
(FPCore (a b angle) :precision binary64 (let* ((t_0 (* PI (/ angle 180.0)))) (+ (pow (* a (cos t_0)) 2.0) (pow (* b (sin t_0)) 2.0))))
double code(double a, double b, double angle) {
double t_0 = ((double) M_PI) * (angle / 180.0);
return pow((a * cos(t_0)), 2.0) + pow((b * sin(t_0)), 2.0);
}
public static double code(double a, double b, double angle) {
double t_0 = Math.PI * (angle / 180.0);
return Math.pow((a * Math.cos(t_0)), 2.0) + Math.pow((b * Math.sin(t_0)), 2.0);
}
def code(a, b, angle): t_0 = math.pi * (angle / 180.0) return math.pow((a * math.cos(t_0)), 2.0) + math.pow((b * math.sin(t_0)), 2.0)
function code(a, b, angle) t_0 = Float64(pi * Float64(angle / 180.0)) return Float64((Float64(a * cos(t_0)) ^ 2.0) + (Float64(b * sin(t_0)) ^ 2.0)) end
function tmp = code(a, b, angle) t_0 = pi * (angle / 180.0); tmp = ((a * cos(t_0)) ^ 2.0) + ((b * sin(t_0)) ^ 2.0); end
code[a_, b_, angle_] := Block[{t$95$0 = N[(Pi * N[(angle / 180.0), $MachinePrecision]), $MachinePrecision]}, N[(N[Power[N[(a * N[Cos[t$95$0], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(b * N[Sin[t$95$0], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \pi \cdot \frac{angle}{180}\\
{\left(a \cdot \cos t\_0\right)}^{2} + {\left(b \cdot \sin t\_0\right)}^{2}
\end{array}
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 7 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (a b angle) :precision binary64 (let* ((t_0 (* PI (/ angle 180.0)))) (+ (pow (* a (cos t_0)) 2.0) (pow (* b (sin t_0)) 2.0))))
double code(double a, double b, double angle) {
double t_0 = ((double) M_PI) * (angle / 180.0);
return pow((a * cos(t_0)), 2.0) + pow((b * sin(t_0)), 2.0);
}
public static double code(double a, double b, double angle) {
double t_0 = Math.PI * (angle / 180.0);
return Math.pow((a * Math.cos(t_0)), 2.0) + Math.pow((b * Math.sin(t_0)), 2.0);
}
def code(a, b, angle): t_0 = math.pi * (angle / 180.0) return math.pow((a * math.cos(t_0)), 2.0) + math.pow((b * math.sin(t_0)), 2.0)
function code(a, b, angle) t_0 = Float64(pi * Float64(angle / 180.0)) return Float64((Float64(a * cos(t_0)) ^ 2.0) + (Float64(b * sin(t_0)) ^ 2.0)) end
function tmp = code(a, b, angle) t_0 = pi * (angle / 180.0); tmp = ((a * cos(t_0)) ^ 2.0) + ((b * sin(t_0)) ^ 2.0); end
code[a_, b_, angle_] := Block[{t$95$0 = N[(Pi * N[(angle / 180.0), $MachinePrecision]), $MachinePrecision]}, N[(N[Power[N[(a * N[Cos[t$95$0], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(b * N[Sin[t$95$0], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \pi \cdot \frac{angle}{180}\\
{\left(a \cdot \cos t\_0\right)}^{2} + {\left(b \cdot \sin t\_0\right)}^{2}
\end{array}
\end{array}
(FPCore (a b angle) :precision binary64 (+ (pow (* a (* 2.0 (log (sqrt (exp (cos (* angle (* PI 0.005555555555555556)))))))) 2.0) (pow (* b (sin (* angle (/ PI -180.0)))) 2.0)))
double code(double a, double b, double angle) {
return pow((a * (2.0 * log(sqrt(exp(cos((angle * (((double) M_PI) * 0.005555555555555556)))))))), 2.0) + pow((b * sin((angle * (((double) M_PI) / -180.0)))), 2.0);
}
public static double code(double a, double b, double angle) {
return Math.pow((a * (2.0 * Math.log(Math.sqrt(Math.exp(Math.cos((angle * (Math.PI * 0.005555555555555556)))))))), 2.0) + Math.pow((b * Math.sin((angle * (Math.PI / -180.0)))), 2.0);
}
