\leadsto \frac{\frac{\frac{\color{blue}{\ell \cdot \ell}}{{k}^{2}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
      14. unpow259.5%

        \[\leadsto \frac{\frac{\frac{\ell \cdot \ell}{\color{blue}{k \cdot k}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
      15. times-frac73.4%

        \[\leadsto \frac{\frac{\color{blue}{\frac{\ell}{k} \cdot \frac{\ell}{k}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
      16. unpow273.4%

        \[\leadsto \frac{\frac{\color{blue}{{\left(\frac{\ell}{k}\right)}^{2}}}{t} \cdot \frac{2}{\sin k}}{\tan k} \]
    12. Simplified73.4%

      \[\leadsto \color{blue}{\frac{\frac{{\left(\frac{\ell}{k}\right)}^{2}}{t} \cdot \frac{2}{\sin k}}{\tan k}} \]

    if -5.0999999999999999e-225 < t < 9.99999999999999961e-81

    1. Initial program 35.0%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/35.0%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/35.0%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/35.0%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/35.0%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative35.0%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/35.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*35.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative35.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*35.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative35.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified35.0%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 73.2%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left({k}^{2} \cdot \left(\sin k \cdot t\right)\right)}} \]
    5. Step-by-step derivation
      1. *-commutative73.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\left(\sin k \cdot t\right) \cdot {k}^{2}\right)}} \]
      2. associate-*l*73.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(t \cdot {k}^{2}\right)\right)}} \]
      3. *-commutative73.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left({k}^{2} \cdot t\right)}\right)} \]
      4. unpow273.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \left(\color{blue}{\left(k \cdot k\right)} \cdot t\right)\right)} \]
      5. associate-*l*79.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left(k \cdot \left(k \cdot t\right)\right)}\right)} \]
    6. Simplified79.2%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    7. Step-by-step derivation
      1. associate-*r/79.2%

        \[\leadsto \color{blue}{\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    8. Applied egg-rr79.2%

      \[\leadsto \color{blue}{\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    9. Step-by-step derivation
      1. expm1-log1p-u56.6%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)\right)} \]
      2. expm1-udef45.7%

        \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)} - 1} \]
      3. associate-*l*45.7%

        \[\leadsto e^{\mathsf{log1p}\left(\frac{\color{blue}{\ell \cdot \left(\ell \cdot 2\right)}}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)} - 1 \]
      4. *-commutative45.7%

        \[\leadsto e^{\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \color{blue}{\left(t \cdot k\right)}\right)\right)}\right)} - 1 \]
    10. Applied egg-rr45.7%

      \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\right)} - 1} \]
    11. Step-by-step derivation
      1. expm1-def56.7%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\right)\right)} \]
      2. expm1-log1p79.3%

        \[\leadsto \color{blue}{\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}} \]
      3. times-frac93.2%

        \[\leadsto \color{blue}{\frac{\ell}{\tan k} \cdot \frac{\ell \cdot 2}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)}} \]
      4. *-commutative93.2%

        \[\leadsto \frac{\ell}{\tan k} \cdot \frac{\color{blue}{2 \cdot \ell}}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)} \]
      5. associate-*r*93.3%

        \[\leadsto \frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\color{blue}{\left(\sin k \cdot k\right) \cdot \left(t \cdot k\right)}} \]
      6. *-commutative93.3%

        \[\leadsto \frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\left(\sin k \cdot k\right) \cdot \color{blue}{\left(k \cdot t\right)}} \]
    12. Simplified93.3%

      \[\leadsto \color{blue}{\frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\left(\sin k \cdot k\right) \cdot \left(k \cdot t\right)}} \]

    if 5.00000000000000024e25 < t

    1. Initial program 69.1%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/69.1%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/70.8%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/69.2%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/69.2%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative69.2%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/69.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*69.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative69.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*69.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative69.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified69.2%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around 0 68.2%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \color{blue}{\left(k \cdot {t}^{3}\right)}\right)} \]
    5. Taylor expanded in t around inf 68.2%

      \[\leadsto \color{blue}{\frac{\cos k \cdot {\ell}^{2}}{k \cdot \left(\sin k \cdot {t}^{3}\right)}} \]
    6. Step-by-step derivation
      1. times-frac69.4%

        \[\leadsto \color{blue}{\frac{\cos k}{k} \cdot \frac{{\ell}^{2}}{\sin k \cdot {t}^{3}}} \]
      2. unpow269.4%

        \[\leadsto \frac{\cos k}{k} \cdot \frac{\color{blue}{\ell \cdot \ell}}{\sin k \cdot {t}^{3}} \]
    7. Simplified69.4%

      \[\leadsto \color{blue}{\frac{\cos k}{k} \cdot \frac{\ell \cdot \ell}{\sin k \cdot {t}^{3}}} \]
  3. Recombined 3 regimes into one program.
  4. Final simplification77.4%

    \[\leadsto \begin{array}{l} \mathbf{if}\;t \leq -5.1 \cdot 10^{-225}:\\ \;\;\;\;\frac{\frac{{\left(\frac{\ell}{k}\right)}^{2}}{t} \cdot \frac{2}{\sin k}}{\tan k}\\ \mathbf{elif}\;t \leq 10^{-80}:\\ \;\;\;\;\frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\left(k \cdot \sin k\right) \cdot \left(t \cdot k\right)}\\ \mathbf{elif}\;t \leq 5 \cdot 10^{+25}:\\ \;\;\;\;\frac{\frac{{\left(\frac{\ell}{k}\right)}^{2}}{t} \cdot \frac{2}{\sin k}}{\tan k}\\ \mathbf{else}:\\ \;\;\;\;\frac{\cos k}{k} \cdot \frac{\ell \cdot \ell}{{t}^{3} \cdot \sin k}\\ \end{array} \]

Alternative 6?

\[\begin{array}{l} \mathbf{if}\;t \leq -4.7 \cdot 10^{-7} \lor \neg \left(t \leq 1.35 \cdot 10^{+23}\right):\\ \;\;\;\;\frac{\cos k}{k} \cdot \frac{\ell \cdot \ell}{{t}^{3} \cdot \sin k}\\ \mathbf{else}:\\ \;\;\;\;\frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\left(k \cdot \sin k\right) \cdot \left(t \cdot k\right)}\\ \end{array} \]
Derivation
  1. Split input into 2 regimes
  2. if t < -4.7e-7 or 1.3499999999999999e23 < t

    1. Initial program 61.7%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/61.7%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/64.0%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/62.8%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/62.5%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative62.5%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/62.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*62.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative62.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*62.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative62.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified62.5%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around 0 62.0%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \color{blue}{\left(k \cdot {t}^{3}\right)}\right)} \]
    5. Taylor expanded in t around inf 62.5%

      \[\leadsto \color{blue}{\frac{\cos k \cdot {\ell}^{2}}{k \cdot \left(\sin k \cdot {t}^{3}\right)}} \]
    6. Step-by-step derivation
      1. times-frac63.5%

        \[\leadsto \color{blue}{\frac{\cos k}{k} \cdot \frac{{\ell}^{2}}{\sin k \cdot {t}^{3}}} \]
      2. unpow263.5%

        \[\leadsto \frac{\cos k}{k} \cdot \frac{\color{blue}{\ell \cdot \ell}}{\sin k \cdot {t}^{3}} \]
    7. Simplified63.5%

      \[\leadsto \color{blue}{\frac{\cos k}{k} \cdot \frac{\ell \cdot \ell}{\sin k \cdot {t}^{3}}} \]

    if -4.7e-7 < t < 1.3499999999999999e23

    1. Initial program 48.2%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/48.2%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/48.1%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/48.1%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/49.5%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative49.5%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/49.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*49.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative49.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*49.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative49.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified49.5%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 72.1%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left({k}^{2} \cdot \left(\sin k \cdot t\right)\right)}} \]
    5. Step-by-step derivation
      1. *-commutative72.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\left(\sin k \cdot t\right) \cdot {k}^{2}\right)}} \]
      2. associate-*l*72.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(t \cdot {k}^{2}\right)\right)}} \]
      3. *-commutative72.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left({k}^{2} \cdot t\right)}\right)} \]
      4. unpow272.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \left(\color{blue}{\left(k \cdot k\right)} \cdot t\right)\right)} \]
      5. associate-*l*75.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left(k \cdot \left(k \cdot t\right)\right)}\right)} \]
    6. Simplified75.7%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    7. Step-by-step derivation
      1. associate-*r/75.7%

        \[\leadsto \color{blue}{\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    8. Applied egg-rr75.7%

      \[\leadsto \color{blue}{\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    9. Step-by-step derivation
      1. expm1-log1p-u47.7%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)\right)} \]
      2. expm1-udef40.9%

        \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)} - 1} \]
      3. associate-*l*40.9%

        \[\leadsto e^{\mathsf{log1p}\left(\frac{\color{blue}{\ell \cdot \left(\ell \cdot 2\right)}}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)} - 1 \]
      4. *-commutative40.9%

        \[\leadsto e^{\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \color{blue}{\left(t \cdot k\right)}\right)\right)}\right)} - 1 \]
    10. Applied egg-rr40.9%

      \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\right)} - 1} \]
    11. Step-by-step derivation
      1. expm1-def47.8%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\right)\right)} \]
      2. expm1-log1p75.7%

        \[\leadsto \color{blue}{\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}} \]
      3. times-frac86.0%

        \[\leadsto \color{blue}{\frac{\ell}{\tan k} \cdot \frac{\ell \cdot 2}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)}} \]
      4. *-commutative86.0%

        \[\leadsto \frac{\ell}{\tan k} \cdot \frac{\color{blue}{2 \cdot \ell}}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)} \]
      5. associate-*r*86.0%

        \[\leadsto \frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\color{blue}{\left(\sin k \cdot k\right) \cdot \left(t \cdot k\right)}} \]
      6. *-commutative86.0%

        \[\leadsto \frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\left(\sin k \cdot k\right) \cdot \color{blue}{\left(k \cdot t\right)}} \]
    12. Simplified86.0%

      \[\leadsto \color{blue}{\frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\left(\sin k \cdot k\right) \cdot \left(k \cdot t\right)}} \]
  3. Recombined 2 regimes into one program.
  4. Final simplification75.4%

    \[\leadsto \begin{array}{l} \mathbf{if}\;t \leq -4.7 \cdot 10^{-7} \lor \neg \left(t \leq 1.35 \cdot 10^{+23}\right):\\ \;\;\;\;\frac{\cos k}{k} \cdot \frac{\ell \cdot \ell}{{t}^{3} \cdot \sin k}\\ \mathbf{else}:\\ \;\;\;\;\frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\left(k \cdot \sin k\right) \cdot \left(t \cdot k\right)}\\ \end{array} \]

Alternative 7?

\[\begin{array}{l} \mathbf{if}\;\ell \cdot \ell \leq 10^{-307}:\\ \;\;\;\;2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \left(\ell \cdot 0.3333333333333333 + \frac{\ell}{k \cdot k}\right)\right)\right)\\ \mathbf{elif}\;\ell \cdot \ell \leq 2 \cdot 10^{-239}:\\ \;\;\;\;\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(2 \cdot \left({t}^{3} \cdot k\right)\right)}\\ \mathbf{elif}\;\ell \cdot \ell \leq 2 \cdot 10^{+287}:\\ \;\;\;\;\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\\ \mathbf{else}:\\ \;\;\;\;2 \cdot \left(0.3333333333333333 \cdot \left({\left(\frac{\ell}{k}\right)}^{2} \cdot \frac{\cos k}{t}\right)\right)\\ \end{array} \]
Derivation
  1. Split input into 4 regimes
  2. if (*.f64 l l) < 9.99999999999999909e-308

    1. Initial program 52.9%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/52.9%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/52.8%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/51.9%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/51.2%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative51.2%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/51.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*51.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative51.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*51.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative51.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified51.2%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 52.2%

      \[\leadsto \color{blue}{2 \cdot \frac{\cos k \cdot {\ell}^{2}}{{k}^{2} \cdot \left({\sin k}^{2} \cdot t\right)}} \]
    5. Step-by-step derivation
      1. times-frac56.8%

        \[\leadsto 2 \cdot \color{blue}{\left(\frac{\cos k}{{k}^{2}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right)} \]
      2. unpow256.8%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{\color{blue}{k \cdot k}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right) \]
      3. unpow256.8%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\color{blue}{\ell \cdot \ell}}{{\sin k}^{2} \cdot t}\right) \]
      4. *-commutative56.8%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\ell \cdot \ell}{\color{blue}{t \cdot {\sin k}^{2}}}\right) \]
      5. times-frac75.9%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \color{blue}{\left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)}\right) \]
    6. Simplified75.9%

      \[\leadsto \color{blue}{2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)\right)} \]
    7. Taylor expanded in k around 0 73.7%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\left(\frac{\ell}{{k}^{2}} + 0.3333333333333333 \cdot \ell\right)}\right)\right) \]
    8. Step-by-step derivation
      1. +-commutative73.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\left(0.3333333333333333 \cdot \ell + \frac{\ell}{{k}^{2}}\right)}\right)\right) \]
      2. *-commutative73.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \left(\color{blue}{\ell \cdot 0.3333333333333333} + \frac{\ell}{{k}^{2}}\right)\right)\right) \]
      3. unpow273.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \left(\ell \cdot 0.3333333333333333 + \frac{\ell}{\color{blue}{k \cdot k}}\right)\right)\right) \]
    9. Simplified73.7%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\left(\ell \cdot 0.3333333333333333 + \frac{\ell}{k \cdot k}\right)}\right)\right) \]

    if 9.99999999999999909e-308 < (*.f64 l l) < 2.0000000000000002e-239

    1. Initial program 81.3%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/81.3%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/93.3%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/93.2%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/93.8%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative93.8%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/93.8%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*93.8%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative93.8%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*93.8%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative93.8%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified93.8%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around 0 88.3%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(2 \cdot \left(k \cdot {t}^{3}\right)\right)}} \]

    if 2.0000000000000002e-239 < (*.f64 l l) < 2.0000000000000002e287

    1. Initial program 63.1%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/63.1%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/64.0%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/63.2%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/65.1%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative65.1%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/65.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*65.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative65.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*65.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative65.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified65.0%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 66.3%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left({k}^{2} \cdot \left(\sin k \cdot t\right)\right)}} \]
    5. Step-by-step derivation
      1. *-commutative66.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\left(\sin k \cdot t\right) \cdot {k}^{2}\right)}} \]
      2. associate-*l*66.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(t \cdot {k}^{2}\right)\right)}} \]
      3. *-commutative66.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left({k}^{2} \cdot t\right)}\right)} \]
      4. unpow266.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \left(\color{blue}{\left(k \cdot k\right)} \cdot t\right)\right)} \]
      5. associate-*l*71.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left(k \cdot \left(k \cdot t\right)\right)}\right)} \]
    6. Simplified71.0%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]

    if 2.0000000000000002e287 < (*.f64 l l)

