Average Error: 0 → 0
Time: 685.0ms
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 r124219 = x;
        double r124220 = r124219 + r124219;
        double r124221 = 1.0;
        double r124222 = r124220 - r124221;
        return r124222;
}
↓
double f(double x) {
        double r124223 = x;
        double r124224 = r124223 + r124223;
        double r124225 = 1.0;
        double r124226 = r124224 - r124225;
        return r124226;
}

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 2019326 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))