def code(a, b, angle): return math.pow((a * (2.0 * math.log(math.sqrt(math.exp(math.cos((angle * (math.pi * 0.005555555555555556)))))))), 2.0) + math.pow((b * math.sin((angle * (math.pi / -180.0)))), 2.0)
function code(a, b, angle) return Float64((Float64(a * Float64(2.0 * log(sqrt(exp(cos(Float64(angle * Float64(pi * 0.005555555555555556)))))))) ^ 2.0) + (Float64(b * sin(Float64(angle * Float64(pi / -180.0)))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = ((a * (2.0 * log(sqrt(exp(cos((angle * (pi * 0.005555555555555556)))))))) ^ 2.0) + ((b * sin((angle * (pi / -180.0)))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[N[(a * N[(2.0 * N[Log[N[Sqrt[N[Exp[N[Cos[N[(angle * N[(Pi * 0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]], $MachinePrecision]], $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(b * N[Sin[N[(angle * N[(Pi / -180.0), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{\left(a \cdot \left(2 \cdot \log \left(\sqrt{e^{\cos \left(angle \cdot \left(\pi \cdot 0.005555555555555556\right)\right)}}\right)\right)\right)}^{2} + {\left(b \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right)}^{2}
\end{array}
Initial program 76.2%
Simplified76.4%
Applied egg-rr76.4%
count-276.4%
cos-neg76.4%
associate-*r*76.0%
distribute-rgt-neg-in76.0%
metadata-eval76.0%
associate-*l*76.4%
Simplified76.4%
Final simplification76.4%
(FPCore (a b angle) :precision binary64 (+ (pow (* b (sin (* angle (/ PI -180.0)))) 2.0) (pow (* a (log (exp (cos (* angle (* PI -0.005555555555555556)))))) 2.0)))
double code(double a, double b, double angle) {
return pow((b * sin((angle * (((double) M_PI) / -180.0)))), 2.0) + pow((a * log(exp(cos((angle * (((double) M_PI) * -0.005555555555555556)))))), 2.0);
}
public static double code(double a, double b, double angle) {
return Math.pow((b * Math.sin((angle * (Math.PI / -180.0)))), 2.0) + Math.pow((a * Math.log(Math.exp(Math.cos((angle * (Math.PI * -0.005555555555555556)))))), 2.0);
}
def code(a, b, angle): return math.pow((b * math.sin((angle * (math.pi / -180.0)))), 2.0) + math.pow((a * math.log(math.exp(math.cos((angle * (math.pi * -0.005555555555555556)))))), 2.0)
function code(a, b, angle) return Float64((Float64(b * sin(Float64(angle * Float64(pi / -180.0)))) ^ 2.0) + (Float64(a * log(exp(cos(Float64(angle * Float64(pi * -0.005555555555555556)))))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = ((b * sin((angle * (pi / -180.0)))) ^ 2.0) + ((a * log(exp(cos((angle * (pi * -0.005555555555555556)))))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[N[(b * N[Sin[N[(angle * N[(Pi / -180.0), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(a * N[Log[N[Exp[N[Cos[N[(angle * N[(Pi * -0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]], $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{\left(b \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right)}^{2} + {\left(a \cdot \log \left(e^{\cos \left(angle \cdot \left(\pi \cdot -0.005555555555555556\right)\right)}\right)\right)}^{2}
\end{array}
Initial program 76.2%
Simplified76.4%
add-sqr-sqrt37.4%
sqrt-unprod61.7%
associate-*r/61.7%
associate-*r/61.6%
frac-times60.8%
*-commutative60.8%
*-commutative60.8%
metadata-eval60.8%
metadata-eval60.8%
frac-times61.6%
associate-*r/61.6%
associate-*r/61.6%
sqrt-unprod38.9%
add-sqr-sqrt76.3%
add-log-exp76.3%
Applied egg-rr76.4%
Final simplification76.4%
