Average Error: 0 → 0
Time: 9.3s
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 r9052617 = x;
        double r9052618 = r9052617 + r9052617;
        double r9052619 = 1.0;
        double r9052620 = r9052618 - r9052619;
        return r9052620;
}
↓
double f(double x) {
        double r9052621 = x;
        double r9052622 = r9052621 + r9052621;
        double r9052623 = 1.0;
        double r9052624 = r9052622 - r9052623;
        return r9052624;
}

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 2019172 +o rules:numerics
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  (- (+ x x) 1.0))