Average Error: 0 → 0
Time: 590.0ms
Precision: 64
\[\left(x + x\right) - 1\]
↓
\[\left(x + x\right) - 1\]
\left(x + x\right) - 1
↓
\left(x + x\right) - 1
double f(double x) {
        double r133615 = x;
        double r133616 = r133615 + r133615;
        double r133617 = 1.0;
        double r133618 = r133616 - r133617;
        return r133618;
}
↓
double f(double x) {
        double r133619 = x;
        double r133620 = r133619 + r133619;
        double r133621 = 1.0;
        double r133622 = r133620 - r133621;
        return r133622;
}

Error

Bits error versus x

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0

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

  2. Final simplification0

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

Reproduce

herbie shell --seed 2019304 +o rules:numerics
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))