Average Error: 0 → 0
Time: 565.0ms
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 r157590 = x;
        double r157591 = r157590 + r157590;
        double r157592 = 1.0;
        double r157593 = r157591 - r157592;
        return r157593;
}
↓
double f(double x) {
        double r157594 = x;
        double r157595 = r157594 + r157594;
        double r157596 = 1.0;
        double r157597 = r157595 - r157596;
        return r157597;
}

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 2019323 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))