Average Error: 0 → 0
Time: 261.0ms
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 r262100 = x;
        double r262101 = r262100 + r262100;
        double r262102 = 1.0;
        double r262103 = r262101 - r262102;
        return r262103;
}
↓
double f(double x) {
        double r262104 = x;
        double r262105 = r262104 + r262104;
        double r262106 = 1.0;
        double r262107 = r262105 - r262106;
        return r262107;
}

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 2020036 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))