Average Error: 0.0 → 0.0
Time: 4.5s
Precision: 64
Internal precision: 128
\[x \cdot e^{y \cdot y}\]
⬇
\[x \cdot e^{{y}^2}\]

Error

Bits error versus x

Bits error versus y

Target

Original0.0
Comparison0.0
Herbie0.0
\[ x \cdot {\left(e^{y}\right)}^{y} \]

Derivation

  1. Initial program 0.0

    \[x \cdot e^{y \cdot y}\]

  2. Applied simplify 0.0

    \[\leadsto \color{blue}{x \cdot e^{{y}^2}}\]
  3. Removed slow pow expressions

Runtime

Time bar (total: 4.5s) Debug log

Please include this information when filing a bug report:

herbie --seed '#(3206842222 3166292287 2366195605 1717888093 583270636 1987100057)'
(FPCore (x y)
  :name "Data.Number.Erf:$dmerfcx from erf-2.0.0.0"

  :target
  (* x (pow (exp y) y))

  (* x (exp (* y y))))