Average Error: 0 → 0
Time: 873.0ms
Precision: 64
\[100.0 \cdot \frac{x - x}{x}\]
↓
\[0\]
100.0 \cdot \frac{x - x}{x}
↓
0
double f(double x) {
        double r12489010 = 100.0;
        double r12489011 = x;
        double r12489012 = r12489011 - r12489011;
        double r12489013 = r12489012 / r12489011;
        double r12489014 = r12489010 * r12489013;
        return r12489014;
}
↓
double f(double __attribute__((unused)) x) {
        double r12489015 = 0.0;
        return r12489015;
}

Error

Bits error versus x

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Target

Original0
Target0
Herbie0
\[0\]

Derivation

  1. Initial program 0

    \[100.0 \cdot \frac{x - x}{x}\]

  2. Simplified0

    \[\leadsto \color{blue}{0}\]

  3. Final simplification0

    \[\leadsto 0\]

Reproduce

herbie shell --seed 2019163 +o rules:numerics
(FPCore (x)
  :name "ReportTypes:explainFloat from gipeda-0.1.2.1"

  :herbie-target
  0

  (* 100.0 (/ (- x x) x)))