Average Error: 0 → 0
Time: 387.0ms
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 r228252 = x;
        double r228253 = r228252 + r228252;
        double r228254 = 1.0;
        double r228255 = r228253 - r228254;
        return r228255;
}
↓
double f(double x) {
        double r228256 = x;
        double r228257 = r228256 + r228256;
        double r228258 = 1.0;
        double r228259 = r228257 - r228258;
        return r228259;
}

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 2019322 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))