Average Error: 0.0 → 0.0
Time: 10.4s
Precision: 64
\[a \cdot a - b \cdot b\]
↓
\[a \cdot a - b \cdot b\]
a \cdot a - b \cdot b
↓
a \cdot a - b \cdot b
double f(double a, double b) {
        double r89642 = a;
        double r89643 = r89642 * r89642;
        double r89644 = b;
        double r89645 = r89644 * r89644;
        double r89646 = r89643 - r89645;
        return r89646;
}
↓
double f(double a, double b) {
        double r89647 = a;
        double r89648 = r89647 * r89647;
        double r89649 = b;
        double r89650 = r89649 * r89649;
        double r89651 = r89648 - r89650;
        return r89651;
}

Error

Bits error versus a

Bits error versus b

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Target

Original0.0
Target0.0
Herbie0.0
\[\left(a + b\right) \cdot \left(a - b\right)\]

Derivation

  1. Initial program 0.0

    \[a \cdot a - b \cdot b\]

  2. Final simplification0.0

    \[\leadsto a \cdot a - b \cdot b\]

Reproduce

herbie shell --seed 2019198 
(FPCore (a b)
  :name "Difference of squares"

  :herbie-target
  (* (+ a b) (- a b))

  (- (* a a) (* b b)))