Average Error: 0.0 → 0.0

Time: 841.0ms

Precision: 64

\[\frac{x}{y \cdot 2}\]

↓

\[\frac{x}{2 \cdot y}\]

\frac{x}{y \cdot 2}

↓

\frac{x}{2 \cdot y}

double f(double x, double y) {
        double r9212977 = x;
        double r9212978 = y;
        double r9212979 = 2.0;
        double r9212980 = r9212978 * r9212979;
        double r9212981 = r9212977 / r9212980;
        return r9212981;
}

↓

double f(double x, double y) {
        double r9212982 = x;
        double r9212983 = 2.0;
        double r9212984 = y;
        double r9212985 = r9212983 * r9212984;
        double r9212986 = r9212982 / r9212985;
        return r9212986;
}

Error

The X axis uses an exponential scale — Bits error versus `x`

Try it out

In
Out

Enter valid numbers for all inputs

Derivation

Initial program 0.0
\[\frac{x}{y \cdot 2}\]
Final simplification0.0
\[\leadsto \frac{x}{2 \cdot y}\]

Reproduce

herbie shell --seed 2019170 +o rules:numerics
(FPCore (x y)
  :name "Diagrams.Solve.Polynomial:quadForm from diagrams-solve-0.1, C"
  (/ x (* y 2.0)))