Average Error: 0 → 0
Time: 284.0ms
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 r274383 = x;
        double r274384 = r274383 + r274383;
        double r274385 = 1.0;
        double r274386 = r274384 - r274385;
        return r274386;
}
↓
double f(double x) {
        double r274387 = x;
        double r274388 = r274387 + r274387;
        double r274389 = 1.0;
        double r274390 = r274388 - r274389;
        return r274390;
}

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 2019354 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))