Average Error: 0 → 0
Time: 255.0ms
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 r217536 = x;
        double r217537 = r217536 + r217536;
        double r217538 = 1.0;
        double r217539 = r217537 - r217538;
        return r217539;
}
↓
double f(double x) {
        double r217540 = x;
        double r217541 = r217540 + r217540;
        double r217542 = 1.0;
        double r217543 = r217541 - r217542;
        return r217543;
}

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 2020060 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))