Average Error: 0.0 → 0.0
Time: 9.9s
Precision: 64
\[2 \cdot \left(x \cdot x - x \cdot y\right)\]
↓
\[\left(x - y\right) \cdot \left(2 \cdot x\right)\]
2 \cdot \left(x \cdot x - x \cdot y\right)
↓
\left(x - y\right) \cdot \left(2 \cdot x\right)
double f(double x, double y) {
        double r460163 = 2.0;
        double r460164 = x;
        double r460165 = r460164 * r460164;
        double r460166 = y;
        double r460167 = r460164 * r460166;
        double r460168 = r460165 - r460167;
        double r460169 = r460163 * r460168;
        return r460169;
}
↓
double f(double x, double y) {
        double r460170 = x;
        double r460171 = y;
        double r460172 = r460170 - r460171;
        double r460173 = 2.0;
        double r460174 = r460173 * r460170;
        double r460175 = r460172 * r460174;
        return r460175;
}

Error

Bits error versus x

Bits error versus y

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Target

Original0.0
Target0.0
Herbie0.0
\[\left(x \cdot 2\right) \cdot \left(x - y\right)\]

Derivation

  1. Initial program 0.0

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

  2. Simplified0.0

    \[\leadsto \color{blue}{\left(2 \cdot x\right) \cdot \left(x - y\right)}\]

  3. Final simplification0.0

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

Reproduce

herbie shell --seed 2019196 
(FPCore (x y)
  :name "Linear.Matrix:fromQuaternion from linear-1.19.1.3, A"

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

  (* 2.0 (- (* x x) (* x y))))