    1. Initial program 39.4%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/39.4%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/39.4%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/39.4%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/39.4%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative39.4%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/39.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*39.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative39.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*39.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative39.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified39.4%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 52.9%

      \[\leadsto \color{blue}{2 \cdot \frac{\cos k \cdot {\ell}^{2}}{{k}^{2} \cdot \left({\sin k}^{2} \cdot t\right)}} \]
    5. Step-by-step derivation
      1. times-frac53.0%

        \[\leadsto 2 \cdot \color{blue}{\left(\frac{\cos k}{{k}^{2}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right)} \]
      2. unpow253.0%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{\color{blue}{k \cdot k}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right) \]
      3. unpow253.0%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\color{blue}{\ell \cdot \ell}}{{\sin k}^{2} \cdot t}\right) \]
      4. *-commutative53.0%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\ell \cdot \ell}{\color{blue}{t \cdot {\sin k}^{2}}}\right) \]
      5. times-frac57.6%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \color{blue}{\left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)}\right) \]
    6. Simplified57.6%

      \[\leadsto \color{blue}{2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)\right)} \]
    7. Taylor expanded in k around 0 57.6%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\left(\frac{\ell}{{k}^{2}} + 0.3333333333333333 \cdot \ell\right)}\right)\right) \]
    8. Step-by-step derivation
      1. +-commutative57.6%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\left(0.3333333333333333 \cdot \ell + \frac{\ell}{{k}^{2}}\right)}\right)\right) \]
      2. *-commutative57.6%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \left(\color{blue}{\ell \cdot 0.3333333333333333} + \frac{\ell}{{k}^{2}}\right)\right)\right) \]
      3. unpow257.6%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \left(\ell \cdot 0.3333333333333333 + \frac{\ell}{\color{blue}{k \cdot k}}\right)\right)\right) \]
    9. Simplified57.6%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\left(\ell \cdot 0.3333333333333333 + \frac{\ell}{k \cdot k}\right)}\right)\right) \]
    10. Taylor expanded in k around inf 52.9%

      \[\leadsto 2 \cdot \color{blue}{\left(0.3333333333333333 \cdot \frac{\cos k \cdot {\ell}^{2}}{{k}^{2} \cdot t}\right)} \]
    11. Step-by-step derivation
      1. *-commutative52.9%

        \[\leadsto 2 \cdot \left(0.3333333333333333 \cdot \frac{\color{blue}{{\ell}^{2} \cdot \cos k}}{{k}^{2} \cdot t}\right) \]
      2. times-frac53.0%

        \[\leadsto 2 \cdot \left(0.3333333333333333 \cdot \color{blue}{\left(\frac{{\ell}^{2}}{{k}^{2}} \cdot \frac{\cos k}{t}\right)}\right) \]
      3. unpow253.0%

        \[\leadsto 2 \cdot \left(0.3333333333333333 \cdot \left(\frac{\color{blue}{\ell \cdot \ell}}{{k}^{2}} \cdot \frac{\cos k}{t}\right)\right) \]
      4. unpow253.0%

        \[\leadsto 2 \cdot \left(0.3333333333333333 \cdot \left(\frac{\ell \cdot \ell}{\color{blue}{k \cdot k}} \cdot \frac{\cos k}{t}\right)\right) \]
      5. times-frac60.4%

        \[\leadsto 2 \cdot \left(0.3333333333333333 \cdot \left(\color{blue}{\left(\frac{\ell}{k} \cdot \frac{\ell}{k}\right)} \cdot \frac{\cos k}{t}\right)\right) \]
      6. unpow260.4%

        \[\leadsto 2 \cdot \left(0.3333333333333333 \cdot \left(\color{blue}{{\left(\frac{\ell}{k}\right)}^{2}} \cdot \frac{\cos k}{t}\right)\right) \]
    12. Simplified60.4%

      \[\leadsto 2 \cdot \color{blue}{\left(0.3333333333333333 \cdot \left({\left(\frac{\ell}{k}\right)}^{2} \cdot \frac{\cos k}{t}\right)\right)} \]
  3. Recombined 4 regimes into one program.
  4. Final simplification69.6%

    \[\leadsto \begin{array}{l} \mathbf{if}\;\ell \cdot \ell \leq 10^{-307}:\\ \;\;\;\;2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \left(\ell \cdot 0.3333333333333333 + \frac{\ell}{k \cdot k}\right)\right)\right)\\ \mathbf{elif}\;\ell \cdot \ell \leq 2 \cdot 10^{-239}:\\ \;\;\;\;\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(2 \cdot \left({t}^{3} \cdot k\right)\right)}\\ \mathbf{elif}\;\ell \cdot \ell \leq 2 \cdot 10^{+287}:\\ \;\;\;\;\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\\ \mathbf{else}:\\ \;\;\;\;2 \cdot \left(0.3333333333333333 \cdot \left({\left(\frac{\ell}{k}\right)}^{2} \cdot \frac{\cos k}{t}\right)\right)\\ \end{array} \]

Alternative 8?

\[\begin{array}{l} \mathbf{if}\;t \leq -12000000000000 \lor \neg \left(t \leq 3.5 \cdot 10^{+17}\right):\\ \;\;\;\;\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(2 \cdot \left({t}^{3} \cdot k\right)\right)}\\ \mathbf{else}:\\ \;\;\;\;\frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\left(k \cdot \sin k\right) \cdot \left(t \cdot k\right)}\\ \end{array} \]
Derivation
  1. Split input into 2 regimes
  2. if t < -1.2e13 or 3.5e17 < t

    1. Initial program 60.5%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/60.5%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/63.0%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/62.2%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/62.3%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative62.3%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/62.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*62.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative62.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*62.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative62.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified62.3%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around 0 61.8%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(2 \cdot \left(k \cdot {t}^{3}\right)\right)}} \]

    if -1.2e13 < t < 3.5e17

    1. Initial program 49.7%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/49.7%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/49.7%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/49.2%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/50.3%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative50.3%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/50.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*50.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative50.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*50.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative50.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified50.2%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 71.9%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left({k}^{2} \cdot \left(\sin k \cdot t\right)\right)}} \]
    5. Step-by-step derivation
      1. *-commutative71.9%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\left(\sin k \cdot t\right) \cdot {k}^{2}\right)}} \]
      2. associate-*l*71.9%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(t \cdot {k}^{2}\right)\right)}} \]
      3. *-commutative71.9%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left({k}^{2} \cdot t\right)}\right)} \]
      4. unpow271.9%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \left(\color{blue}{\left(k \cdot k\right)} \cdot t\right)\right)} \]
      5. associate-*l*75.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\sin k \cdot \color{blue}{\left(k \cdot \left(k \cdot t\right)\right)}\right)} \]
    6. Simplified75.4%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    7. Step-by-step derivation
      1. associate-*r/75.3%

        \[\leadsto \color{blue}{\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    8. Applied egg-rr75.3%

      \[\leadsto \color{blue}{\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}} \]
    9. Step-by-step derivation
      1. expm1-log1p-u47.1%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)\right)} \]
      2. expm1-udef40.6%

        \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\frac{\left(\ell \cdot \ell\right) \cdot 2}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)} - 1} \]
      3. associate-*l*40.6%

        \[\leadsto e^{\mathsf{log1p}\left(\frac{\color{blue}{\ell \cdot \left(\ell \cdot 2\right)}}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(k \cdot t\right)\right)\right)}\right)} - 1 \]
      4. *-commutative40.6%

        \[\leadsto e^{\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \color{blue}{\left(t \cdot k\right)}\right)\right)}\right)} - 1 \]
    10. Applied egg-rr40.6%

      \[\leadsto \color{blue}{e^{\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\right)} - 1} \]
    11. Step-by-step derivation
      1. expm1-def47.1%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}\right)\right)} \]
      2. expm1-log1p75.4%

        \[\leadsto \color{blue}{\frac{\ell \cdot \left(\ell \cdot 2\right)}{\tan k \cdot \left(\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)\right)}} \]
      3. times-frac85.2%

        \[\leadsto \color{blue}{\frac{\ell}{\tan k} \cdot \frac{\ell \cdot 2}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)}} \]
      4. *-commutative85.2%

        \[\leadsto \frac{\ell}{\tan k} \cdot \frac{\color{blue}{2 \cdot \ell}}{\sin k \cdot \left(k \cdot \left(t \cdot k\right)\right)} \]
      5. associate-*r*85.2%

        \[\leadsto \frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\color{blue}{\left(\sin k \cdot k\right) \cdot \left(t \cdot k\right)}} \]
      6. *-commutative85.2%

        \[\leadsto \frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\left(\sin k \cdot k\right) \cdot \color{blue}{\left(k \cdot t\right)}} \]
    12. Simplified85.2%

      \[\leadsto \color{blue}{\frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\left(\sin k \cdot k\right) \cdot \left(k \cdot t\right)}} \]
  3. Recombined 2 regimes into one program.
  4. Final simplification74.8%

    \[\leadsto \begin{array}{l} \mathbf{if}\;t \leq -12000000000000 \lor \neg \left(t \leq 3.5 \cdot 10^{+17}\right):\\ \;\;\;\;\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(2 \cdot \left({t}^{3} \cdot k\right)\right)}\\ \mathbf{else}:\\ \;\;\;\;\frac{\ell}{\tan k} \cdot \frac{2 \cdot \ell}{\left(k \cdot \sin k\right) \cdot \left(t \cdot k\right)}\\ \end{array} \]

Alternative 9?

\[\begin{array}{l} \mathbf{if}\;t \leq -180000 \lor \neg \left(t \leq 8.5 \cdot 10^{-32}\right):\\ \;\;\;\;\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(2 \cdot \left({t}^{3} \cdot k\right)\right)}\\ \mathbf{else}:\\ \;\;\;\;2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \left(\ell \cdot 0.3333333333333333 + \frac{\ell}{k \cdot k}\right)\right)\right)\\ \end{array} \]
Derivation
  1. Split input into 2 regimes
  2. if t < -1.8e5 or 8.5000000000000003e-32 < t

    1. Initial program 61.0%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/61.0%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/63.3%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/62.6%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/62.7%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative62.7%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/62.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*62.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative62.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*62.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative62.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified62.7%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around 0 61.5%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \color{blue}{\left(2 \cdot \left(k \cdot {t}^{3}\right)\right)}} \]

    if -1.8e5 < t < 8.5000000000000003e-32

    1. Initial program 48.5%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/48.5%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/48.4%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/48.0%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/49.1%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative49.1%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/49.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*49.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative49.0%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*49.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative49.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified49.1%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 72.9%

      \[\leadsto \color{blue}{2 \cdot \frac{\cos k \cdot {\ell}^{2}}{{k}^{2} \cdot \left({\sin k}^{2} \cdot t\right)}} \]
    5. Step-by-step derivation
      1. times-frac72.9%

        \[\leadsto 2 \cdot \color{blue}{\left(\frac{\cos k}{{k}^{2}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right)} \]
      2. unpow272.9%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{\color{blue}{k \cdot k}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right) \]
      3. unpow272.9%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\color{blue}{\ell \cdot \ell}}{{\sin k}^{2} \cdot t}\right) \]
      4. *-commutative72.9%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\ell \cdot \ell}{\color{blue}{t \cdot {\sin k}^{2}}}\right) \]
      5. times-frac82.9%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \color{blue}{\left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)}\right) \]
    6. Simplified82.9%

      \[\leadsto \color{blue}{2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)\right)} \]
    7. Taylor expanded in k around 0 74.9%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\left(\frac{\ell}{{k}^{2}} + 0.3333333333333333 \cdot \ell\right)}\right)\right) \]
    8. Step-by-step derivation
      1. +-commutative74.9%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\left(0.3333333333333333 \cdot \ell + \frac{\ell}{{k}^{2}}\right)}\right)\right) \]
      2. *-commutative74.9%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \left(\color{blue}{\ell \cdot 0.3333333333333333} + \frac{\ell}{{k}^{2}}\right)\right)\right) \]
      3. unpow274.9%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \left(\ell \cdot 0.3333333333333333 + \frac{\ell}{\color{blue}{k \cdot k}}\right)\right)\right) \]
    9. Simplified74.9%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\left(\ell \cdot 0.3333333333333333 + \frac{\ell}{k \cdot k}\right)}\right)\right) \]
  3. Recombined 2 regimes into one program.
  4. Final simplification68.5%

    \[\leadsto \begin{array}{l} \mathbf{if}\;t \leq -180000 \lor \neg \left(t \leq 8.5 \cdot 10^{-32}\right):\\ \;\;\;\;\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(2 \cdot \left({t}^{3} \cdot k\right)\right)}\\ \mathbf{else}:\\ \;\;\;\;2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \left(\ell \cdot 0.3333333333333333 + \frac{\ell}{k \cdot k}\right)\right)\right)\\ \end{array} \]