(FPCore (a b angle) :precision binary64 (+ (pow (* a (cos (* 0.005555555555555556 (* angle PI)))) 2.0) (pow (* b (sin (* PI (/ angle 180.0)))) 2.0)))
double code(double a, double b, double angle) {
return pow((a * cos((0.005555555555555556 * (angle * ((double) M_PI))))), 2.0) + pow((b * sin((((double) M_PI) * (angle / 180.0)))), 2.0);
}
public static double code(double a, double b, double angle) {
return Math.pow((a * Math.cos((0.005555555555555556 * (angle * Math.PI)))), 2.0) + Math.pow((b * Math.sin((Math.PI * (angle / 180.0)))), 2.0);
}
def code(a, b, angle): return math.pow((a * math.cos((0.005555555555555556 * (angle * math.pi)))), 2.0) + math.pow((b * math.sin((math.pi * (angle / 180.0)))), 2.0)
function code(a, b, angle) return Float64((Float64(a * cos(Float64(0.005555555555555556 * Float64(angle * pi)))) ^ 2.0) + (Float64(b * sin(Float64(pi * Float64(angle / 180.0)))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = ((a * cos((0.005555555555555556 * (angle * pi)))) ^ 2.0) + ((b * sin((pi * (angle / 180.0)))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[N[(a * N[Cos[N[(0.005555555555555556 * N[(angle * Pi), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(b * N[Sin[N[(Pi * N[(angle / 180.0), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{\left(a \cdot \cos \left(0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)}^{2} + {\left(b \cdot \sin \left(\pi \cdot \frac{angle}{180}\right)\right)}^{2}
\end{array}
Initial program 76.2%
Taylor expanded in angle around inf 75.9%
Final simplification75.9%
(FPCore (a b angle) :precision binary64 (let* ((t_0 (* angle (/ PI -180.0)))) (+ (pow (* b (sin t_0)) 2.0) (pow (* a (cos t_0)) 2.0))))
double code(double a, double b, double angle) {
double t_0 = angle * (((double) M_PI) / -180.0);
return pow((b * sin(t_0)), 2.0) + pow((a * cos(t_0)), 2.0);
}
public static double code(double a, double b, double angle) {
double t_0 = angle * (Math.PI / -180.0);
return Math.pow((b * Math.sin(t_0)), 2.0) + Math.pow((a * Math.cos(t_0)), 2.0);
}
def code(a, b, angle): t_0 = angle * (math.pi / -180.0) return math.pow((b * math.sin(t_0)), 2.0) + math.pow((a * math.cos(t_0)), 2.0)
function code(a, b, angle) t_0 = Float64(angle * Float64(pi / -180.0)) return Float64((Float64(b * sin(t_0)) ^ 2.0) + (Float64(a * cos(t_0)) ^ 2.0)) end
function tmp = code(a, b, angle) t_0 = angle * (pi / -180.0); tmp = ((b * sin(t_0)) ^ 2.0) + ((a * cos(t_0)) ^ 2.0); end
code[a_, b_, angle_] := Block[{t$95$0 = N[(angle * N[(Pi / -180.0), $MachinePrecision]), $MachinePrecision]}, N[(N[Power[N[(b * N[Sin[t$95$0], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(a * N[Cos[t$95$0], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := angle \cdot \frac{\pi}{-180}\\
{\left(b \cdot \sin t\_0\right)}^{2} + {\left(a \cdot \cos t\_0\right)}^{2}
\end{array}
\end{array}
Initial program 76.2%
Simplified76.4%
Final simplification76.4%
(FPCore (a b angle) :precision binary64 (+ (pow a 2.0) (pow (* b (sin (* -0.005555555555555556 (* angle PI)))) 2.0)))
double code(double a, double b, double angle) {
return pow(a, 2.0) + pow((b * sin((-0.005555555555555556 * (angle * ((double) M_PI))))), 2.0);
}
public static double code(double a, double b, double angle) {
return Math.pow(a, 2.0) + Math.pow((b * Math.sin((-0.005555555555555556 * (angle * Math.PI)))), 2.0);
