Average Error: 0.5 → 0.5
Time: 32.6s
Precision: 64
Internal Precision: 1344
\[\frac{1}{\sqrt{k}} \cdot {\left(\left(2 \cdot \pi\right) \cdot n\right)}^{\left(\frac{1 - k}{2}\right)}\]
\[\frac{1}{\sqrt{k} \cdot \frac{{\left(\left(n \cdot 2\right) \cdot \pi\right)}^{\left(\frac{k}{2}\right)}}{\sqrt{\left(n \cdot 2\right) \cdot \pi}}}\]

Error

Bits error versus k

Bits error versus n

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.5

    \[\frac{1}{\sqrt{k}} \cdot {\left(\left(2 \cdot \pi\right) \cdot n\right)}^{\left(\frac{1 - k}{2}\right)}\]
  2. Initial simplification0.4

    \[\leadsto \frac{{\left(\pi \cdot \left(n \cdot 2\right)\right)}^{\left(\frac{1}{2} - \frac{k}{2}\right)}}{\sqrt{k}}\]
  3. Using strategy rm
  4. Applied pow-sub0.4

    \[\leadsto \frac{\color{blue}{\frac{{\left(\pi \cdot \left(n \cdot 2\right)\right)}^{\frac{1}{2}}}{{\left(\pi \cdot \left(n \cdot 2\right)\right)}^{\left(\frac{k}{2}\right)}}}}{\sqrt{k}}\]
  5. Applied associate-/l/0.4

    \[\leadsto \color{blue}{\frac{{\left(\pi \cdot \left(n \cdot 2\right)\right)}^{\frac{1}{2}}}{\sqrt{k} \cdot {\left(\pi \cdot \left(n \cdot 2\right)\right)}^{\left(\frac{k}{2}\right)}}}\]
  6. Simplified0.4

    \[\leadsto \frac{\color{blue}{\sqrt{\left(2 \cdot n\right) \cdot \pi}}}{\sqrt{k} \cdot {\left(\pi \cdot \left(n \cdot 2\right)\right)}^{\left(\frac{k}{2}\right)}}\]
  7. Using strategy rm
  8. Applied clear-num0.4

    \[\leadsto \color{blue}{\frac{1}{\frac{\sqrt{k} \cdot {\left(\pi \cdot \left(n \cdot 2\right)\right)}^{\left(\frac{k}{2}\right)}}{\sqrt{\left(2 \cdot n\right) \cdot \pi}}}}\]
  9. Using strategy rm
  10. Applied *-un-lft-identity0.4

    \[\leadsto \frac{1}{\frac{\sqrt{k} \cdot {\left(\pi \cdot \left(n \cdot 2\right)\right)}^{\left(\frac{k}{2}\right)}}{\color{blue}{1 \cdot \sqrt{\left(2 \cdot n\right) \cdot \pi}}}}\]
  11. Applied times-frac0.5

    \[\leadsto \frac{1}{\color{blue}{\frac{\sqrt{k}}{1} \cdot \frac{{\left(\pi \cdot \left(n \cdot 2\right)\right)}^{\left(\frac{k}{2}\right)}}{\sqrt{\left(2 \cdot n\right) \cdot \pi}}}}\]
  12. Simplified0.5

    \[\leadsto \frac{1}{\color{blue}{\sqrt{k}} \cdot \frac{{\left(\pi \cdot \left(n \cdot 2\right)\right)}^{\left(\frac{k}{2}\right)}}{\sqrt{\left(2 \cdot n\right) \cdot \pi}}}\]
  13. Final simplification0.5

    \[\leadsto \frac{1}{\sqrt{k} \cdot \frac{{\left(\left(n \cdot 2\right) \cdot \pi\right)}^{\left(\frac{k}{2}\right)}}{\sqrt{\left(n \cdot 2\right) \cdot \pi}}}\]

Runtime

Time bar (total: 32.6s)Debug logProfile

BaselineHerbieOracleSpan%
Regimes0.50.50.10.30%
herbie shell --seed 2018285 +o rules:numerics
(FPCore (k n)
  :name "Migdal et al, Equation (51)"
  (* (/ 1 (sqrt k)) (pow (* (* 2 PI) n) (/ (- 1 k) 2))))