Average Error: 0.1 → 0
Time: 870.0ms
Precision: binary64
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double code(double d1) {
	return ((double) (((double) (((double) (d1 * d1)) * d1)) * d1));
}
double code(double d1) {
	return ((double) pow(d1, 4.0));
}

Error

Bits error versus d1

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Target

Original0.1
Target0
Herbie0
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Derivation

  1. Initial program 0.1

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  2. Simplified0

    \[\leadsto \]
  3. Final simplification0

    \[\leadsto \]

Reproduce

herbie shell --seed 2020191 
(FPCore (d1)
  :name "FastMath repmul"
  :precision binary64

  :herbie-target
  (pow d1 4.0)

  (* (* (* d1 d1) d1) d1))