(/ (- 1) (exp (* x x)))

Average Error: 0.0 → 0.0

Time: 590.0ms

Precision: binary64

Math

\[\frac{-1}{e^{x \cdot x}}\]

↓

\[\frac{-1}{e^{x \cdot x}}\]

Error

Bits error versus x

Derivation

1. Initial program 0.0

   \[\frac{-1}{e^{x \cdot x}}\]

2. Final simplification 0.0

   \[\leadsto \frac{-1}{e^{x \cdot x}}\]

Reproduce

herbie shell --seed 2020152 
(FPCore (x)
  :name "(/ (- 1) (exp (* x x)))"
  :precision binary64
  (/ (neg 1.0) (exp (* x x))))