Alternative 10?

\[\begin{array}{l} t_1 := \frac{\ell}{k \cdot k}\\ \mathbf{if}\;t \leq -6.6 \cdot 10^{-90}:\\ \;\;\;\;\frac{\ell \cdot t_1}{{t}^{3}}\\ \mathbf{elif}\;t \leq 3.5 \cdot 10^{-71}:\\ \;\;\;\;2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \left(\ell \cdot 0.3333333333333333 + t_1\right)\right)\right)\\ \mathbf{else}:\\ \;\;\;\;\frac{\ell \cdot \frac{\ell}{{t}^{3}}}{k \cdot k}\\ \end{array} \]
Derivation
  1. Split input into 3 regimes
  2. if t < -6.6e-90

    1. Initial program 60.4%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/60.4%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/62.5%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/61.9%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/61.5%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative61.5%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/61.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*61.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative61.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*61.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative61.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified61.5%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around 0 51.6%

      \[\leadsto \color{blue}{\frac{{\ell}^{2}}{{k}^{2} \cdot {t}^{3}}} \]
    5. Step-by-step derivation
      1. unpow251.6%

        \[\leadsto \frac{\color{blue}{\ell \cdot \ell}}{{k}^{2} \cdot {t}^{3}} \]
      2. *-commutative51.6%

        \[\leadsto \frac{\ell \cdot \ell}{\color{blue}{{t}^{3} \cdot {k}^{2}}} \]
      3. times-frac56.5%

        \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{{k}^{2}}} \]
      4. unpow256.5%

        \[\leadsto \frac{\ell}{{t}^{3}} \cdot \frac{\ell}{\color{blue}{k \cdot k}} \]
    6. Simplified56.5%

      \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{k \cdot k}} \]
    7. Step-by-step derivation
      1. associate-*l/57.5%

        \[\leadsto \color{blue}{\frac{\ell \cdot \frac{\ell}{k \cdot k}}{{t}^{3}}} \]
    8. Applied egg-rr57.5%

      \[\leadsto \color{blue}{\frac{\ell \cdot \frac{\ell}{k \cdot k}}{{t}^{3}}} \]

    if -6.6e-90 < t < 3.4999999999999999e-71

    1. Initial program 38.5%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/38.5%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/38.5%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/38.5%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/39.5%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative39.5%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/39.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*39.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative39.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*39.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative39.5%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified39.5%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 73.6%

      \[\leadsto \color{blue}{2 \cdot \frac{\cos k \cdot {\ell}^{2}}{{k}^{2} \cdot \left({\sin k}^{2} \cdot t\right)}} \]
    5. Step-by-step derivation
      1. times-frac73.6%

        \[\leadsto 2 \cdot \color{blue}{\left(\frac{\cos k}{{k}^{2}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right)} \]
      2. unpow273.6%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{\color{blue}{k \cdot k}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right) \]
      3. unpow273.6%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\color{blue}{\ell \cdot \ell}}{{\sin k}^{2} \cdot t}\right) \]
      4. *-commutative73.6%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\ell \cdot \ell}{\color{blue}{t \cdot {\sin k}^{2}}}\right) \]
      5. times-frac87.5%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \color{blue}{\left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)}\right) \]
    6. Simplified87.5%

      \[\leadsto \color{blue}{2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)\right)} \]
    7. Taylor expanded in k around 0 78.9%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\left(\frac{\ell}{{k}^{2}} + 0.3333333333333333 \cdot \ell\right)}\right)\right) \]
    8. Step-by-step derivation
      1. +-commutative78.9%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\left(0.3333333333333333 \cdot \ell + \frac{\ell}{{k}^{2}}\right)}\right)\right) \]
      2. *-commutative78.9%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \left(\color{blue}{\ell \cdot 0.3333333333333333} + \frac{\ell}{{k}^{2}}\right)\right)\right) \]
      3. unpow278.9%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \left(\ell \cdot 0.3333333333333333 + \frac{\ell}{\color{blue}{k \cdot k}}\right)\right)\right) \]
    9. Simplified78.9%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\left(\ell \cdot 0.3333333333333333 + \frac{\ell}{k \cdot k}\right)}\right)\right) \]

    if 3.4999999999999999e-71 < t

    1. Initial program 67.5%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/67.5%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/68.7%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/67.5%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/68.7%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative68.7%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified68.7%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around 0 57.5%

      \[\leadsto \color{blue}{\frac{{\ell}^{2}}{{k}^{2} \cdot {t}^{3}}} \]
    5. Step-by-step derivation
      1. unpow257.5%

        \[\leadsto \frac{\color{blue}{\ell \cdot \ell}}{{k}^{2} \cdot {t}^{3}} \]
      2. *-commutative57.5%

        \[\leadsto \frac{\ell \cdot \ell}{\color{blue}{{t}^{3} \cdot {k}^{2}}} \]
      3. times-frac64.0%

        \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{{k}^{2}}} \]
      4. unpow264.0%

        \[\leadsto \frac{\ell}{{t}^{3}} \cdot \frac{\ell}{\color{blue}{k \cdot k}} \]
    6. Simplified64.0%

      \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{k \cdot k}} \]
    7. Step-by-step derivation
      1. associate-*r/65.4%

        \[\leadsto \color{blue}{\frac{\frac{\ell}{{t}^{3}} \cdot \ell}{k \cdot k}} \]
    8. Applied egg-rr65.4%

      \[\leadsto \color{blue}{\frac{\frac{\ell}{{t}^{3}} \cdot \ell}{k \cdot k}} \]
  3. Recombined 3 regimes into one program.
  4. Final simplification67.8%

    \[\leadsto \begin{array}{l} \mathbf{if}\;t \leq -6.6 \cdot 10^{-90}:\\ \;\;\;\;\frac{\ell \cdot \frac{\ell}{k \cdot k}}{{t}^{3}}\\ \mathbf{elif}\;t \leq 3.5 \cdot 10^{-71}:\\ \;\;\;\;2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \left(\ell \cdot 0.3333333333333333 + \frac{\ell}{k \cdot k}\right)\right)\right)\\ \mathbf{else}:\\ \;\;\;\;\frac{\ell \cdot \frac{\ell}{{t}^{3}}}{k \cdot k}\\ \end{array} \]

Alternative 11?

\[\begin{array}{l} t_1 := \frac{\ell}{k \cdot k}\\ \mathbf{if}\;t \leq -1 \cdot 10^{-62}:\\ \;\;\;\;\frac{\ell \cdot t_1}{{t}^{3}}\\ \mathbf{elif}\;t \leq 4.5 \cdot 10^{-72}:\\ \;\;\;\;2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot t_1\right)\right)\\ \mathbf{else}:\\ \;\;\;\;\frac{\ell \cdot \frac{\ell}{{t}^{3}}}{k \cdot k}\\ \end{array} \]
Derivation
  1. Split input into 3 regimes
  2. if t < -1e-62

    1. Initial program 58.8%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/58.8%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/61.2%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/60.5%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/60.1%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative60.1%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified60.1%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around 0 49.1%

      \[\leadsto \color{blue}{\frac{{\ell}^{2}}{{k}^{2} \cdot {t}^{3}}} \]
    5. Step-by-step derivation
      1. unpow249.1%

        \[\leadsto \frac{\color{blue}{\ell \cdot \ell}}{{k}^{2} \cdot {t}^{3}} \]
      2. *-commutative49.1%

        \[\leadsto \frac{\ell \cdot \ell}{\color{blue}{{t}^{3} \cdot {k}^{2}}} \]
      3. times-frac54.5%

        \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{{k}^{2}}} \]
      4. unpow254.5%

        \[\leadsto \frac{\ell}{{t}^{3}} \cdot \frac{\ell}{\color{blue}{k \cdot k}} \]
    6. Simplified54.5%

      \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{k \cdot k}} \]
    7. Step-by-step derivation
      1. associate-*l/55.6%

        \[\leadsto \color{blue}{\frac{\ell \cdot \frac{\ell}{k \cdot k}}{{t}^{3}}} \]
    8. Applied egg-rr55.6%

      \[\leadsto \color{blue}{\frac{\ell \cdot \frac{\ell}{k \cdot k}}{{t}^{3}}} \]

    if -1e-62 < t < 4.5e-72

    1. Initial program 41.4%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/41.4%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/41.4%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/41.4%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/42.3%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative42.3%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/42.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*42.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative42.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*42.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative42.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified42.3%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 73.8%

      \[\leadsto \color{blue}{2 \cdot \frac{\cos k \cdot {\ell}^{2}}{{k}^{2} \cdot \left({\sin k}^{2} \cdot t\right)}} \]
    5. Step-by-step derivation
      1. times-frac73.7%

        \[\leadsto 2 \cdot \color{blue}{\left(\frac{\cos k}{{k}^{2}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right)} \]
      2. unpow273.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{\color{blue}{k \cdot k}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right) \]
      3. unpow273.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\color{blue}{\ell \cdot \ell}}{{\sin k}^{2} \cdot t}\right) \]
      4. *-commutative73.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\ell \cdot \ell}{\color{blue}{t \cdot {\sin k}^{2}}}\right) \]
      5. times-frac86.5%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \color{blue}{\left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)}\right) \]
    6. Simplified86.5%

      \[\leadsto \color{blue}{2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)\right)} \]
    7. Taylor expanded in k around 0 77.7%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\frac{\ell}{{k}^{2}}}\right)\right) \]
    8. Step-by-step derivation
      1. unpow277.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{\color{blue}{k \cdot k}}\right)\right) \]
    9. Simplified77.7%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\frac{\ell}{k \cdot k}}\right)\right) \]

    if 4.5e-72 < t

    1. Initial program 67.5%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/67.5%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/68.7%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/67.5%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/68.7%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative68.7%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified68.7%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around 0 57.5%

      \[\leadsto \color{blue}{\frac{{\ell}^{2}}{{k}^{2} \cdot {t}^{3}}} \]
    5. Step-by-step derivation
      1. unpow257.5%

        \[\leadsto \frac{\color{blue}{\ell \cdot \ell}}{{k}^{2} \cdot {t}^{3}} \]
      2. *-commutative57.5%

        \[\leadsto \frac{\ell \cdot \ell}{\color{blue}{{t}^{3} \cdot {k}^{2}}} \]
      3. times-frac64.0%

        \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{{k}^{2}}} \]
      4. unpow264.0%

        \[\leadsto \frac{\ell}{{t}^{3}} \cdot \frac{\ell}{\color{blue}{k \cdot k}} \]
    6. Simplified64.0%

      \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{k \cdot k}} \]
    7. Step-by-step derivation
      1. associate-*r/65.4%

        \[\leadsto \color{blue}{\frac{\frac{\ell}{{t}^{3}} \cdot \ell}{k \cdot k}} \]
    8. Applied egg-rr65.4%

      \[\leadsto \color{blue}{\frac{\frac{\ell}{{t}^{3}} \cdot \ell}{k \cdot k}} \]
  3. Recombined 3 regimes into one program.
  4. Final simplification67.4%

    \[\leadsto \begin{array}{l} \mathbf{if}\;t \leq -1 \cdot 10^{-62}:\\ \;\;\;\;\frac{\ell \cdot \frac{\ell}{k \cdot k}}{{t}^{3}}\\ \mathbf{elif}\;t \leq 4.5 \cdot 10^{-72}:\\ \;\;\;\;2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right)\\ \mathbf{else}:\\ \;\;\;\;\frac{\ell \cdot \frac{\ell}{{t}^{3}}}{k \cdot k}\\ \end{array} \]

Alternative 12?

\[\begin{array}{l} t_1 := \frac{\ell}{k \cdot k}\\ \mathbf{if}\;t \leq -3.2 \cdot 10^{-65} \lor \neg \left(t \leq 2.75 \cdot 10^{-71}\right):\\ \;\;\;\;t_1 \cdot \left(\ell \cdot {t}^{-3}\right)\\ \mathbf{else}:\\ \;\;\;\;2 \cdot \left(\left(\frac{\ell}{t} \cdot t_1\right) \cdot \left(\frac{1}{k \cdot k} + -0.5\right)\right)\\ \end{array} \]
Derivation
  1. Split input into 2 regimes
  2. if t < -3.1999999999999999e-65 or 2.7499999999999999e-71 < t

    1. Initial program 63.2%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/63.2%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/65.0%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/64.0%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/64.5%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative64.5%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/64.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*64.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative64.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*64.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative64.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified64.4%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around 0 53.4%

      \[\leadsto \color{blue}{\frac{{\ell}^{2}}{{k}^{2} \cdot {t}^{3}}} \]
    5. Step-by-step derivation
      1. unpow253.4%

        \[\leadsto \frac{\color{blue}{\ell \cdot \ell}}{{k}^{2} \cdot {t}^{3}} \]
      2. *-commutative53.4%

        \[\leadsto \frac{\ell \cdot \ell}{\color{blue}{{t}^{3} \cdot {k}^{2}}} \]
      3. times-frac59.3%

        \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{{k}^{2}}} \]
      4. unpow259.3%

        \[\leadsto \frac{\ell}{{t}^{3}} \cdot \frac{\ell}{\color{blue}{k \cdot k}} \]
    6. Simplified59.3%

