Average Error: 0 → 0
Time: 2.1s
Precision: 64
\[\left(x + x\right) - 1.0\]
↓
\[\left(x + x\right) - 1.0\]
\left(x + x\right) - 1.0
↓
\left(x + x\right) - 1.0
double f(double x) {
        double r12771003 = x;
        double r12771004 = r12771003 + r12771003;
        double r12771005 = 1.0;
        double r12771006 = r12771004 - r12771005;
        return r12771006;
}
↓
double f(double x) {
        double r12771007 = x;
        double r12771008 = r12771007 + r12771007;
        double r12771009 = 1.0;
        double r12771010 = r12771008 - r12771009;
        return r12771010;
}

Error

Bits error versus x

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0

    \[\left(x + x\right) - 1.0\]

  2. Final simplification0

    \[\leadsto \left(x + x\right) - 1.0\]

Reproduce

herbie shell --seed 2019165 
(FPCore (x)
  :name "Data.Random.Distribution.Normal:doubleStdNormalZ from random-fu-0.2.6.2"
  (- (+ x x) 1.0))