Average Error: 0 → 0
Time: 264.0ms
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 r242414 = x;
        double r242415 = r242414 + r242414;
        double r242416 = 1.0;
        double r242417 = r242415 - r242416;
        return r242417;
}
↓
double f(double x) {
        double r242418 = x;
        double r242419 = r242418 + r242418;
        double r242420 = 1.0;
        double r242421 = r242419 - r242420;
        return r242421;
}

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 2020062 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))