(/ (- b) (* 2 a))

Average Error: 0.0 → 0.0

Time: 600.0ms

Precision: binary64

Math

\[\frac{-b}{2 \cdot a}\]

↓

\[\frac{-b}{2 \cdot a}\]

Error

Bits error versus b

Bits error versus a

Derivation

1. Initial program 0.0

   \[\frac{-b}{2 \cdot a}\]

2. Final simplification 0.0

   \[\leadsto \frac{-b}{2 \cdot a}\]

Reproduce

herbie shell --seed 2020153 
(FPCore (b a)
  :name "(/ (- b) (* 2 a))"
  :precision binary64
  (/ (neg b) (* 2.0 a)))