Average Error: 0.0 → 0.0
Time: 2.1s
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 r2269492 = a;
        double r2269493 = r2269492 * r2269492;
        double r2269494 = b;
        double r2269495 = r2269494 * r2269494;
        double r2269496 = r2269493 - r2269495;
        return r2269496;
}
↓
double f(double a, double b) {
        double r2269497 = a;
        double r2269498 = r2269497 * r2269497;
        double r2269499 = b;
        double r2269500 = r2269499 * r2269499;
        double r2269501 = r2269498 - r2269500;
        return r2269501;
}

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 2019128 
(FPCore (a b)
  :name "Difference of squares"

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

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