Average Error: 0 → 0
Time: 334.0ms
Precision: 64
\[x - \frac{y}{4}\]
↓
\[x - \frac{y}{4}\]
x - \frac{y}{4}
↓
x - \frac{y}{4}
double f(double x, double y) {
        double r186845 = x;
        double r186846 = y;
        double r186847 = 4.0;
        double r186848 = r186846 / r186847;
        double r186849 = r186845 - r186848;
        return r186849;
}
↓
double f(double x, double y) {
        double r186850 = x;
        double r186851 = y;
        double r186852 = 4.0;
        double r186853 = r186851 / r186852;
        double r186854 = r186850 - r186853;
        return r186854;
}

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

    \[x - \frac{y}{4}\]

  2. Final simplification0

    \[\leadsto x - \frac{y}{4}\]

Reproduce

herbie shell --seed 2020036 +o rules:numerics
(FPCore (x y)
  :name "Diagrams.Solve.Polynomial:quartForm  from diagrams-solve-0.1, E"
  :precision binary64
  (- x (/ y 4)))