Average Error: 0.0 → 0.0
Time: 6.0s
Precision: 64
\[\frac{x - y}{1 - y}\]
↓
\[\frac{x - y}{1 - y}\]
\frac{x - y}{1 - y}
↓
\frac{x - y}{1 - y}
double f(double x, double y) {
        double r189204 = x;
        double r189205 = y;
        double r189206 = r189204 - r189205;
        double r189207 = 1.0;
        double r189208 = r189207 - r189205;
        double r189209 = r189206 / r189208;
        return r189209;
}
↓
double f(double x, double y) {
        double r189210 = x;
        double r189211 = y;
        double r189212 = r189210 - r189211;
        double r189213 = 1.0;
        double r189214 = r189213 - r189211;
        double r189215 = r189212 / r189214;
        return r189215;
}

Error

Bits error versus x

Bits error versus y

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.0

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

  2. Final simplification0.0

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

Reproduce

herbie shell --seed 2019194 
(FPCore (x y)
  :name "Diagrams.Trail:splitAtParam  from diagrams-lib-1.3.0.3, C"
  (/ (- x y) (- 1.0 y)))