Average Error: 0 → 0
Time: 2.2s
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 r11930510 = x;
        double r11930511 = r11930510 + r11930510;
        double r11930512 = 1.0;
        double r11930513 = r11930511 - r11930512;
        return r11930513;
}
↓
double f(double x) {
        double r11930514 = x;
        double r11930515 = r11930514 + r11930514;
        double r11930516 = 1.0;
        double r11930517 = r11930515 - r11930516;
        return r11930517;
}

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 2019192 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  (- (+ x x) 1.0))