Average Error: 0 → 0
Time: 470.0ms
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 r165394 = x;
        double r165395 = r165394 + r165394;
        double r165396 = 1.0;
        double r165397 = r165395 - r165396;
        return r165397;
}
↓
double f(double x) {
        double r165398 = x;
        double r165399 = r165398 + r165398;
        double r165400 = 1.0;
        double r165401 = r165399 - r165400;
        return r165401;
}

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 2019322 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))