Average Error: 0 → 0
Time: 266.0ms
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 r204731 = x;
        double r204732 = r204731 + r204731;
        double r204733 = 1.0;
        double r204734 = r204732 - r204733;
        return r204734;
}
↓
double f(double x) {
        double r204735 = x;
        double r204736 = r204735 + r204735;
        double r204737 = 1.0;
        double r204738 = r204736 - r204737;
        return r204738;
}

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 2020025 +o rules:numerics
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))