Average Error: 2.0 → 2.0
Time: 3.9s
Precision: binary64
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\[\]
double code(double x, double y, double z, double t) {
	return ((double) (((double) (((double) (x / y)) * ((double) (z - t)))) + t));
}
double code(double x, double y, double z, double t) {
	return ((double) (t + ((double) (((double) (x / y)) * ((double) (z - t))))));
}

Error

Bits error versus x

Bits error versus y

Bits error versus z

Bits error versus t

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Target

Original2.0
Target2.2
Herbie2.0
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Derivation

  1. Initial program 2.0

    \[\]
  2. Final simplification2.0

    \[\leadsto \]

Reproduce

herbie shell --seed 2020180 
(FPCore (x y z t)
  :name "Numeric.Signal.Multichannel:$cget from hsignal-0.2.7.1"
  :precision binary64

  :herbie-target
  (if (< z 2.759456554562692e-282) (+ (* (/ x y) (- z t)) t) (if (< z 2.326994450874436e-110) (+ (* x (/ (- z t) y)) t) (+ (* (/ x y) (- z t)) t)))

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