      \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{k \cdot k}} \]
    7. Step-by-step derivation
      1. expm1-log1p-u51.3%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\ell}{{t}^{3}}\right)\right)} \cdot \frac{\ell}{k \cdot k} \]
      2. expm1-udef46.5%

        \[\leadsto \color{blue}{\left(e^{\mathsf{log1p}\left(\frac{\ell}{{t}^{3}}\right)} - 1\right)} \cdot \frac{\ell}{k \cdot k} \]
      3. div-inv46.5%

        \[\leadsto \left(e^{\mathsf{log1p}\left(\color{blue}{\ell \cdot \frac{1}{{t}^{3}}}\right)} - 1\right) \cdot \frac{\ell}{k \cdot k} \]
      4. pow-flip46.5%

        \[\leadsto \left(e^{\mathsf{log1p}\left(\ell \cdot \color{blue}{{t}^{\left(-3\right)}}\right)} - 1\right) \cdot \frac{\ell}{k \cdot k} \]
      5. metadata-eval46.5%

        \[\leadsto \left(e^{\mathsf{log1p}\left(\ell \cdot {t}^{\color{blue}{-3}}\right)} - 1\right) \cdot \frac{\ell}{k \cdot k} \]
    8. Applied egg-rr46.5%

      \[\leadsto \color{blue}{\left(e^{\mathsf{log1p}\left(\ell \cdot {t}^{-3}\right)} - 1\right)} \cdot \frac{\ell}{k \cdot k} \]
    9. Step-by-step derivation
      1. expm1-def51.3%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\ell \cdot {t}^{-3}\right)\right)} \cdot \frac{\ell}{k \cdot k} \]
      2. expm1-log1p59.3%

        \[\leadsto \color{blue}{\left(\ell \cdot {t}^{-3}\right)} \cdot \frac{\ell}{k \cdot k} \]
    10. Simplified59.3%

      \[\leadsto \color{blue}{\left(\ell \cdot {t}^{-3}\right)} \cdot \frac{\ell}{k \cdot k} \]

    if -3.1999999999999999e-65 < t < 2.7499999999999999e-71

    1. Initial program 41.4%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/41.4%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/41.4%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/41.4%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/42.3%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative42.3%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/42.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*42.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative42.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*42.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative42.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified42.3%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 73.8%

      \[\leadsto \color{blue}{2 \cdot \frac{\cos k \cdot {\ell}^{2}}{{k}^{2} \cdot \left({\sin k}^{2} \cdot t\right)}} \]
    5. Step-by-step derivation
      1. times-frac73.7%

        \[\leadsto 2 \cdot \color{blue}{\left(\frac{\cos k}{{k}^{2}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right)} \]
      2. unpow273.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{\color{blue}{k \cdot k}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right) \]
      3. unpow273.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\color{blue}{\ell \cdot \ell}}{{\sin k}^{2} \cdot t}\right) \]
      4. *-commutative73.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\ell \cdot \ell}{\color{blue}{t \cdot {\sin k}^{2}}}\right) \]
      5. times-frac86.5%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \color{blue}{\left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)}\right) \]
    6. Simplified86.5%

      \[\leadsto \color{blue}{2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)\right)} \]
    7. Taylor expanded in k around 0 77.7%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\frac{\ell}{{k}^{2}}}\right)\right) \]
    8. Step-by-step derivation
      1. unpow277.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{\color{blue}{k \cdot k}}\right)\right) \]
    9. Simplified77.7%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\frac{\ell}{k \cdot k}}\right)\right) \]
    10. Taylor expanded in k around 0 75.0%

      \[\leadsto 2 \cdot \left(\color{blue}{\left(\frac{1}{{k}^{2}} - 0.5\right)} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
    11. Step-by-step derivation
      1. sub-neg75.0%

        \[\leadsto 2 \cdot \left(\color{blue}{\left(\frac{1}{{k}^{2}} + \left(-0.5\right)\right)} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
      2. unpow275.0%

        \[\leadsto 2 \cdot \left(\left(\frac{1}{\color{blue}{k \cdot k}} + \left(-0.5\right)\right) \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
      3. metadata-eval75.0%

        \[\leadsto 2 \cdot \left(\left(\frac{1}{k \cdot k} + \color{blue}{-0.5}\right) \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
    12. Simplified75.0%

      \[\leadsto 2 \cdot \left(\color{blue}{\left(\frac{1}{k \cdot k} + -0.5\right)} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
  3. Recombined 2 regimes into one program.
  4. Final simplification65.5%

    \[\leadsto \begin{array}{l} \mathbf{if}\;t \leq -3.2 \cdot 10^{-65} \lor \neg \left(t \leq 2.75 \cdot 10^{-71}\right):\\ \;\;\;\;\frac{\ell}{k \cdot k} \cdot \left(\ell \cdot {t}^{-3}\right)\\ \mathbf{else}:\\ \;\;\;\;2 \cdot \left(\left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right) \cdot \left(\frac{1}{k \cdot k} + -0.5\right)\right)\\ \end{array} \]

Alternative 13?

\[\begin{array}{l} t_1 := \frac{\ell}{k \cdot k}\\ \mathbf{if}\;t \leq -1.05 \cdot 10^{-63}:\\ \;\;\;\;t_1 \cdot \frac{\ell}{{t}^{3}}\\ \mathbf{elif}\;t \leq 1.8 \cdot 10^{-72}:\\ \;\;\;\;2 \cdot \left(\left(\frac{\ell}{t} \cdot t_1\right) \cdot \left(\frac{1}{k \cdot k} + -0.5\right)\right)\\ \mathbf{else}:\\ \;\;\;\;t_1 \cdot \left(\ell \cdot {t}^{-3}\right)\\ \end{array} \]
Derivation
  1. Split input into 3 regimes
  2. if t < -1.05e-63

    1. Initial program 58.8%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/58.8%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/61.2%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/60.5%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/60.1%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative60.1%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified60.1%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around 0 49.1%

      \[\leadsto \color{blue}{\frac{{\ell}^{2}}{{k}^{2} \cdot {t}^{3}}} \]
    5. Step-by-step derivation
      1. unpow249.1%

        \[\leadsto \frac{\color{blue}{\ell \cdot \ell}}{{k}^{2} \cdot {t}^{3}} \]
      2. *-commutative49.1%

        \[\leadsto \frac{\ell \cdot \ell}{\color{blue}{{t}^{3} \cdot {k}^{2}}} \]
      3. times-frac54.5%

        \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{{k}^{2}}} \]
      4. unpow254.5%

        \[\leadsto \frac{\ell}{{t}^{3}} \cdot \frac{\ell}{\color{blue}{k \cdot k}} \]
    6. Simplified54.5%

      \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{k \cdot k}} \]

    if -1.05e-63 < t < 1.8e-72

    1. Initial program 41.4%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/41.4%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/41.4%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/41.4%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/42.3%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative42.3%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/42.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*42.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative42.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*42.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative42.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified42.3%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 73.8%

      \[\leadsto \color{blue}{2 \cdot \frac{\cos k \cdot {\ell}^{2}}{{k}^{2} \cdot \left({\sin k}^{2} \cdot t\right)}} \]
    5. Step-by-step derivation
      1. times-frac73.7%

        \[\leadsto 2 \cdot \color{blue}{\left(\frac{\cos k}{{k}^{2}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right)} \]
      2. unpow273.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{\color{blue}{k \cdot k}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right) \]
      3. unpow273.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\color{blue}{\ell \cdot \ell}}{{\sin k}^{2} \cdot t}\right) \]
      4. *-commutative73.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\ell \cdot \ell}{\color{blue}{t \cdot {\sin k}^{2}}}\right) \]
      5. times-frac86.5%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \color{blue}{\left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)}\right) \]
    6. Simplified86.5%

      \[\leadsto \color{blue}{2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)\right)} \]
    7. Taylor expanded in k around 0 77.7%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\frac{\ell}{{k}^{2}}}\right)\right) \]
    8. Step-by-step derivation
      1. unpow277.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{\color{blue}{k \cdot k}}\right)\right) \]
    9. Simplified77.7%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\frac{\ell}{k \cdot k}}\right)\right) \]
    10. Taylor expanded in k around 0 75.0%

      \[\leadsto 2 \cdot \left(\color{blue}{\left(\frac{1}{{k}^{2}} - 0.5\right)} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
    11. Step-by-step derivation
      1. sub-neg75.0%

        \[\leadsto 2 \cdot \left(\color{blue}{\left(\frac{1}{{k}^{2}} + \left(-0.5\right)\right)} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
      2. unpow275.0%

        \[\leadsto 2 \cdot \left(\left(\frac{1}{\color{blue}{k \cdot k}} + \left(-0.5\right)\right) \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
      3. metadata-eval75.0%

        \[\leadsto 2 \cdot \left(\left(\frac{1}{k \cdot k} + \color{blue}{-0.5}\right) \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
    12. Simplified75.0%

      \[\leadsto 2 \cdot \left(\color{blue}{\left(\frac{1}{k \cdot k} + -0.5\right)} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]

    if 1.8e-72 < t

    1. Initial program 67.5%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/67.5%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/68.7%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/67.5%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/68.7%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative68.7%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified68.7%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around 0 57.5%

      \[\leadsto \color{blue}{\frac{{\ell}^{2}}{{k}^{2} \cdot {t}^{3}}} \]
    5. Step-by-step derivation
      1. unpow257.5%

        \[\leadsto \frac{\color{blue}{\ell \cdot \ell}}{{k}^{2} \cdot {t}^{3}} \]
      2. *-commutative57.5%

        \[\leadsto \frac{\ell \cdot \ell}{\color{blue}{{t}^{3} \cdot {k}^{2}}} \]
      3. times-frac64.0%

        \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{{k}^{2}}} \]
      4. unpow264.0%

        \[\leadsto \frac{\ell}{{t}^{3}} \cdot \frac{\ell}{\color{blue}{k \cdot k}} \]
    6. Simplified64.0%

      \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{k \cdot k}} \]
    7. Step-by-step derivation
      1. expm1-log1p-u50.9%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\ell}{{t}^{3}}\right)\right)} \cdot \frac{\ell}{k \cdot k} \]
      2. expm1-udef45.3%

        \[\leadsto \color{blue}{\left(e^{\mathsf{log1p}\left(\frac{\ell}{{t}^{3}}\right)} - 1\right)} \cdot \frac{\ell}{k \cdot k} \]
      3. div-inv45.3%

        \[\leadsto \left(e^{\mathsf{log1p}\left(\color{blue}{\ell \cdot \frac{1}{{t}^{3}}}\right)} - 1\right) \cdot \frac{\ell}{k \cdot k} \]
      4. pow-flip45.3%

        \[\leadsto \left(e^{\mathsf{log1p}\left(\ell \cdot \color{blue}{{t}^{\left(-3\right)}}\right)} - 1\right) \cdot \frac{\ell}{k \cdot k} \]
      5. metadata-eval45.3%

        \[\leadsto \left(e^{\mathsf{log1p}\left(\ell \cdot {t}^{\color{blue}{-3}}\right)} - 1\right) \cdot \frac{\ell}{k \cdot k} \]
    8. Applied egg-rr45.3%

      \[\leadsto \color{blue}{\left(e^{\mathsf{log1p}\left(\ell \cdot {t}^{-3}\right)} - 1\right)} \cdot \frac{\ell}{k \cdot k} \]
    9. Step-by-step derivation
      1. expm1-def51.0%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\ell \cdot {t}^{-3}\right)\right)} \cdot \frac{\ell}{k \cdot k} \]
      2. expm1-log1p64.0%

        \[\leadsto \color{blue}{\left(\ell \cdot {t}^{-3}\right)} \cdot \frac{\ell}{k \cdot k} \]
    10. Simplified64.0%

      \[\leadsto \color{blue}{\left(\ell \cdot {t}^{-3}\right)} \cdot \frac{\ell}{k \cdot k} \]
  3. Recombined 3 regimes into one program.
  4. Final simplification65.6%

    \[\leadsto \begin{array}{l} \mathbf{if}\;t \leq -1.05 \cdot 10^{-63}:\\ \;\;\;\;\frac{\ell}{k \cdot k} \cdot \frac{\ell}{{t}^{3}}\\ \mathbf{elif}\;t \leq 1.8 \cdot 10^{-72}:\\ \;\;\;\;2 \cdot \left(\left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right) \cdot \left(\frac{1}{k \cdot k} + -0.5\right)\right)\\ \mathbf{else}:\\ \;\;\;\;\frac{\ell}{k \cdot k} \cdot \left(\ell \cdot {t}^{-3}\right)\\ \end{array} \]

Alternative 14?

\[\begin{array}{l} t_1 := \frac{\ell}{k \cdot k}\\ \mathbf{if}\;t \leq -2.6 \cdot 10^{-61}:\\ \;\;\;\;\frac{\ell \cdot t_1}{{t}^{3}}\\ \mathbf{elif}\;t \leq 1.12 \cdot 10^{-72}:\\ \;\;\;\;2 \cdot \left(\left(\frac{\ell}{t} \cdot t_1\right) \cdot \left(\frac{1}{k \cdot k} + -0.5\right)\right)\\ \mathbf{else}:\\ \;\;\;\;t_1 \cdot \left(\ell \cdot {t}^{-3}\right)\\ \end{array} \]
Derivation
  1. Split input into 3 regimes
  2. if t < -2.6000000000000001e-61

    1. Initial program 58.8%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/58.8%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/61.2%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/60.5%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/60.1%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative60.1%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified60.1%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around 0 49.1%

      \[\leadsto \color{blue}{\frac{{\ell}^{2}}{{k}^{2} \cdot {t}^{3}}} \]
    5. Step-by-step derivation
      1. unpow249.1%

        \[\leadsto \frac{\color{blue}{\ell \cdot \ell}}{{k}^{2} \cdot {t}^{3}} \]
      2. *-commutative49.1%

        \[\leadsto \frac{\ell \cdot \ell}{\color{blue}{{t}^{3} \cdot {k}^{2}}} \]
      3. times-frac54.5%

        \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{{k}^{2}}} \]
      4. unpow254.5%

        \[\leadsto \frac{\ell}{{t}^{3}} \cdot \frac{\ell}{\color{blue}{k \cdot k}} \]
    6. Simplified54.5%

