Average Error: 0 → 0
Time: 666.0ms
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 r205257 = x;
        double r205258 = r205257 + r205257;
        double r205259 = 1.0;
        double r205260 = r205258 - r205259;
        return r205260;
}
↓
double f(double x) {
        double r205261 = x;
        double r205262 = r205261 + r205261;
        double r205263 = 1.0;
        double r205264 = r205262 - r205263;
        return r205264;
}

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 2019303 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))