x \cdot \cos y - z \cdot \sin y
x \cdot \cos y - z \cdot \sin y
(FPCore (x y z) :precision binary64 (- (* x (cos y)) (* z (sin y))))
(FPCore (x y z) :precision binary64 (- (* 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 (x * cos(y)) - (z * sin(y));
}










Bits error versus x










Bits error versus y










Bits error versus z
Results
| Alternative 1 | |
|---|---|
| Error | 8.3 |
| Cost | 7048 |
| Alternative 2 | |
|---|---|
| Error | 16.3 |
| Cost | 7619 |
| Alternative 3 | |
|---|---|
| Error | 16.7 |
| Cost | 6920 |
| Alternative 4 | |
|---|---|
| Error | 30.9 |
| Cost | 320 |
| Alternative 5 | |
|---|---|
| Error | 39.2 |
| Cost | 64 |
| Alternative 6 | |
|---|---|
| Error | 61.8 |
| Cost | 64 |
| Alternative 7 | |
|---|---|
| Error | 61.8 |
| Cost | 64 |

Initial program 0.1
Simplified0.1
Final simplification0.1
herbie shell --seed 2021044
(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))))