
(FPCore (a b angle) :precision binary64 (let* ((t_0 (* (/ angle 180.0) PI))) (+ (pow (* a (sin t_0)) 2.0) (pow (* b (cos t_0)) 2.0))))
double code(double a, double b, double angle) {
double t_0 = (angle / 180.0) * ((double) M_PI);
return pow((a * sin(t_0)), 2.0) + pow((b * cos(t_0)), 2.0);
}
public static double code(double a, double b, double angle) {
double t_0 = (angle / 180.0) * Math.PI;
return Math.pow((a * Math.sin(t_0)), 2.0) + Math.pow((b * Math.cos(t_0)), 2.0);
}
def code(a, b, angle): t_0 = (angle / 180.0) * math.pi return math.pow((a * math.sin(t_0)), 2.0) + math.pow((b * math.cos(t_0)), 2.0)
function code(a, b, angle) t_0 = Float64(Float64(angle / 180.0) * pi) return Float64((Float64(a * sin(t_0)) ^ 2.0) + (Float64(b * cos(t_0)) ^ 2.0)) end
function tmp = code(a, b, angle) t_0 = (angle / 180.0) * pi; tmp = ((a * sin(t_0)) ^ 2.0) + ((b * cos(t_0)) ^ 2.0); end
code[a_, b_, angle_] := Block[{t$95$0 = N[(N[(angle / 180.0), $MachinePrecision] * Pi), $MachinePrecision]}, N[(N[Power[N[(a * N[Sin[t$95$0], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(b * N[Cos[t$95$0], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \frac{angle}{180} \cdot \pi\\
{\left(a \cdot \sin t\_0\right)}^{2} + {\left(b \cdot \cos t\_0\right)}^{2}
\end{array}
\end{array}
Herbie found 13 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (a b angle) :precision binary64 (let* ((t_0 (* (/ angle 180.0) PI))) (+ (pow (* a (sin t_0)) 2.0) (pow (* b (cos t_0)) 2.0))))
double code(double a, double b, double angle) {
double t_0 = (angle / 180.0) * ((double) M_PI);
return pow((a * sin(t_0)), 2.0) + pow((b * cos(t_0)), 2.0);
}
public static double code(double a, double b, double angle) {
double t_0 = (angle / 180.0) * Math.PI;
return Math.pow((a * Math.sin(t_0)), 2.0) + Math.pow((b * Math.cos(t_0)), 2.0);
}
def code(a, b, angle): t_0 = (angle / 180.0) * math.pi return math.pow((a * math.sin(t_0)), 2.0) + math.pow((b * math.cos(t_0)), 2.0)
function code(a, b, angle) t_0 = Float64(Float64(angle / 180.0) * pi) return Float64((Float64(a * sin(t_0)) ^ 2.0) + (Float64(b * cos(t_0)) ^ 2.0)) end
function tmp = code(a, b, angle) t_0 = (angle / 180.0) * pi; tmp = ((a * sin(t_0)) ^ 2.0) + ((b * cos(t_0)) ^ 2.0); end
code[a_, b_, angle_] := Block[{t$95$0 = N[(N[(angle / 180.0), $MachinePrecision] * Pi), $MachinePrecision]}, N[(N[Power[N[(a * N[Sin[t$95$0], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(b * N[Cos[t$95$0], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \frac{angle}{180} \cdot \pi\\
{\left(a \cdot \sin t\_0\right)}^{2} + {\left(b \cdot \cos t\_0\right)}^{2}
\end{array}
\end{array}
(FPCore (a b angle) :precision binary64 (+ (/ 1.0 (pow (* a (sin (* (* angle 0.005555555555555556) PI))) -2.0)) (pow (* b (cos (* (/ angle 180.0) PI))) 2.0)))
double code(double a, double b, double angle) {
return (1.0 / pow((a * sin(((angle * 0.005555555555555556) * ((double) M_PI)))), -2.0)) + pow((b * cos(((angle / 180.0) * ((double) M_PI)))), 2.0);
}
public static double code(double a, double b, double angle) {
return (1.0 / Math.pow((a * Math.sin(((angle * 0.005555555555555556) * Math.PI))), -2.0)) + Math.pow((b * Math.cos(((angle / 180.0) * Math.PI))), 2.0);
}
def code(a, b, angle): return (1.0 / math.pow((a * math.sin(((angle * 0.005555555555555556) * math.pi))), -2.0)) + math.pow((b * math.cos(((angle / 180.0) * math.pi))), 2.0)
