Average Error: 0.0 → 0.0
Time: 816.0ms
Precision: 64
\[x \cdot x + 1\]
↓
\[x \cdot x + 1\]
x \cdot x + 1
↓
x \cdot x + 1
double f(double x) {
        double r9873915 = x;
        double r9873916 = r9873915 * r9873915;
        double r9873917 = 1.0;
        double r9873918 = r9873916 + r9873917;
        return r9873918;
}
↓
double f(double x) {
        double r9873919 = x;
        double r9873920 = r9873919 * r9873919;
        double r9873921 = 1.0;
        double r9873922 = r9873920 + r9873921;
        return r9873922;
}

Error

Bits error versus x

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Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.0

    \[x \cdot x + 1\]

  2. Final simplification0.0

    \[\leadsto x \cdot x + 1\]

Reproduce

herbie shell --seed 2019171 
(FPCore (x)
  :name "Graphics.Rasterific.Shading:$sradialGradientWithFocusShader from Rasterific-0.6.1, A"
  (+ (* x x) 1.0))