Average Error: 0.1 → 0.1
Time: 7.1s
Precision: binary64
\[\frac{1}{2} \cdot \left(x + y \cdot \sqrt{z}\right)\]
↓
\[0.5 \cdot \left(y \cdot \sqrt{z} + x\right)\]
\frac{1}{2} \cdot \left(x + y \cdot \sqrt{z}\right)
↓
0.5 \cdot \left(y \cdot \sqrt{z} + x\right)
(FPCore (x y z) :precision binary64 (* (/ 1.0 2.0) (+ x (* y (sqrt z)))))
↓
(FPCore (x y z) :precision binary64 (* 0.5 (+ (* y (sqrt z)) x)))
double code(double x, double y, double z) {
	return (1.0 / 2.0) * (x + (y * sqrt(z)));
}
↓
double code(double x, double y, double z) {
	return 0.5 * ((y * sqrt(z)) + x);
}

Error

Bits error versus x

Bits error versus y

Bits error versus z

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.1

    \[\frac{1}{2} \cdot \left(x + y \cdot \sqrt{z}\right)\]

  2. Simplified0.1

    \[\leadsto \color{blue}{0.5 \cdot \left(x + y \cdot \sqrt{z}\right)}\]
  3. Using strategy rm

  4. Applied +-commutative_binary64_44410.1

    \[\leadsto 0.5 \cdot \color{blue}{\left(y \cdot \sqrt{z} + x\right)}\]

  5. Final simplification0.1

    \[\leadsto 0.5 \cdot \left(y \cdot \sqrt{z} + x\right)\]

Reproduce

herbie shell --seed 2021076 
(FPCore (x y z)
  :name "Diagrams.Solve.Polynomial:quadForm from diagrams-solve-0.1, B"
  :precision binary64
  (* (/ 1.0 2.0) (+ x (* y (sqrt z)))))