Average Error: 0 → 0
Time: 614.0ms
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 r163510 = x;
        double r163511 = r163510 + r163510;
        double r163512 = 1.0;
        double r163513 = r163511 - r163512;
        return r163513;
}
↓
double f(double x) {
        double r163514 = x;
        double r163515 = r163514 + r163514;
        double r163516 = 1.0;
        double r163517 = r163515 - r163516;
        return r163517;
}

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 2019325 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))