}
def code(a, b, angle): return math.pow(a, 2.0) + math.pow((b * math.sin((-0.005555555555555556 * (angle * math.pi)))), 2.0)
function code(a, b, angle) return Float64((a ^ 2.0) + (Float64(b * sin(Float64(-0.005555555555555556 * Float64(angle * pi)))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = (a ^ 2.0) + ((b * sin((-0.005555555555555556 * (angle * pi)))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[a, 2.0], $MachinePrecision] + N[Power[N[(b * N[Sin[N[(-0.005555555555555556 * N[(angle * Pi), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{a}^{2} + {\left(b \cdot \sin \left(-0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)}^{2}
\end{array}
Initial program 76.2%
Simplified76.4%
Taylor expanded in angle around 0 75.7%
Taylor expanded in angle around inf 75.2%
Final simplification75.2%
(FPCore (a b angle) :precision binary64 (+ (pow (* b (sin (* angle (/ PI -180.0)))) 2.0) (pow a 2.0)))
double code(double a, double b, double angle) {
return pow((b * sin((angle * (((double) M_PI) / -180.0)))), 2.0) + pow(a, 2.0);
}
public static double code(double a, double b, double angle) {
return Math.pow((b * Math.sin((angle * (Math.PI / -180.0)))), 2.0) + Math.pow(a, 2.0);
}
def code(a, b, angle): return math.pow((b * math.sin((angle * (math.pi / -180.0)))), 2.0) + math.pow(a, 2.0)
function code(a, b, angle) return Float64((Float64(b * sin(Float64(angle * Float64(pi / -180.0)))) ^ 2.0) + (a ^ 2.0)) end
function tmp = code(a, b, angle) tmp = ((b * sin((angle * (pi / -180.0)))) ^ 2.0) + (a ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[N[(b * N[Sin[N[(angle * N[(Pi / -180.0), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[a, 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{\left(b \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right)}^{2} + {a}^{2}
\end{array}
Initial program 76.2%
Simplified76.4%
Taylor expanded in angle around 0 75.7%
Final simplification75.7%
(FPCore (a b angle) :precision binary64 (+ (pow a 2.0) (pow (* -0.005555555555555556 (* angle (* PI b))) 2.0)))
double code(double a, double b, double angle) {
return pow(a, 2.0) + pow((-0.005555555555555556 * (angle * (((double) M_PI) * b))), 2.0);
}
public static double code(double a, double b, double angle) {
return Math.pow(a, 2.0) + Math.pow((-0.005555555555555556 * (angle * (Math.PI * b))), 2.0);
}
def code(a, b, angle): return math.pow(a, 2.0) + math.pow((-0.005555555555555556 * (angle * (math.pi * b))), 2.0)
function code(a, b, angle) return Float64((a ^ 2.0) + (Float64(-0.005555555555555556 * Float64(angle * Float64(pi * b))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = (a ^ 2.0) + ((-0.005555555555555556 * (angle * (pi * b))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[a, 2.0], $MachinePrecision] + N[Power[N[(-0.005555555555555556 * N[(angle * N[(Pi * b), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{a}^{2} + {\left(-0.005555555555555556 \cdot \left(angle \cdot \left(\pi \cdot b\right)\right)\right)}^{2}
\end{array}
Initial program 76.2%
Simplified76.4%
Taylor expanded in angle around 0 75.7%
Taylor expanded in angle around 0 69.6%
Final simplification69.6%
herbie shell --seed 2024040
(FPCore (a b angle)
:name "ab-angle->ABCF C"
:precision binary64
(+ (pow (* a (cos (* PI (/ angle 180.0)))) 2.0) (pow (* b (sin (* PI (/ angle 180.0)))) 2.0)))