Average Error: 0 → 0
Time: 271.0ms
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 r271760 = x;
        double r271761 = r271760 + r271760;
        double r271762 = 1.0;
        double r271763 = r271761 - r271762;
        return r271763;
}
↓
double f(double x) {
        double r271764 = x;
        double r271765 = r271764 + r271764;
        double r271766 = 1.0;
        double r271767 = r271765 - r271766;
        return r271767;
}

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 2019353 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))