Average Error: 0 → 0
Time: 277.0ms
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 r189239 = x;
        double r189240 = r189239 + r189239;
        double r189241 = 1.0;
        double r189242 = r189240 - r189241;
        return r189242;
}
↓
double f(double x) {
        double r189243 = x;
        double r189244 = r189243 + r189243;
        double r189245 = 1.0;
        double r189246 = r189244 - r189245;
        return r189246;
}

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 2020056 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))