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 r179733 = x;
        double r179734 = r179733 + r179733;
        double r179735 = 1.0;
        double r179736 = r179734 - r179735;
        return r179736;
}
↓
double f(double x) {
        double r179737 = x;
        double r179738 = r179737 + r179737;
        double r179739 = 1.0;
        double r179740 = r179738 - r179739;
        return r179740;
}

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))