Average Error: 0.1 → 0.1
Time: 56.6s
Precision: 64
Internal Precision: 384
\[\left(\left(x \cdot \log y - y\right) - z\right) + \log t\]
↓
\[\left(\left(x \cdot \log y - y\right) - z\right) + \log t\]

Error

Bits error versus x

Bits error versus y

Bits error versus z

Bits error versus t

Target

Original0.1
Target0.1
Herbie0.1
\[\left(\left(x \cdot \log y - y\right) - z\right) + \log t\]

Derivation

  1. Initial program 0.1

    \[\left(\left(x \cdot \log y - y\right) - z\right) + \log t\]

Runtime

Time bar (total: 56.6s)Debug log

herbie shell --seed '#(1567391828 2030694642 2833800258 828025724 3004380912 3532991858)' +o setup:early-exit +o reduce:binary-search
(FPCore (x y z t)
  :name "Numeric.SpecFunctions:incompleteGamma from math-functions-0.1.5.2, A"

  :herbie-target
  (+ (- (- (* x (log y)) y) z) (log t))

  (+ (- (- (* x (log y)) y) z) (log t)))