Average Error: 0 → 0
Time: 940.0ms
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 r21270 = x;
        double r21271 = r21270 + r21270;
        double r21272 = 1.0;
        double r21273 = r21271 - r21272;
        return r21273;
}
↓
double f(double x) {
        double r21274 = x;
        double r21275 = r21274 + r21274;
        double r21276 = 1.0;
        double r21277 = r21275 - r21276;
        return r21277;
}

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 2019315 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))