Average Error: 0.1 → 0.9
Time: 4.6s
Precision: binary64
\[x \cdot \cos y - z \cdot \sin y\]
↓
\[\left(\sqrt[3]{x} \cdot \sqrt[3]{x}\right) \cdot \left(\sqrt[3]{x} \cdot \cos y\right) - z \cdot \sin y\]
x \cdot \cos y - z \cdot \sin y
↓
\left(\sqrt[3]{x} \cdot \sqrt[3]{x}\right) \cdot \left(\sqrt[3]{x} \cdot \cos y\right) - z \cdot \sin y
(FPCore (x y z) :precision binary64 (- (* x (cos y)) (* z (sin y))))
↓
(FPCore (x y z)
 :precision binary64
 (- (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cos y))) (* z (sin y))))
double code(double x, double y, double z) {
	return (x * cos(y)) - (z * sin(y));
}
↓
double code(double x, double y, double z) {
	return ((cbrt(x) * cbrt(x)) * (cbrt(x) * cos(y))) - (z * sin(y));
}

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

    \[x \cdot \cos y - z \cdot \sin y\]
  2. Using strategy rm

  3. Applied add-cube-cbrt_binary640.9

    \[\leadsto \color{blue}{\left(\left(\sqrt[3]{x} \cdot \sqrt[3]{x}\right) \cdot \sqrt[3]{x}\right)} \cdot \cos y - z \cdot \sin y\]

  4. Applied associate-*l*_binary640.9

    \[\leadsto \color{blue}{\left(\sqrt[3]{x} \cdot \sqrt[3]{x}\right) \cdot \left(\sqrt[3]{x} \cdot \cos y\right)} - z \cdot \sin y\]

  5. Simplified0.9

    \[\leadsto \left(\sqrt[3]{x} \cdot \sqrt[3]{x}\right) \cdot \color{blue}{\left(\cos y \cdot \sqrt[3]{x}\right)} - z \cdot \sin y\]

  6. Final simplification0.9

    \[\leadsto \left(\sqrt[3]{x} \cdot \sqrt[3]{x}\right) \cdot \left(\sqrt[3]{x} \cdot \cos y\right) - z \cdot \sin y\]

Reproduce

herbie shell --seed 2020253 
(FPCore (x y z)
  :name "Diagrams.ThreeD.Transform:aboutX from diagrams-lib-1.3.0.3, A"
  :precision binary64
  (- (* x (cos y)) (* z (sin y))))