      \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{k \cdot k}} \]
    7. Step-by-step derivation
      1. associate-*l/55.6%

        \[\leadsto \color{blue}{\frac{\ell \cdot \frac{\ell}{k \cdot k}}{{t}^{3}}} \]
    8. Applied egg-rr55.6%

      \[\leadsto \color{blue}{\frac{\ell \cdot \frac{\ell}{k \cdot k}}{{t}^{3}}} \]

    if -2.6000000000000001e-61 < t < 1.12000000000000005e-72

    1. Initial program 41.4%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/41.4%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/41.4%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/41.4%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/42.3%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative42.3%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/42.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*42.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative42.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*42.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative42.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified42.3%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 73.8%

      \[\leadsto \color{blue}{2 \cdot \frac{\cos k \cdot {\ell}^{2}}{{k}^{2} \cdot \left({\sin k}^{2} \cdot t\right)}} \]
    5. Step-by-step derivation
      1. times-frac73.7%

        \[\leadsto 2 \cdot \color{blue}{\left(\frac{\cos k}{{k}^{2}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right)} \]
      2. unpow273.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{\color{blue}{k \cdot k}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right) \]
      3. unpow273.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\color{blue}{\ell \cdot \ell}}{{\sin k}^{2} \cdot t}\right) \]
      4. *-commutative73.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\ell \cdot \ell}{\color{blue}{t \cdot {\sin k}^{2}}}\right) \]
      5. times-frac86.5%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \color{blue}{\left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)}\right) \]
    6. Simplified86.5%

      \[\leadsto \color{blue}{2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)\right)} \]
    7. Taylor expanded in k around 0 77.7%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\frac{\ell}{{k}^{2}}}\right)\right) \]
    8. Step-by-step derivation
      1. unpow277.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{\color{blue}{k \cdot k}}\right)\right) \]
    9. Simplified77.7%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\frac{\ell}{k \cdot k}}\right)\right) \]
    10. Taylor expanded in k around 0 75.0%

      \[\leadsto 2 \cdot \left(\color{blue}{\left(\frac{1}{{k}^{2}} - 0.5\right)} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
    11. Step-by-step derivation
      1. sub-neg75.0%

        \[\leadsto 2 \cdot \left(\color{blue}{\left(\frac{1}{{k}^{2}} + \left(-0.5\right)\right)} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
      2. unpow275.0%

        \[\leadsto 2 \cdot \left(\left(\frac{1}{\color{blue}{k \cdot k}} + \left(-0.5\right)\right) \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
      3. metadata-eval75.0%

        \[\leadsto 2 \cdot \left(\left(\frac{1}{k \cdot k} + \color{blue}{-0.5}\right) \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
    12. Simplified75.0%

      \[\leadsto 2 \cdot \left(\color{blue}{\left(\frac{1}{k \cdot k} + -0.5\right)} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]

    if 1.12000000000000005e-72 < t

    1. Initial program 67.5%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/67.5%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/68.7%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/67.5%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/68.7%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative68.7%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified68.7%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around 0 57.5%

      \[\leadsto \color{blue}{\frac{{\ell}^{2}}{{k}^{2} \cdot {t}^{3}}} \]
    5. Step-by-step derivation
      1. unpow257.5%

        \[\leadsto \frac{\color{blue}{\ell \cdot \ell}}{{k}^{2} \cdot {t}^{3}} \]
      2. *-commutative57.5%

        \[\leadsto \frac{\ell \cdot \ell}{\color{blue}{{t}^{3} \cdot {k}^{2}}} \]
      3. times-frac64.0%

        \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{{k}^{2}}} \]
      4. unpow264.0%

        \[\leadsto \frac{\ell}{{t}^{3}} \cdot \frac{\ell}{\color{blue}{k \cdot k}} \]
    6. Simplified64.0%

      \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{k \cdot k}} \]
    7. Step-by-step derivation
      1. expm1-log1p-u50.9%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\ell}{{t}^{3}}\right)\right)} \cdot \frac{\ell}{k \cdot k} \]
      2. expm1-udef45.3%

        \[\leadsto \color{blue}{\left(e^{\mathsf{log1p}\left(\frac{\ell}{{t}^{3}}\right)} - 1\right)} \cdot \frac{\ell}{k \cdot k} \]
      3. div-inv45.3%

        \[\leadsto \left(e^{\mathsf{log1p}\left(\color{blue}{\ell \cdot \frac{1}{{t}^{3}}}\right)} - 1\right) \cdot \frac{\ell}{k \cdot k} \]
      4. pow-flip45.3%

        \[\leadsto \left(e^{\mathsf{log1p}\left(\ell \cdot \color{blue}{{t}^{\left(-3\right)}}\right)} - 1\right) \cdot \frac{\ell}{k \cdot k} \]
      5. metadata-eval45.3%

        \[\leadsto \left(e^{\mathsf{log1p}\left(\ell \cdot {t}^{\color{blue}{-3}}\right)} - 1\right) \cdot \frac{\ell}{k \cdot k} \]
    8. Applied egg-rr45.3%

      \[\leadsto \color{blue}{\left(e^{\mathsf{log1p}\left(\ell \cdot {t}^{-3}\right)} - 1\right)} \cdot \frac{\ell}{k \cdot k} \]
    9. Step-by-step derivation
      1. expm1-def51.0%

        \[\leadsto \color{blue}{\mathsf{expm1}\left(\mathsf{log1p}\left(\ell \cdot {t}^{-3}\right)\right)} \cdot \frac{\ell}{k \cdot k} \]
      2. expm1-log1p64.0%

        \[\leadsto \color{blue}{\left(\ell \cdot {t}^{-3}\right)} \cdot \frac{\ell}{k \cdot k} \]
    10. Simplified64.0%

      \[\leadsto \color{blue}{\left(\ell \cdot {t}^{-3}\right)} \cdot \frac{\ell}{k \cdot k} \]
  3. Recombined 3 regimes into one program.
  4. Final simplification65.9%

    \[\leadsto \begin{array}{l} \mathbf{if}\;t \leq -2.6 \cdot 10^{-61}:\\ \;\;\;\;\frac{\ell \cdot \frac{\ell}{k \cdot k}}{{t}^{3}}\\ \mathbf{elif}\;t \leq 1.12 \cdot 10^{-72}:\\ \;\;\;\;2 \cdot \left(\left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right) \cdot \left(\frac{1}{k \cdot k} + -0.5\right)\right)\\ \mathbf{else}:\\ \;\;\;\;\frac{\ell}{k \cdot k} \cdot \left(\ell \cdot {t}^{-3}\right)\\ \end{array} \]

Alternative 15?

\[\begin{array}{l} t_1 := \frac{\ell}{k \cdot k}\\ \mathbf{if}\;t \leq -2.7 \cdot 10^{-63}:\\ \;\;\;\;\frac{\ell \cdot t_1}{{t}^{3}}\\ \mathbf{elif}\;t \leq 4.4 \cdot 10^{-71}:\\ \;\;\;\;2 \cdot \left(\left(\frac{\ell}{t} \cdot t_1\right) \cdot \left(\frac{1}{k \cdot k} + -0.5\right)\right)\\ \mathbf{else}:\\ \;\;\;\;\frac{\ell \cdot \frac{\ell}{{t}^{3}}}{k \cdot k}\\ \end{array} \]
Derivation
  1. Split input into 3 regimes
  2. if t < -2.7000000000000002e-63

    1. Initial program 58.8%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/58.8%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/61.2%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/60.5%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/60.1%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative60.1%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative60.1%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified60.1%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around 0 49.1%

      \[\leadsto \color{blue}{\frac{{\ell}^{2}}{{k}^{2} \cdot {t}^{3}}} \]
    5. Step-by-step derivation
      1. unpow249.1%

        \[\leadsto \frac{\color{blue}{\ell \cdot \ell}}{{k}^{2} \cdot {t}^{3}} \]
      2. *-commutative49.1%

        \[\leadsto \frac{\ell \cdot \ell}{\color{blue}{{t}^{3} \cdot {k}^{2}}} \]
      3. times-frac54.5%

        \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{{k}^{2}}} \]
      4. unpow254.5%

        \[\leadsto \frac{\ell}{{t}^{3}} \cdot \frac{\ell}{\color{blue}{k \cdot k}} \]
    6. Simplified54.5%

      \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{k \cdot k}} \]
    7. Step-by-step derivation
      1. associate-*l/55.6%

        \[\leadsto \color{blue}{\frac{\ell \cdot \frac{\ell}{k \cdot k}}{{t}^{3}}} \]
    8. Applied egg-rr55.6%

      \[\leadsto \color{blue}{\frac{\ell \cdot \frac{\ell}{k \cdot k}}{{t}^{3}}} \]

    if -2.7000000000000002e-63 < t < 4.39999999999999995e-71

    1. Initial program 41.4%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/41.4%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/41.4%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/41.4%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/42.3%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative42.3%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/42.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*42.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative42.2%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*42.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative42.3%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified42.3%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 73.8%

      \[\leadsto \color{blue}{2 \cdot \frac{\cos k \cdot {\ell}^{2}}{{k}^{2} \cdot \left({\sin k}^{2} \cdot t\right)}} \]
    5. Step-by-step derivation
      1. times-frac73.7%

        \[\leadsto 2 \cdot \color{blue}{\left(\frac{\cos k}{{k}^{2}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right)} \]
      2. unpow273.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{\color{blue}{k \cdot k}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right) \]
      3. unpow273.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\color{blue}{\ell \cdot \ell}}{{\sin k}^{2} \cdot t}\right) \]
      4. *-commutative73.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\ell \cdot \ell}{\color{blue}{t \cdot {\sin k}^{2}}}\right) \]
      5. times-frac86.5%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \color{blue}{\left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)}\right) \]
    6. Simplified86.5%

      \[\leadsto \color{blue}{2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)\right)} \]
    7. Taylor expanded in k around 0 77.7%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\frac{\ell}{{k}^{2}}}\right)\right) \]
    8. Step-by-step derivation
      1. unpow277.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{\color{blue}{k \cdot k}}\right)\right) \]
    9. Simplified77.7%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\frac{\ell}{k \cdot k}}\right)\right) \]
    10. Taylor expanded in k around 0 75.0%

      \[\leadsto 2 \cdot \left(\color{blue}{\left(\frac{1}{{k}^{2}} - 0.5\right)} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
    11. Step-by-step derivation
      1. sub-neg75.0%

        \[\leadsto 2 \cdot \left(\color{blue}{\left(\frac{1}{{k}^{2}} + \left(-0.5\right)\right)} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
      2. unpow275.0%

        \[\leadsto 2 \cdot \left(\left(\frac{1}{\color{blue}{k \cdot k}} + \left(-0.5\right)\right) \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
      3. metadata-eval75.0%

        \[\leadsto 2 \cdot \left(\left(\frac{1}{k \cdot k} + \color{blue}{-0.5}\right) \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
    12. Simplified75.0%

      \[\leadsto 2 \cdot \left(\color{blue}{\left(\frac{1}{k \cdot k} + -0.5\right)} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]

    if 4.39999999999999995e-71 < t

    1. Initial program 67.5%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/67.5%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/68.7%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/67.5%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/68.7%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative68.7%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative68.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified68.7%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around 0 57.5%

      \[\leadsto \color{blue}{\frac{{\ell}^{2}}{{k}^{2} \cdot {t}^{3}}} \]
    5. Step-by-step derivation
      1. unpow257.5%

        \[\leadsto \frac{\color{blue}{\ell \cdot \ell}}{{k}^{2} \cdot {t}^{3}} \]
      2. *-commutative57.5%

        \[\leadsto \frac{\ell \cdot \ell}{\color{blue}{{t}^{3} \cdot {k}^{2}}} \]
      3. times-frac64.0%

        \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{{k}^{2}}} \]
      4. unpow264.0%

        \[\leadsto \frac{\ell}{{t}^{3}} \cdot \frac{\ell}{\color{blue}{k \cdot k}} \]
    6. Simplified64.0%

      \[\leadsto \color{blue}{\frac{\ell}{{t}^{3}} \cdot \frac{\ell}{k \cdot k}} \]
    7. Step-by-step derivation
      1. associate-*r/65.4%

        \[\leadsto \color{blue}{\frac{\frac{\ell}{{t}^{3}} \cdot \ell}{k \cdot k}} \]
    8. Applied egg-rr65.4%

      \[\leadsto \color{blue}{\frac{\frac{\ell}{{t}^{3}} \cdot \ell}{k \cdot k}} \]
  3. Recombined 3 regimes into one program.
  4. Final simplification66.3%

    \[\leadsto \begin{array}{l} \mathbf{if}\;t \leq -2.7 \cdot 10^{-63}:\\ \;\;\;\;\frac{\ell \cdot \frac{\ell}{k \cdot k}}{{t}^{3}}\\ \mathbf{elif}\;t \leq 4.4 \cdot 10^{-71}:\\ \;\;\;\;2 \cdot \left(\left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right) \cdot \left(\frac{1}{k \cdot k} + -0.5\right)\right)\\ \mathbf{else}:\\ \;\;\;\;\frac{\ell \cdot \frac{\ell}{{t}^{3}}}{k \cdot k}\\ \end{array} \]

Alternative 16?

\[\begin{array}{l} \mathbf{if}\;t \leq 7.1 \cdot 10^{+105}:\\ \;\;\;\;2 \cdot \left(\left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right) \cdot \left(\frac{1}{k \cdot k} + -0.5\right)\right)\\ \mathbf{else}:\\ \;\;\;\;2 \cdot \left(\frac{-0.16666666666666666}{k} \cdot \frac{\ell \cdot \frac{\ell}{t}}{k}\right)\\ \end{array} \]
Derivation
  1. Split input into 2 regimes
  2. if t < 7.1000000000000003e105

