Average Error: 0.0 → 0.0
Time: 8.8s
Precision: 64
Internal Precision: 384
\[x \cdot \left(1.0 - x \cdot 0.5\right)\]
↓
\[x \cdot \left(1.0 - x \cdot 0.5\right)\]

Error

Bits error versus x

Target

Original0.0
Target0.0
Herbie0.0
\[x \cdot \left(1.0 - x \cdot 0.5\right)\]

Derivation

  1. Initial program 0.0

    \[x \cdot \left(1.0 - x \cdot 0.5\right)\]

Runtime

Time bar (total: 8.8s)Debug log

herbie shell --seed '#(1567391828 2030694642 2833800258 828025724 3004380912 3532991858)' +o setup:early-exit +o reduce:binary-search
(FPCore (x)
  :name "Numeric.SpecFunctions:log1p from math-functions-0.1.5.2, B"

  :herbie-target
  (* x (- 1.0 (* x 0.5)))

  (* x (- 1.0 (* x 0.5))))