Average Error: 0.0 → 0.0
Time: 4.2s
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 r161225 = x;
        double r161226 = y;
        double r161227 = r161225 - r161226;
        double r161228 = 1.0;
        double r161229 = r161228 - r161226;
        double r161230 = r161227 / r161229;
        return r161230;
}
↓
double f(double x, double y) {
        double r161231 = x;
        double r161232 = y;
        double r161233 = r161231 - r161232;
        double r161234 = 1.0;
        double r161235 = r161234 - r161232;
        double r161236 = r161233 / r161235;
        return r161236;
}

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)))