Average Error: 0 → 0
Time: 289.0ms
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 r250112 = x;
        double r250113 = r250112 + r250112;
        double r250114 = 1.0;
        double r250115 = r250113 - r250114;
        return r250115;
}
↓
double f(double x) {
        double r250116 = x;
        double r250117 = r250116 + r250116;
        double r250118 = 1.0;
        double r250119 = r250117 - r250118;
        return r250119;
}

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 2019354 +o rules:numerics
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))