exp-w crasher

Average Error: 0.2 → 0.3

Time: 12.1s

Precision: binary64

• could not determine a ground truth for program body

  1. w = 8.645427042128084e+224
  2. l = -6.954497251099031e-267

Math

\[\]

↓

\[\]

Error

Bits error versus w

Bits error versus l

Derivation

1. Initial program 0.2

   \[\]
2. Using strategy rm

3. Applied add-cube-cbrt 0.2

   \[\leadsto \]

4. Applied associate-*l* 0.2

   \[\leadsto \]

5. Simplified 0.2

   \[\leadsto \]
6. Using strategy rm

7. Applied add-cube-cbrt 0.3

   \[\leadsto \]

8. Applied add-cube-cbrt 0.3

   \[\leadsto \]

9. Applied swap-sqr 0.3

   \[\leadsto \]

10. Simplified 0.3

    \[\leadsto \]

11. Simplified 0.3

    \[\leadsto \]

12. Final simplification 0.3

    \[\leadsto \]

Reproduce

herbie shell --seed 2020192 
(FPCore (w l)
  :name "exp-w crasher"
  :precision binary64
  (* (exp (neg w)) (pow l (exp w))))