Average Error: 0 → 0
Time: 479.0ms
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 r960 = x;
        double r961 = r960 + r960;
        double r962 = 1.0;
        double r963 = r961 - r962;
        return r963;
}
↓
double f(double x) {
        double r964 = x;
        double r965 = r964 + r964;
        double r966 = 1.0;
        double r967 = r965 - r966;
        return r967;
}

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 2020025 +o rules:numerics
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))