Average Error: 29.6 → 0
Time: 744.0ms
Precision: 64
\[\left(1 + x\right) - x\]
↓
\[1\]
\left(1 + x\right) - x
↓
1
double f(double x) {
        double r8679 = 1.0;
        double r8680 = x;
        double r8681 = r8679 + r8680;
        double r8682 = r8681 - r8680;
        return r8682;
}
↓
double f(double __attribute__((unused)) x) {
        double r8683 = 1.0;
        return r8683;
}

Error

Bits error versus x

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 29.6

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

  2. Simplified0

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

  3. Final simplification0

    \[\leadsto 1\]

Reproduce

herbie shell --seed 2019173 +o rules:numerics
(FPCore (x)
  :name "Cancel like terms"
  (- (+ 1.0 x) x))