    1. Initial program 53.1%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/53.2%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/54.4%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/53.7%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/54.5%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative54.5%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/54.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*54.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative54.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*54.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative54.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified54.4%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 62.9%

      \[\leadsto \color{blue}{2 \cdot \frac{\cos k \cdot {\ell}^{2}}{{k}^{2} \cdot \left({\sin k}^{2} \cdot t\right)}} \]
    5. Step-by-step derivation
      1. times-frac63.8%

        \[\leadsto 2 \cdot \color{blue}{\left(\frac{\cos k}{{k}^{2}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right)} \]
      2. unpow263.8%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{\color{blue}{k \cdot k}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right) \]
      3. unpow263.8%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\color{blue}{\ell \cdot \ell}}{{\sin k}^{2} \cdot t}\right) \]
      4. *-commutative63.8%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\ell \cdot \ell}{\color{blue}{t \cdot {\sin k}^{2}}}\right) \]
      5. times-frac70.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \color{blue}{\left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)}\right) \]
    6. Simplified70.7%

      \[\leadsto \color{blue}{2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)\right)} \]
    7. Taylor expanded in k around 0 64.9%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\frac{\ell}{{k}^{2}}}\right)\right) \]
    8. Step-by-step derivation
      1. unpow264.9%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{\color{blue}{k \cdot k}}\right)\right) \]
    9. Simplified64.9%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\frac{\ell}{k \cdot k}}\right)\right) \]
    10. Taylor expanded in k around 0 63.6%

      \[\leadsto 2 \cdot \left(\color{blue}{\left(\frac{1}{{k}^{2}} - 0.5\right)} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
    11. Step-by-step derivation
      1. sub-neg63.6%

        \[\leadsto 2 \cdot \left(\color{blue}{\left(\frac{1}{{k}^{2}} + \left(-0.5\right)\right)} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
      2. unpow263.6%

        \[\leadsto 2 \cdot \left(\left(\frac{1}{\color{blue}{k \cdot k}} + \left(-0.5\right)\right) \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
      3. metadata-eval63.6%

        \[\leadsto 2 \cdot \left(\left(\frac{1}{k \cdot k} + \color{blue}{-0.5}\right) \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
    12. Simplified63.6%

      \[\leadsto 2 \cdot \left(\color{blue}{\left(\frac{1}{k \cdot k} + -0.5\right)} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]

    if 7.1000000000000003e105 < t

    1. Initial program 61.7%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/61.7%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/61.7%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/61.7%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/61.7%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative61.7%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/61.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*61.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative61.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*61.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative61.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified61.7%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 33.1%

      \[\leadsto \color{blue}{2 \cdot \frac{\cos k \cdot {\ell}^{2}}{{k}^{2} \cdot \left({\sin k}^{2} \cdot t\right)}} \]
    5. Step-by-step derivation
      1. times-frac33.3%

        \[\leadsto 2 \cdot \color{blue}{\left(\frac{\cos k}{{k}^{2}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right)} \]
      2. unpow233.3%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{\color{blue}{k \cdot k}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right) \]
      3. unpow233.3%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\color{blue}{\ell \cdot \ell}}{{\sin k}^{2} \cdot t}\right) \]
      4. *-commutative33.3%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\ell \cdot \ell}{\color{blue}{t \cdot {\sin k}^{2}}}\right) \]
      5. times-frac38.1%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \color{blue}{\left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)}\right) \]
    6. Simplified38.1%

      \[\leadsto \color{blue}{2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)\right)} \]
    7. Taylor expanded in k around 0 29.6%

      \[\leadsto 2 \cdot \color{blue}{\left(\left(-0.5 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t} + \frac{{\ell}^{2}}{{k}^{4} \cdot t}\right) - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right)} \]
    8. Step-by-step derivation
      1. associate--l+29.6%

        \[\leadsto 2 \cdot \color{blue}{\left(-0.5 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t} + \left(\frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right)\right)} \]
      2. fma-def29.6%

        \[\leadsto 2 \cdot \color{blue}{\mathsf{fma}\left(-0.5, \frac{{\ell}^{2}}{{k}^{2} \cdot t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right)} \]
      3. associate-/r*27.2%

        \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \color{blue}{\frac{\frac{{\ell}^{2}}{{k}^{2}}}{t}}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
      4. unpow227.2%

        \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \frac{\frac{\color{blue}{\ell \cdot \ell}}{{k}^{2}}}{t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
      5. unpow227.2%

        \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \frac{\frac{\ell \cdot \ell}{\color{blue}{k \cdot k}}}{t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
      6. times-frac27.3%

        \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \frac{\color{blue}{\frac{\ell}{k} \cdot \frac{\ell}{k}}}{t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
    9. Simplified30.7%

      \[\leadsto 2 \cdot \color{blue}{\mathsf{fma}\left(-0.5, \frac{\frac{\ell}{k} \cdot \frac{\ell}{k}}{t}, \frac{{\left(\frac{\ell}{k \cdot k}\right)}^{2}}{t} - \frac{-0.3333333333333333}{t} \cdot \left(\frac{\ell}{k} \cdot \frac{\ell}{k}\right)\right)} \]
    10. Taylor expanded in k around inf 37.2%

      \[\leadsto 2 \cdot \color{blue}{\frac{-0.5 \cdot \frac{{\ell}^{2}}{t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{t}}{{k}^{2}}} \]
    11. Step-by-step derivation
      1. distribute-rgt-out--37.3%

        \[\leadsto 2 \cdot \frac{\color{blue}{\frac{{\ell}^{2}}{t} \cdot \left(-0.5 - -0.3333333333333333\right)}}{{k}^{2}} \]
      2. metadata-eval37.3%

        \[\leadsto 2 \cdot \frac{\frac{{\ell}^{2}}{t} \cdot \color{blue}{-0.16666666666666666}}{{k}^{2}} \]
      3. *-commutative37.3%

        \[\leadsto 2 \cdot \frac{\color{blue}{-0.16666666666666666 \cdot \frac{{\ell}^{2}}{t}}}{{k}^{2}} \]
      4. unpow237.3%

        \[\leadsto 2 \cdot \frac{-0.16666666666666666 \cdot \frac{\color{blue}{\ell \cdot \ell}}{t}}{{k}^{2}} \]
      5. associate-*r/42.2%

        \[\leadsto 2 \cdot \frac{-0.16666666666666666 \cdot \color{blue}{\left(\ell \cdot \frac{\ell}{t}\right)}}{{k}^{2}} \]
      6. unpow242.2%

        \[\leadsto 2 \cdot \frac{-0.16666666666666666 \cdot \left(\ell \cdot \frac{\ell}{t}\right)}{\color{blue}{k \cdot k}} \]
    12. Simplified42.2%

      \[\leadsto 2 \cdot \color{blue}{\frac{-0.16666666666666666 \cdot \left(\ell \cdot \frac{\ell}{t}\right)}{k \cdot k}} \]
    13. Step-by-step derivation
      1. times-frac54.6%

        \[\leadsto 2 \cdot \color{blue}{\left(\frac{-0.16666666666666666}{k} \cdot \frac{\ell \cdot \frac{\ell}{t}}{k}\right)} \]
    14. Applied egg-rr54.6%

      \[\leadsto 2 \cdot \color{blue}{\left(\frac{-0.16666666666666666}{k} \cdot \frac{\ell \cdot \frac{\ell}{t}}{k}\right)} \]
  3. Recombined 2 regimes into one program.
  4. Final simplification62.2%

    \[\leadsto \begin{array}{l} \mathbf{if}\;t \leq 7.1 \cdot 10^{+105}:\\ \;\;\;\;2 \cdot \left(\left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right) \cdot \left(\frac{1}{k \cdot k} + -0.5\right)\right)\\ \mathbf{else}:\\ \;\;\;\;2 \cdot \left(\frac{-0.16666666666666666}{k} \cdot \frac{\ell \cdot \frac{\ell}{t}}{k}\right)\\ \end{array} \]

Alternative 17?

\[\begin{array}{l} \mathbf{if}\;t \leq 3 \cdot 10^{+104}:\\ \;\;\;\;2 \cdot \left(\left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right) \cdot \frac{1}{k \cdot k}\right)\\ \mathbf{else}:\\ \;\;\;\;2 \cdot \left(\frac{-0.16666666666666666}{k} \cdot \frac{\ell \cdot \frac{\ell}{t}}{k}\right)\\ \end{array} \]
Derivation
  1. Split input into 2 regimes
  2. if t < 2.99999999999999969e104

    1. Initial program 53.1%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/53.2%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/54.4%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/53.7%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/54.5%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative54.5%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/54.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*54.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative54.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*54.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative54.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified54.4%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 62.9%

      \[\leadsto \color{blue}{2 \cdot \frac{\cos k \cdot {\ell}^{2}}{{k}^{2} \cdot \left({\sin k}^{2} \cdot t\right)}} \]
    5. Step-by-step derivation
      1. times-frac63.8%

        \[\leadsto 2 \cdot \color{blue}{\left(\frac{\cos k}{{k}^{2}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right)} \]
      2. unpow263.8%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{\color{blue}{k \cdot k}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right) \]
      3. unpow263.8%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\color{blue}{\ell \cdot \ell}}{{\sin k}^{2} \cdot t}\right) \]
      4. *-commutative63.8%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\ell \cdot \ell}{\color{blue}{t \cdot {\sin k}^{2}}}\right) \]
      5. times-frac70.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \color{blue}{\left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)}\right) \]
    6. Simplified70.7%

      \[\leadsto \color{blue}{2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)\right)} \]
    7. Taylor expanded in k around 0 64.9%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\frac{\ell}{{k}^{2}}}\right)\right) \]
    8. Step-by-step derivation
      1. unpow264.9%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{\color{blue}{k \cdot k}}\right)\right) \]
    9. Simplified64.9%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \color{blue}{\frac{\ell}{k \cdot k}}\right)\right) \]
    10. Taylor expanded in k around 0 63.0%

      \[\leadsto 2 \cdot \left(\color{blue}{\frac{1}{{k}^{2}}} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
    11. Step-by-step derivation
      1. unpow263.0%

        \[\leadsto 2 \cdot \left(\frac{1}{\color{blue}{k \cdot k}} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]
    12. Simplified63.0%

      \[\leadsto 2 \cdot \left(\color{blue}{\frac{1}{k \cdot k}} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right)\right) \]

    if 2.99999999999999969e104 < t

    1. Initial program 61.7%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/61.7%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/61.7%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/61.7%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/61.7%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative61.7%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/61.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*61.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative61.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*61.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative61.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified61.7%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 33.1%

      \[\leadsto \color{blue}{2 \cdot \frac{\cos k \cdot {\ell}^{2}}{{k}^{2} \cdot \left({\sin k}^{2} \cdot t\right)}} \]
    5. Step-by-step derivation
      1. times-frac33.3%

        \[\leadsto 2 \cdot \color{blue}{\left(\frac{\cos k}{{k}^{2}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right)} \]
      2. unpow233.3%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{\color{blue}{k \cdot k}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right) \]
      3. unpow233.3%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\color{blue}{\ell \cdot \ell}}{{\sin k}^{2} \cdot t}\right) \]
      4. *-commutative33.3%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\ell \cdot \ell}{\color{blue}{t \cdot {\sin k}^{2}}}\right) \]
      5. times-frac38.1%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \color{blue}{\left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)}\right) \]
    6. Simplified38.1%

      \[\leadsto \color{blue}{2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)\right)} \]
    7. Taylor expanded in k around 0 29.6%

      \[\leadsto 2 \cdot \color{blue}{\left(\left(-0.5 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t} + \frac{{\ell}^{2}}{{k}^{4} \cdot t}\right) - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right)} \]
    8. Step-by-step derivation
      1. associate--l+29.6%

        \[\leadsto 2 \cdot \color{blue}{\left(-0.5 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t} + \left(\frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right)\right)} \]
      2. fma-def29.6%

        \[\leadsto 2 \cdot \color{blue}{\mathsf{fma}\left(-0.5, \frac{{\ell}^{2}}{{k}^{2} \cdot t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right)} \]
      3. associate-/r*27.2%

        \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \color{blue}{\frac{\frac{{\ell}^{2}}{{k}^{2}}}{t}}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
      4. unpow227.2%

        \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \frac{\frac{\color{blue}{\ell \cdot \ell}}{{k}^{2}}}{t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
      5. unpow227.2%

        \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \frac{\frac{\ell \cdot \ell}{\color{blue}{k \cdot k}}}{t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
      6. times-frac27.3%

