Average Error: 29.4 → 0
Time: 738.0ms
Precision: 64
\[\left(1 + x\right) - x\]
↓
\[1\]
\left(1 + x\right) - x
↓
1
double f(double x) {
        double r8114 = 1.0;
        double r8115 = x;
        double r8116 = r8114 + r8115;
        double r8117 = r8116 - r8115;
        return r8117;
}
↓
double f(double __attribute__((unused)) x) {
        double r8118 = 1.0;
        return r8118;
}

Error

Bits error versus x

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 29.4

    \[\left(1 + x\right) - x\]

  2. Simplified0

    \[\leadsto \color{blue}{1}\]

  3. Final simplification0

    \[\leadsto 1\]

Reproduce

herbie shell --seed 2019198 +o rules:numerics
(FPCore (x)
  :name "Cancel like terms"
  (- (+ 1.0 x) x))