Average Error: 0.0 → 0.0
Time: 1.6s
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 r20557523 = a;
        double r20557524 = r20557523 * r20557523;
        double r20557525 = b;
        double r20557526 = r20557525 * r20557525;
        double r20557527 = r20557524 - r20557526;
        return r20557527;
}
↓
double f(double a, double b) {
        double r20557528 = a;
        double r20557529 = r20557528 * r20557528;
        double r20557530 = b;
        double r20557531 = r20557530 * r20557530;
        double r20557532 = r20557529 - r20557531;
        return r20557532;
}

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 2019125 
(FPCore (a b)
  :name "Difference of squares"

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

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