Average Error: 0 → 0
Time: 281.0ms
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 r217542 = x;
        double r217543 = r217542 + r217542;
        double r217544 = 1.0;
        double r217545 = r217543 - r217544;
        return r217545;
}
↓
double f(double x) {
        double r217546 = x;
        double r217547 = r217546 + r217546;
        double r217548 = 1.0;
        double r217549 = r217547 - r217548;
        return r217549;
}

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 2020003 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  :precision binary64
  (- (+ x x) 1))