Average Error: 0 → 0
Time: 586.0ms
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 r154876 = x;
        double r154877 = r154876 + r154876;
        double r154878 = 1.0;
        double r154879 = r154877 - r154878;
        return r154879;
}
↓
double f(double x) {
        double r154880 = x;
        double r154881 = r154880 + r154880;
        double r154882 = 1.0;
        double r154883 = r154881 - r154882;
        return r154883;
}

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))