Average Error: 0 → 0
Time: 336.0ms
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 r260061 = x;
        double r260062 = r260061 + r260061;
        double r260063 = 1.0;
        double r260064 = r260062 - r260063;
        return r260064;
}
↓
double f(double x) {
        double r260065 = x;
        double r260066 = r260065 + r260065;
        double r260067 = 1.0;
        double r260068 = r260066 - r260067;
        return r260068;
}

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 2020081 +o rules:numerics
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))