Average Error: 0 → 0
Time: 675.0ms
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 r177479 = x;
        double r177480 = r177479 + r177479;
        double r177481 = 1.0;
        double r177482 = r177480 - r177481;
        return r177482;
}
↓
double f(double x) {
        double r177483 = x;
        double r177484 = r177483 + r177483;
        double r177485 = 1.0;
        double r177486 = r177484 - r177485;
        return r177486;
}

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 2019291 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))