        \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \frac{\color{blue}{\frac{\ell}{k} \cdot \frac{\ell}{k}}}{t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
    9. Simplified30.7%

      \[\leadsto 2 \cdot \color{blue}{\mathsf{fma}\left(-0.5, \frac{\frac{\ell}{k} \cdot \frac{\ell}{k}}{t}, \frac{{\left(\frac{\ell}{k \cdot k}\right)}^{2}}{t} - \frac{-0.3333333333333333}{t} \cdot \left(\frac{\ell}{k} \cdot \frac{\ell}{k}\right)\right)} \]
    10. Taylor expanded in k around inf 37.2%

      \[\leadsto 2 \cdot \color{blue}{\frac{-0.5 \cdot \frac{{\ell}^{2}}{t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{t}}{{k}^{2}}} \]
    11. Step-by-step derivation
      1. distribute-rgt-out--37.3%

        \[\leadsto 2 \cdot \frac{\color{blue}{\frac{{\ell}^{2}}{t} \cdot \left(-0.5 - -0.3333333333333333\right)}}{{k}^{2}} \]
      2. metadata-eval37.3%

        \[\leadsto 2 \cdot \frac{\frac{{\ell}^{2}}{t} \cdot \color{blue}{-0.16666666666666666}}{{k}^{2}} \]
      3. *-commutative37.3%

        \[\leadsto 2 \cdot \frac{\color{blue}{-0.16666666666666666 \cdot \frac{{\ell}^{2}}{t}}}{{k}^{2}} \]
      4. unpow237.3%

        \[\leadsto 2 \cdot \frac{-0.16666666666666666 \cdot \frac{\color{blue}{\ell \cdot \ell}}{t}}{{k}^{2}} \]
      5. associate-*r/42.2%

        \[\leadsto 2 \cdot \frac{-0.16666666666666666 \cdot \color{blue}{\left(\ell \cdot \frac{\ell}{t}\right)}}{{k}^{2}} \]
      6. unpow242.2%

        \[\leadsto 2 \cdot \frac{-0.16666666666666666 \cdot \left(\ell \cdot \frac{\ell}{t}\right)}{\color{blue}{k \cdot k}} \]
    12. Simplified42.2%

      \[\leadsto 2 \cdot \color{blue}{\frac{-0.16666666666666666 \cdot \left(\ell \cdot \frac{\ell}{t}\right)}{k \cdot k}} \]
    13. Step-by-step derivation
      1. times-frac54.6%

        \[\leadsto 2 \cdot \color{blue}{\left(\frac{-0.16666666666666666}{k} \cdot \frac{\ell \cdot \frac{\ell}{t}}{k}\right)} \]
    14. Applied egg-rr54.6%

      \[\leadsto 2 \cdot \color{blue}{\left(\frac{-0.16666666666666666}{k} \cdot \frac{\ell \cdot \frac{\ell}{t}}{k}\right)} \]
  3. Recombined 2 regimes into one program.
  4. Final simplification61.6%

    \[\leadsto \begin{array}{l} \mathbf{if}\;t \leq 3 \cdot 10^{+104}:\\ \;\;\;\;2 \cdot \left(\left(\frac{\ell}{t} \cdot \frac{\ell}{k \cdot k}\right) \cdot \frac{1}{k \cdot k}\right)\\ \mathbf{else}:\\ \;\;\;\;2 \cdot \left(\frac{-0.16666666666666666}{k} \cdot \frac{\ell \cdot \frac{\ell}{t}}{k}\right)\\ \end{array} \]

Alternative 18?

\[\begin{array}{l} t_1 := \frac{\ell}{k \cdot k}\\ \mathbf{if}\;t \leq 8.2 \cdot 10^{+95}:\\ \;\;\;\;2 \cdot \frac{t_1 \cdot t_1}{t}\\ \mathbf{else}:\\ \;\;\;\;2 \cdot \left(\frac{-0.16666666666666666}{k} \cdot \frac{\ell \cdot \frac{\ell}{t}}{k}\right)\\ \end{array} \]
Derivation
  1. Split input into 2 regimes
  2. if t < 8.19999999999999972e95

    1. Initial program 53.1%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/53.2%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/54.4%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/53.7%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/54.5%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative54.5%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/54.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*54.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative54.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*54.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative54.4%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified54.4%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 62.9%

      \[\leadsto \color{blue}{2 \cdot \frac{\cos k \cdot {\ell}^{2}}{{k}^{2} \cdot \left({\sin k}^{2} \cdot t\right)}} \]
    5. Step-by-step derivation
      1. times-frac63.8%

        \[\leadsto 2 \cdot \color{blue}{\left(\frac{\cos k}{{k}^{2}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right)} \]
      2. unpow263.8%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{\color{blue}{k \cdot k}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right) \]
      3. unpow263.8%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\color{blue}{\ell \cdot \ell}}{{\sin k}^{2} \cdot t}\right) \]
      4. *-commutative63.8%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\ell \cdot \ell}{\color{blue}{t \cdot {\sin k}^{2}}}\right) \]
      5. times-frac70.7%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \color{blue}{\left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)}\right) \]
    6. Simplified70.7%

      \[\leadsto \color{blue}{2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)\right)} \]
    7. Taylor expanded in k around 0 54.2%

      \[\leadsto 2 \cdot \color{blue}{\frac{{\ell}^{2}}{{k}^{4} \cdot t}} \]
    8. Step-by-step derivation
      1. associate-/r*54.6%

        \[\leadsto 2 \cdot \color{blue}{\frac{\frac{{\ell}^{2}}{{k}^{4}}}{t}} \]
      2. unpow254.6%

        \[\leadsto 2 \cdot \frac{\frac{\color{blue}{\ell \cdot \ell}}{{k}^{4}}}{t} \]
      3. metadata-eval54.6%

        \[\leadsto 2 \cdot \frac{\frac{\ell \cdot \ell}{{k}^{\color{blue}{\left(2 \cdot 2\right)}}}}{t} \]
      4. pow-sqr54.6%

        \[\leadsto 2 \cdot \frac{\frac{\ell \cdot \ell}{\color{blue}{{k}^{2} \cdot {k}^{2}}}}{t} \]
      5. times-frac60.8%

        \[\leadsto 2 \cdot \frac{\color{blue}{\frac{\ell}{{k}^{2}} \cdot \frac{\ell}{{k}^{2}}}}{t} \]
      6. unpow260.8%

        \[\leadsto 2 \cdot \frac{\frac{\ell}{\color{blue}{k \cdot k}} \cdot \frac{\ell}{{k}^{2}}}{t} \]
      7. unpow160.8%

        \[\leadsto 2 \cdot \frac{\color{blue}{{\left(\frac{\ell}{k \cdot k}\right)}^{1}} \cdot \frac{\ell}{{k}^{2}}}{t} \]
      8. unpow260.8%

        \[\leadsto 2 \cdot \frac{{\left(\frac{\ell}{k \cdot k}\right)}^{1} \cdot \frac{\ell}{\color{blue}{k \cdot k}}}{t} \]
      9. pow-plus60.8%

        \[\leadsto 2 \cdot \frac{\color{blue}{{\left(\frac{\ell}{k \cdot k}\right)}^{\left(1 + 1\right)}}}{t} \]
      10. metadata-eval60.8%

        \[\leadsto 2 \cdot \frac{{\left(\frac{\ell}{k \cdot k}\right)}^{\color{blue}{2}}}{t} \]
    9. Simplified60.8%

      \[\leadsto 2 \cdot \color{blue}{\frac{{\left(\frac{\ell}{k \cdot k}\right)}^{2}}{t}} \]
    10. Step-by-step derivation
      1. unpow260.8%

        \[\leadsto 2 \cdot \frac{\color{blue}{\frac{\ell}{k \cdot k} \cdot \frac{\ell}{k \cdot k}}}{t} \]
    11. Applied egg-rr60.8%

      \[\leadsto 2 \cdot \frac{\color{blue}{\frac{\ell}{k \cdot k} \cdot \frac{\ell}{k \cdot k}}}{t} \]

    if 8.19999999999999972e95 < t

    1. Initial program 61.7%

      \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
    2. Step-by-step derivation
      1. associate-/l/61.7%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
      2. associate-*l/61.7%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
      3. associate-*l/61.7%

        \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
      4. associate-/r/61.7%

        \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
      5. *-commutative61.7%

        \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
      6. associate-/l/61.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
      7. associate-*r*61.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
      8. *-commutative61.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
      9. associate-*r*61.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
      10. *-commutative61.7%

        \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    3. Simplified61.7%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
    4. Taylor expanded in k around inf 33.1%

      \[\leadsto \color{blue}{2 \cdot \frac{\cos k \cdot {\ell}^{2}}{{k}^{2} \cdot \left({\sin k}^{2} \cdot t\right)}} \]
    5. Step-by-step derivation
      1. times-frac33.3%

        \[\leadsto 2 \cdot \color{blue}{\left(\frac{\cos k}{{k}^{2}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right)} \]
      2. unpow233.3%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{\color{blue}{k \cdot k}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right) \]
      3. unpow233.3%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\color{blue}{\ell \cdot \ell}}{{\sin k}^{2} \cdot t}\right) \]
      4. *-commutative33.3%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\ell \cdot \ell}{\color{blue}{t \cdot {\sin k}^{2}}}\right) \]
      5. times-frac38.1%

        \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \color{blue}{\left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)}\right) \]
    6. Simplified38.1%

      \[\leadsto \color{blue}{2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)\right)} \]
    7. Taylor expanded in k around 0 29.6%

      \[\leadsto 2 \cdot \color{blue}{\left(\left(-0.5 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t} + \frac{{\ell}^{2}}{{k}^{4} \cdot t}\right) - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right)} \]
    8. Step-by-step derivation
      1. associate--l+29.6%

        \[\leadsto 2 \cdot \color{blue}{\left(-0.5 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t} + \left(\frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right)\right)} \]
      2. fma-def29.6%

        \[\leadsto 2 \cdot \color{blue}{\mathsf{fma}\left(-0.5, \frac{{\ell}^{2}}{{k}^{2} \cdot t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right)} \]
      3. associate-/r*27.2%

        \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \color{blue}{\frac{\frac{{\ell}^{2}}{{k}^{2}}}{t}}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
      4. unpow227.2%

        \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \frac{\frac{\color{blue}{\ell \cdot \ell}}{{k}^{2}}}{t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
      5. unpow227.2%

        \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \frac{\frac{\ell \cdot \ell}{\color{blue}{k \cdot k}}}{t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
      6. times-frac27.3%

        \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \frac{\color{blue}{\frac{\ell}{k} \cdot \frac{\ell}{k}}}{t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
    9. Simplified30.7%

      \[\leadsto 2 \cdot \color{blue}{\mathsf{fma}\left(-0.5, \frac{\frac{\ell}{k} \cdot \frac{\ell}{k}}{t}, \frac{{\left(\frac{\ell}{k \cdot k}\right)}^{2}}{t} - \frac{-0.3333333333333333}{t} \cdot \left(\frac{\ell}{k} \cdot \frac{\ell}{k}\right)\right)} \]
    10. Taylor expanded in k around inf 37.2%

      \[\leadsto 2 \cdot \color{blue}{\frac{-0.5 \cdot \frac{{\ell}^{2}}{t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{t}}{{k}^{2}}} \]
    11. Step-by-step derivation
      1. distribute-rgt-out--37.3%

        \[\leadsto 2 \cdot \frac{\color{blue}{\frac{{\ell}^{2}}{t} \cdot \left(-0.5 - -0.3333333333333333\right)}}{{k}^{2}} \]
      2. metadata-eval37.3%

        \[\leadsto 2 \cdot \frac{\frac{{\ell}^{2}}{t} \cdot \color{blue}{-0.16666666666666666}}{{k}^{2}} \]
      3. *-commutative37.3%

        \[\leadsto 2 \cdot \frac{\color{blue}{-0.16666666666666666 \cdot \frac{{\ell}^{2}}{t}}}{{k}^{2}} \]
      4. unpow237.3%

        \[\leadsto 2 \cdot \frac{-0.16666666666666666 \cdot \frac{\color{blue}{\ell \cdot \ell}}{t}}{{k}^{2}} \]
      5. associate-*r/42.2%

        \[\leadsto 2 \cdot \frac{-0.16666666666666666 \cdot \color{blue}{\left(\ell \cdot \frac{\ell}{t}\right)}}{{k}^{2}} \]
      6. unpow242.2%

        \[\leadsto 2 \cdot \frac{-0.16666666666666666 \cdot \left(\ell \cdot \frac{\ell}{t}\right)}{\color{blue}{k \cdot k}} \]
    12. Simplified42.2%

      \[\leadsto 2 \cdot \color{blue}{\frac{-0.16666666666666666 \cdot \left(\ell \cdot \frac{\ell}{t}\right)}{k \cdot k}} \]
    13. Step-by-step derivation
      1. times-frac54.6%

        \[\leadsto 2 \cdot \color{blue}{\left(\frac{-0.16666666666666666}{k} \cdot \frac{\ell \cdot \frac{\ell}{t}}{k}\right)} \]
    14. Applied egg-rr54.6%

      \[\leadsto 2 \cdot \color{blue}{\left(\frac{-0.16666666666666666}{k} \cdot \frac{\ell \cdot \frac{\ell}{t}}{k}\right)} \]
  3. Recombined 2 regimes into one program.
  4. Final simplification59.8%

    \[\leadsto \begin{array}{l} \mathbf{if}\;t \leq 8.2 \cdot 10^{+95}:\\ \;\;\;\;2 \cdot \frac{\frac{\ell}{k \cdot k} \cdot \frac{\ell}{k \cdot k}}{t}\\ \mathbf{else}:\\ \;\;\;\;2 \cdot \left(\frac{-0.16666666666666666}{k} \cdot \frac{\ell \cdot \frac{\ell}{t}}{k}\right)\\ \end{array} \]

Alternative 19?

\[2 \cdot \left(\frac{-0.16666666666666666}{k} \cdot \frac{\ell \cdot \frac{\ell}{t}}{k}\right) \]
Derivation
  1. Initial program 54.5%

    \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
  2. Step-by-step derivation
    1. associate-/l/54.5%

      \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
    2. associate-*l/55.6%

      \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
    3. associate-*l/55.0%

      \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
    4. associate-/r/55.6%

      \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
    5. *-commutative55.6%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
    6. associate-/l/55.6%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
    7. associate-*r*55.6%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    8. *-commutative55.6%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
    9. associate-*r*55.6%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
    10. *-commutative55.6%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
  3. Simplified55.6%

