Average Error: 0.0 → 0.0

Time: 702.0ms

Precision: 64

\[\frac{x}{y \cdot 2.0}\]

↓

\[\frac{x}{2.0 \cdot y}\]

\frac{x}{y \cdot 2.0}

↓

\frac{x}{2.0 \cdot y}

double f(double x, double y) {
        double r9425213 = x;
        double r9425214 = y;
        double r9425215 = 2.0;
        double r9425216 = r9425214 * r9425215;
        double r9425217 = r9425213 / r9425216;
        return r9425217;
}

↓

double f(double x, double y) {
        double r9425218 = x;
        double r9425219 = 2.0;
        double r9425220 = y;
        double r9425221 = r9425219 * r9425220;
        double r9425222 = r9425218 / r9425221;
        return r9425222;
}

Error

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

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In
Out

Enter valid numbers for all inputs

Derivation

Initial program 0.0
\[\frac{x}{y \cdot 2.0}\]
Final simplification0.0
\[\leadsto \frac{x}{2.0 \cdot y}\]

Reproduce

herbie shell --seed 2019162 
(FPCore (x y)
  :name "Diagrams.Solve.Polynomial:quadForm from diagrams-solve-0.1, C"
  (/ x (* y 2.0)))