Average Error: 0 → 0
Time: 267.0ms
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 r241315 = x;
        double r241316 = r241315 + r241315;
        double r241317 = 1.0;
        double r241318 = r241316 - r241317;
        return r241318;
}
↓
double f(double x) {
        double r241319 = x;
        double r241320 = r241319 + r241319;
        double r241321 = 1.0;
        double r241322 = r241320 - r241321;
        return r241322;
}

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 2020018 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))