exp-w crasher

Average Error: 0.2 → 0.3

Time: 10.2s

Precision: binary64

• could not determine a ground truth for program body

  1. w = 1.5385054802805336e+209
  2. l = -3.6081553463105366e-123

Math

\[\]

↓

\[\]

Error

Bits error versus w

Bits error versus l

Derivation

1. Initial program 0.2

   \[\]

2. Simplified 0.2

   \[\leadsto \]
3. Using strategy rm

4. Applied clear-num 0.3

   \[\leadsto \]

5. Final simplification 0.3

   \[\leadsto \]

Reproduce

herbie shell --seed 2020191 
(FPCore (w l)
  :name "exp-w crasher"
  :precision binary64
  (* (exp (neg w)) (pow l (exp w))))