Average Error: 0 → 0
Time: 848.0ms
Precision: 64
\[\left(x \cdot 2\right) \cdot x\]
↓
\[\left(x \cdot 2\right) \cdot x\]
\left(x \cdot 2\right) \cdot x
↓
\left(x \cdot 2\right) \cdot x
double f(double x) {
        double r31654244 = x;
        double r31654245 = 2.0;
        double r31654246 = r31654244 * r31654245;
        double r31654247 = r31654246 * r31654244;
        return r31654247;
}
↓
double f(double x) {
        double r31654248 = x;
        double r31654249 = 2.0;
        double r31654250 = r31654248 * r31654249;
        double r31654251 = r31654250 * r31654248;
        return r31654251;
}

Error

Bits error versus x

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Target

Original0
Target0
Herbie0
\[\left(2 \cdot x\right) \cdot x\]

Derivation

  1. Initial program 0

    \[\left(x \cdot 2\right) \cdot x\]

  2. Final simplification0

    \[\leadsto \left(x \cdot 2\right) \cdot x\]

Reproduce

herbie shell --seed 2019174 
(FPCore (x)
  :name "Numeric.Log:$cexpm1 from log-domain-0.10.2.1, A"

  :herbie-target
  (* (* 2.0 x) x)

  (* (* x 2.0) x))