Average Error: 0.0 → 0.0
Time: 2.7s
Precision: 64
\[\frac{x + y}{x - y}\]
↓
\[\frac{x + y}{x - y}\]
\frac{x + y}{x - y}
↓
\frac{x + y}{x - y}
double f(double x, double y) {
        double r523172 = x;
        double r523173 = y;
        double r523174 = r523172 + r523173;
        double r523175 = r523172 - r523173;
        double r523176 = r523174 / r523175;
        return r523176;
}
↓
double f(double x, double y) {
        double r523177 = x;
        double r523178 = y;
        double r523179 = r523177 + r523178;
        double r523180 = r523177 - r523178;
        double r523181 = r523179 / r523180;
        return r523181;
}

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
\[\frac{1}{\frac{x}{x + y} - \frac{y}{x + y}}\]

Derivation

  1. Initial program 0.0

    \[\frac{x + y}{x - y}\]

  2. Final simplification0.0

    \[\leadsto \frac{x + y}{x - y}\]

Reproduce

herbie shell --seed 2020046 
(FPCore (x y)
  :name "Linear.Projection:perspective from linear-1.19.1.3, A"
  :precision binary64

  :herbie-target
  (/ 1 (- (/ x (+ x y)) (/ y (+ x y))))

  (/ (+ x y) (- x y)))