Average Error: 60.7 → 53.7
Time: 22.1s
Precision: 64
Internal Precision: 128
\[\frac{-\left(f + n\right)}{f - n}\]
\[\frac{\sqrt[3]{f + n} \cdot \left(\log \left(e^{\sqrt[3]{\sqrt[3]{f + n}} \cdot \sqrt[3]{\sqrt[3]{f + n}}}\right) \cdot \left(-\sqrt[3]{\sqrt[3]{f + n}}\right)\right)}{\frac{f - n}{\sqrt[3]{\sqrt[3]{f + n}} \cdot \left(\sqrt[3]{\sqrt[3]{f + n}} \cdot \sqrt[3]{\sqrt[3]{f + n}}\right)}}\]

Error

Bits error versus f

Bits error versus n

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Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 60.7

    \[\frac{-\left(f + n\right)}{f - n}\]
  2. Initial simplification60.7

    \[\leadsto -\frac{n + f}{f - n}\]
  3. Using strategy rm
  4. Applied add-cube-cbrt60.7

    \[\leadsto -\frac{\color{blue}{\left(\sqrt[3]{n + f} \cdot \sqrt[3]{n + f}\right) \cdot \sqrt[3]{n + f}}}{f - n}\]
  5. Applied associate-/l*60.7

    \[\leadsto -\color{blue}{\frac{\sqrt[3]{n + f} \cdot \sqrt[3]{n + f}}{\frac{f - n}{\sqrt[3]{n + f}}}}\]
  6. Using strategy rm
  7. Applied add-log-exp53.8

    \[\leadsto -\frac{\sqrt[3]{n + f} \cdot \color{blue}{\log \left(e^{\sqrt[3]{n + f}}\right)}}{\frac{f - n}{\sqrt[3]{n + f}}}\]
  8. Using strategy rm
  9. Applied add-cube-cbrt53.8

    \[\leadsto -\frac{\sqrt[3]{n + f} \cdot \log \left(e^{\color{blue}{\left(\sqrt[3]{\sqrt[3]{n + f}} \cdot \sqrt[3]{\sqrt[3]{n + f}}\right) \cdot \sqrt[3]{\sqrt[3]{n + f}}}}\right)}{\frac{f - n}{\sqrt[3]{n + f}}}\]
  10. Applied exp-prod53.8

    \[\leadsto -\frac{\sqrt[3]{n + f} \cdot \log \color{blue}{\left({\left(e^{\sqrt[3]{\sqrt[3]{n + f}} \cdot \sqrt[3]{\sqrt[3]{n + f}}}\right)}^{\left(\sqrt[3]{\sqrt[3]{n + f}}\right)}\right)}}{\frac{f - n}{\sqrt[3]{n + f}}}\]
  11. Applied log-pow53.7

    \[\leadsto -\frac{\sqrt[3]{n + f} \cdot \color{blue}{\left(\sqrt[3]{\sqrt[3]{n + f}} \cdot \log \left(e^{\sqrt[3]{\sqrt[3]{n + f}} \cdot \sqrt[3]{\sqrt[3]{n + f}}}\right)\right)}}{\frac{f - n}{\sqrt[3]{n + f}}}\]
  12. Using strategy rm
  13. Applied add-cube-cbrt53.7

    \[\leadsto -\frac{\sqrt[3]{n + f} \cdot \left(\sqrt[3]{\sqrt[3]{n + f}} \cdot \log \left(e^{\sqrt[3]{\sqrt[3]{n + f}} \cdot \sqrt[3]{\sqrt[3]{n + f}}}\right)\right)}{\frac{f - n}{\color{blue}{\left(\sqrt[3]{\sqrt[3]{n + f}} \cdot \sqrt[3]{\sqrt[3]{n + f}}\right) \cdot \sqrt[3]{\sqrt[3]{n + f}}}}}\]
  14. Final simplification53.7

    \[\leadsto \frac{\sqrt[3]{f + n} \cdot \left(\log \left(e^{\sqrt[3]{\sqrt[3]{f + n}} \cdot \sqrt[3]{\sqrt[3]{f + n}}}\right) \cdot \left(-\sqrt[3]{\sqrt[3]{f + n}}\right)\right)}{\frac{f - n}{\sqrt[3]{\sqrt[3]{f + n}} \cdot \left(\sqrt[3]{\sqrt[3]{f + n}} \cdot \sqrt[3]{\sqrt[3]{f + n}}\right)}}\]

Runtime

Time bar (total: 22.1s)Debug logProfile

herbie shell --seed 2018255 +o rules:numerics
(FPCore (f n)
  :name "subtraction fraction"
  (/ (- (+ f n)) (- f n)))