Average Error: 0.1 → 0.1
Time: 24.5s
Precision: 64
\[x + \frac{x - y}{2}\]
↓
\[x + \frac{x - y}{2}\]
x + \frac{x - y}{2}
↓
x + \frac{x - y}{2}
double f(double x, double y) {
        double r14573584 = x;
        double r14573585 = y;
        double r14573586 = r14573584 - r14573585;
        double r14573587 = 2.0;
        double r14573588 = r14573586 / r14573587;
        double r14573589 = r14573584 + r14573588;
        return r14573589;
}
↓
double f(double x, double y) {
        double r14573590 = x;
        double r14573591 = y;
        double r14573592 = r14573590 - r14573591;
        double r14573593 = 2.0;
        double r14573594 = r14573592 / r14573593;
        double r14573595 = r14573590 + r14573594;
        return r14573595;
}

Error

Bits error versus x

Bits error versus y

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Target

Original0.1
Target0.1
Herbie0.1
\[1.5 \cdot x - 0.5 \cdot y\]

Derivation

  1. Initial program 0.1

    \[x + \frac{x - y}{2}\]

  2. Final simplification0.1

    \[\leadsto x + \frac{x - y}{2}\]

Reproduce

herbie shell --seed 2019171 
(FPCore (x y)
  :name "Graphics.Rendering.Chart.Axis.Types:hBufferRect from Chart-1.5.3"

  :herbie-target
  (- (* 1.5 x) (* 0.5 y))

  (+ x (/ (- x y) 2.0)))