    \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
  4. Taylor expanded in k around inf 58.1%

    \[\leadsto \color{blue}{2 \cdot \frac{\cos k \cdot {\ell}^{2}}{{k}^{2} \cdot \left({\sin k}^{2} \cdot t\right)}} \]
  5. Step-by-step derivation
    1. times-frac58.9%

      \[\leadsto 2 \cdot \color{blue}{\left(\frac{\cos k}{{k}^{2}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right)} \]
    2. unpow258.9%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{\color{blue}{k \cdot k}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right) \]
    3. unpow258.9%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\color{blue}{\ell \cdot \ell}}{{\sin k}^{2} \cdot t}\right) \]
    4. *-commutative58.9%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\ell \cdot \ell}{\color{blue}{t \cdot {\sin k}^{2}}}\right) \]
    5. times-frac65.5%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \color{blue}{\left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)}\right) \]
  6. Simplified65.5%

    \[\leadsto \color{blue}{2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)\right)} \]
  7. Taylor expanded in k around 0 26.6%

    \[\leadsto 2 \cdot \color{blue}{\left(\left(-0.5 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t} + \frac{{\ell}^{2}}{{k}^{4} \cdot t}\right) - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right)} \]
  8. Step-by-step derivation
    1. associate--l+26.6%

      \[\leadsto 2 \cdot \color{blue}{\left(-0.5 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t} + \left(\frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right)\right)} \]
    2. fma-def26.6%

      \[\leadsto 2 \cdot \color{blue}{\mathsf{fma}\left(-0.5, \frac{{\ell}^{2}}{{k}^{2} \cdot t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right)} \]
    3. associate-/r*27.9%

      \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \color{blue}{\frac{\frac{{\ell}^{2}}{{k}^{2}}}{t}}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
    4. unpow227.9%

      \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \frac{\frac{\color{blue}{\ell \cdot \ell}}{{k}^{2}}}{t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
    5. unpow227.9%

      \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \frac{\frac{\ell \cdot \ell}{\color{blue}{k \cdot k}}}{t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
    6. times-frac28.0%

      \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \frac{\color{blue}{\frac{\ell}{k} \cdot \frac{\ell}{k}}}{t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
  9. Simplified33.0%

    \[\leadsto 2 \cdot \color{blue}{\mathsf{fma}\left(-0.5, \frac{\frac{\ell}{k} \cdot \frac{\ell}{k}}{t}, \frac{{\left(\frac{\ell}{k \cdot k}\right)}^{2}}{t} - \frac{-0.3333333333333333}{t} \cdot \left(\frac{\ell}{k} \cdot \frac{\ell}{k}\right)\right)} \]
  10. Taylor expanded in k around inf 28.1%

    \[\leadsto 2 \cdot \color{blue}{\frac{-0.5 \cdot \frac{{\ell}^{2}}{t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{t}}{{k}^{2}}} \]
  11. Step-by-step derivation
    1. distribute-rgt-out--29.7%

      \[\leadsto 2 \cdot \frac{\color{blue}{\frac{{\ell}^{2}}{t} \cdot \left(-0.5 - -0.3333333333333333\right)}}{{k}^{2}} \]
    2. metadata-eval29.7%

      \[\leadsto 2 \cdot \frac{\frac{{\ell}^{2}}{t} \cdot \color{blue}{-0.16666666666666666}}{{k}^{2}} \]
    3. *-commutative29.7%

      \[\leadsto 2 \cdot \frac{\color{blue}{-0.16666666666666666 \cdot \frac{{\ell}^{2}}{t}}}{{k}^{2}} \]
    4. unpow229.7%

      \[\leadsto 2 \cdot \frac{-0.16666666666666666 \cdot \frac{\color{blue}{\ell \cdot \ell}}{t}}{{k}^{2}} \]
    5. associate-*r/31.1%

      \[\leadsto 2 \cdot \frac{-0.16666666666666666 \cdot \color{blue}{\left(\ell \cdot \frac{\ell}{t}\right)}}{{k}^{2}} \]
    6. unpow231.1%

      \[\leadsto 2 \cdot \frac{-0.16666666666666666 \cdot \left(\ell \cdot \frac{\ell}{t}\right)}{\color{blue}{k \cdot k}} \]
  12. Simplified31.1%

    \[\leadsto 2 \cdot \color{blue}{\frac{-0.16666666666666666 \cdot \left(\ell \cdot \frac{\ell}{t}\right)}{k \cdot k}} \]
  13. Step-by-step derivation
    1. times-frac33.9%

      \[\leadsto 2 \cdot \color{blue}{\left(\frac{-0.16666666666666666}{k} \cdot \frac{\ell \cdot \frac{\ell}{t}}{k}\right)} \]
  14. Applied egg-rr33.9%

    \[\leadsto 2 \cdot \color{blue}{\left(\frac{-0.16666666666666666}{k} \cdot \frac{\ell \cdot \frac{\ell}{t}}{k}\right)} \]
  15. Final simplification33.9%

    \[\leadsto 2 \cdot \left(\frac{-0.16666666666666666}{k} \cdot \frac{\ell \cdot \frac{\ell}{t}}{k}\right) \]

Alternative 20?

\[-0.3333333333333333 \cdot \frac{\ell \cdot \frac{\ell}{t}}{k \cdot k} \]
Derivation
  1. Initial program 54.5%

    \[\frac{2}{\left(\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)} \]
  2. Step-by-step derivation
    1. associate-/l/54.5%

      \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left(\frac{{t}^{3}}{\ell \cdot \ell} \cdot \sin k\right) \cdot \tan k}} \]
    2. associate-*l/55.6%

      \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{{t}^{3} \cdot \sin k}{\ell \cdot \ell}} \cdot \tan k} \]
    3. associate-*l/55.0%

      \[\leadsto \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\color{blue}{\frac{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}{\ell \cdot \ell}}} \]
    4. associate-/r/55.6%

      \[\leadsto \color{blue}{\frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k} \cdot \left(\ell \cdot \ell\right)} \]
    5. *-commutative55.6%

      \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{\frac{2}{\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1}}{\left({t}^{3} \cdot \sin k\right) \cdot \tan k}} \]
    6. associate-/l/55.6%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \color{blue}{\frac{2}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \tan k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)}} \]
    7. associate-*r*55.6%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left({t}^{3} \cdot \sin k\right) \cdot \left(\tan k \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
    8. *-commutative55.6%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\left({t}^{3} \cdot \sin k\right) \cdot \color{blue}{\left(\left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right) \cdot \tan k\right)}} \]
    9. associate-*r*55.6%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right) \cdot \tan k}} \]
    10. *-commutative55.6%

      \[\leadsto \left(\ell \cdot \ell\right) \cdot \frac{2}{\color{blue}{\tan k \cdot \left(\left({t}^{3} \cdot \sin k\right) \cdot \left(\left(1 + {\left(\frac{k}{t}\right)}^{2}\right) + 1\right)\right)}} \]
  3. Simplified55.6%

    \[\leadsto \color{blue}{\left(\ell \cdot \ell\right) \cdot \frac{2}{\tan k \cdot \left(\left(2 + {\left(\frac{k}{t}\right)}^{2}\right) \cdot \left({t}^{3} \cdot \sin k\right)\right)}} \]
  4. Taylor expanded in k around inf 58.1%

    \[\leadsto \color{blue}{2 \cdot \frac{\cos k \cdot {\ell}^{2}}{{k}^{2} \cdot \left({\sin k}^{2} \cdot t\right)}} \]
  5. Step-by-step derivation
    1. times-frac58.9%

      \[\leadsto 2 \cdot \color{blue}{\left(\frac{\cos k}{{k}^{2}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right)} \]
    2. unpow258.9%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{\color{blue}{k \cdot k}} \cdot \frac{{\ell}^{2}}{{\sin k}^{2} \cdot t}\right) \]
    3. unpow258.9%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\color{blue}{\ell \cdot \ell}}{{\sin k}^{2} \cdot t}\right) \]
    4. *-commutative58.9%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \frac{\ell \cdot \ell}{\color{blue}{t \cdot {\sin k}^{2}}}\right) \]
    5. times-frac65.5%

      \[\leadsto 2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \color{blue}{\left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)}\right) \]
  6. Simplified65.5%

    \[\leadsto \color{blue}{2 \cdot \left(\frac{\cos k}{k \cdot k} \cdot \left(\frac{\ell}{t} \cdot \frac{\ell}{{\sin k}^{2}}\right)\right)} \]
  7. Taylor expanded in k around 0 26.6%

    \[\leadsto 2 \cdot \color{blue}{\left(\left(-0.5 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t} + \frac{{\ell}^{2}}{{k}^{4} \cdot t}\right) - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right)} \]
  8. Step-by-step derivation
    1. associate--l+26.6%

      \[\leadsto 2 \cdot \color{blue}{\left(-0.5 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t} + \left(\frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right)\right)} \]
    2. fma-def26.6%

      \[\leadsto 2 \cdot \color{blue}{\mathsf{fma}\left(-0.5, \frac{{\ell}^{2}}{{k}^{2} \cdot t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right)} \]
    3. associate-/r*27.9%

      \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \color{blue}{\frac{\frac{{\ell}^{2}}{{k}^{2}}}{t}}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
    4. unpow227.9%

      \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \frac{\frac{\color{blue}{\ell \cdot \ell}}{{k}^{2}}}{t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
    5. unpow227.9%

      \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \frac{\frac{\ell \cdot \ell}{\color{blue}{k \cdot k}}}{t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
    6. times-frac28.0%

      \[\leadsto 2 \cdot \mathsf{fma}\left(-0.5, \frac{\color{blue}{\frac{\ell}{k} \cdot \frac{\ell}{k}}}{t}, \frac{{\ell}^{2}}{{k}^{4} \cdot t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}\right) \]
  9. Simplified33.0%

    \[\leadsto 2 \cdot \color{blue}{\mathsf{fma}\left(-0.5, \frac{\frac{\ell}{k} \cdot \frac{\ell}{k}}{t}, \frac{{\left(\frac{\ell}{k \cdot k}\right)}^{2}}{t} - \frac{-0.3333333333333333}{t} \cdot \left(\frac{\ell}{k} \cdot \frac{\ell}{k}\right)\right)} \]
  10. Taylor expanded in k around inf 28.1%

    \[\leadsto 2 \cdot \color{blue}{\frac{-0.5 \cdot \frac{{\ell}^{2}}{t} - -0.3333333333333333 \cdot \frac{{\ell}^{2}}{t}}{{k}^{2}}} \]
  11. Step-by-step derivation
    1. distribute-rgt-out--29.7%

      \[\leadsto 2 \cdot \frac{\color{blue}{\frac{{\ell}^{2}}{t} \cdot \left(-0.5 - -0.3333333333333333\right)}}{{k}^{2}} \]
    2. metadata-eval29.7%

      \[\leadsto 2 \cdot \frac{\frac{{\ell}^{2}}{t} \cdot \color{blue}{-0.16666666666666666}}{{k}^{2}} \]
    3. *-commutative29.7%

      \[\leadsto 2 \cdot \frac{\color{blue}{-0.16666666666666666 \cdot \frac{{\ell}^{2}}{t}}}{{k}^{2}} \]
    4. unpow229.7%

      \[\leadsto 2 \cdot \frac{-0.16666666666666666 \cdot \frac{\color{blue}{\ell \cdot \ell}}{t}}{{k}^{2}} \]
    5. associate-*r/31.1%

      \[\leadsto 2 \cdot \frac{-0.16666666666666666 \cdot \color{blue}{\left(\ell \cdot \frac{\ell}{t}\right)}}{{k}^{2}} \]
    6. unpow231.1%

      \[\leadsto 2 \cdot \frac{-0.16666666666666666 \cdot \left(\ell \cdot \frac{\ell}{t}\right)}{\color{blue}{k \cdot k}} \]
  12. Simplified31.1%

    \[\leadsto 2 \cdot \color{blue}{\frac{-0.16666666666666666 \cdot \left(\ell \cdot \frac{\ell}{t}\right)}{k \cdot k}} \]
  13. Taylor expanded in l around 0 29.5%

    \[\leadsto \color{blue}{-0.3333333333333333 \cdot \frac{{\ell}^{2}}{{k}^{2} \cdot t}} \]
  14. Step-by-step derivation
    1. associate-*r/29.5%

      \[\leadsto \color{blue}{\frac{-0.3333333333333333 \cdot {\ell}^{2}}{{k}^{2} \cdot t}} \]
    2. associate-/l/29.7%

      \[\leadsto \color{blue}{\frac{\frac{-0.3333333333333333 \cdot {\ell}^{2}}{t}}{{k}^{2}}} \]
    3. associate-*r/29.7%

      \[\leadsto \frac{\color{blue}{-0.3333333333333333 \cdot \frac{{\ell}^{2}}{t}}}{{k}^{2}} \]
    4. associate-*r/29.7%

      \[\leadsto \color{blue}{-0.3333333333333333 \cdot \frac{\frac{{\ell}^{2}}{t}}{{k}^{2}}} \]
    5. unpow229.7%

      \[\leadsto -0.3333333333333333 \cdot \frac{\frac{\color{blue}{\ell \cdot \ell}}{t}}{{k}^{2}} \]
    6. associate-*r/31.1%

      \[\leadsto -0.3333333333333333 \cdot \frac{\color{blue}{\ell \cdot \frac{\ell}{t}}}{{k}^{2}} \]
    7. unpow231.1%

      \[\leadsto -0.3333333333333333 \cdot \frac{\ell \cdot \frac{\ell}{t}}{\color{blue}{k \cdot k}} \]
  15. Simplified31.1%

    \[\leadsto \color{blue}{-0.3333333333333333 \cdot \frac{\ell \cdot \frac{\ell}{t}}{k \cdot k}} \]
  16. Final simplification31.1%

    \[\leadsto -0.3333333333333333 \cdot \frac{\ell \cdot \frac{\ell}{t}}{k \cdot k} \]

Reproduce

?
herbie shell --seed 2023166 
(FPCore (t l k)
  :name "Toniolo and Linder, Equation (10+)"
  :precision binary64
  (/ 2.0 (* (* (* (/ (pow t 3.0) (* l l)) (sin k)) (tan k)) (+ (+ 1.0 (pow (/ k t) 2.0)) 1.0))))