Average Error: 0 → 0
Time: 1.6s
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 r156193 = x;
        double r156194 = r156193 + r156193;
        double r156195 = 1.0;
        double r156196 = r156194 - r156195;
        return r156196;
}
↓
double f(double x) {
        double r156197 = x;
        double r156198 = r156197 + r156197;
        double r156199 = 1.0;
        double r156200 = r156198 - r156199;
        return r156200;
}

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 2019212 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))