Average Error: 0 → 0
Time: 570.0ms
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 r147722 = x;
        double r147723 = r147722 + r147722;
        double r147724 = 1.0;
        double r147725 = r147723 - r147724;
        return r147725;
}
↓
double f(double x) {
        double r147726 = x;
        double r147727 = r147726 + r147726;
        double r147728 = 1.0;
        double r147729 = r147727 - r147728;
        return r147729;
}

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 2019323 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))