function code(a, b, angle) return Float64(Float64(1.0 / (Float64(a * sin(Float64(Float64(angle * 0.005555555555555556) * pi))) ^ -2.0)) + (Float64(b * cos(Float64(Float64(angle / 180.0) * pi))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = (1.0 / ((a * sin(((angle * 0.005555555555555556) * pi))) ^ -2.0)) + ((b * cos(((angle / 180.0) * pi))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[(1.0 / N[Power[N[(a * N[Sin[N[(N[(angle * 0.005555555555555556), $MachinePrecision] * Pi), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], -2.0], $MachinePrecision]), $MachinePrecision] + N[Power[N[(b * N[Cos[N[(N[(angle / 180.0), $MachinePrecision] * Pi), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{1}{{\left(a \cdot \sin \left(\left(angle \cdot 0.005555555555555556\right) \cdot \pi\right)\right)}^{-2}} + {\left(b \cdot \cos \left(\frac{angle}{180} \cdot \pi\right)\right)}^{2}
\end{array}
Initial program 80.9%
lift-pow.f64N/A
metadata-evalN/A
pow-subN/A
lower-unsound-/.f64N/A
lower-unsound-pow.f64N/A
lift-*.f64N/A
*-commutativeN/A
lower-*.f64N/A
lift-*.f64N/A
*-commutativeN/A
lower-*.f64N/A
lift-/.f64N/A
mult-flipN/A
*-commutativeN/A
lower-*.f64N/A
metadata-evalN/A
lower-unsound-pow.f6479.4
Applied rewrites80.9%
lift-/.f64N/A
lift-pow.f64N/A
lift-pow.f64N/A
pow-divN/A
sub-negate-revN/A
metadata-evalN/A
metadata-evalN/A
pow-negN/A
lower-unsound-/.f64N/A
lower-unsound-pow.f64N/A
Applied rewrites80.9%
(FPCore (a b angle) :precision binary64 (let* ((t_0 (* (* angle 0.005555555555555556) PI))) (+ (pow (* a (sin t_0)) 2.0) (pow (* b (cos t_0)) 2.0))))
double code(double a, double b, double angle) {
double t_0 = (angle * 0.005555555555555556) * ((double) M_PI);
return pow((a * sin(t_0)), 2.0) + pow((b * cos(t_0)), 2.0);
}
public static double code(double a, double b, double angle) {
double t_0 = (angle * 0.005555555555555556) * Math.PI;
return Math.pow((a * Math.sin(t_0)), 2.0) + Math.pow((b * Math.cos(t_0)), 2.0);
}
def code(a, b, angle): t_0 = (angle * 0.005555555555555556) * math.pi return math.pow((a * math.sin(t_0)), 2.0) + math.pow((b * math.cos(t_0)), 2.0)
function code(a, b, angle) t_0 = Float64(Float64(angle * 0.005555555555555556) * pi) return Float64((Float64(a * sin(t_0)) ^ 2.0) + (Float64(b * cos(t_0)) ^ 2.0)) end
function tmp = code(a, b, angle) t_0 = (angle * 0.005555555555555556) * pi; tmp = ((a * sin(t_0)) ^ 2.0) + ((b * cos(t_0)) ^ 2.0); end
code[a_, b_, angle_] := Block[{t$95$0 = N[(N[(angle * 0.005555555555555556), $MachinePrecision] * Pi), $MachinePrecision]}, N[(N[Power[N[(a * N[Sin[t$95$0], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(b * N[Cos[t$95$0], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left(angle \cdot 0.005555555555555556\right) \cdot \pi\\
{\left(a \cdot \sin t\_0\right)}^{2} + {\left(b \cdot \cos t\_0\right)}^{2}
\end{array}
\end{array}
Initial program 80.9%
lift-/.f64N/A
mult-flipN/A
lower-*.f64N/A
metadata-eval80.9
Applied rewrites80.9%
lift-/.f64N/A
mult-flipN/A
lower-*.f64N/A
metadata-eval80.9
Applied rewrites80.9%
(FPCore (a b angle) :precision binary64 (let* ((t_0 (* (* 0.005555555555555556 PI) angle))) (+ (pow (* a (sin t_0)) 2.0) (pow (* b (cos t_0)) 2.0))))
double code(double a, double b, double angle) {
double t_0 = (0.005555555555555556 * ((double) M_PI)) * angle;
return pow((a * sin(t_0)), 2.0) + pow((b * cos(t_0)), 2.0);
}
public static double code(double a, double b, double angle) {
double t_0 = (0.005555555555555556 * Math.PI) * angle;
return Math.pow((a * Math.sin(t_0)), 2.0) + Math.pow((b * Math.cos(t_0)), 2.0);
}
def code(a, b, angle): t_0 = (0.005555555555555556 * math.pi) * angle return math.pow((a * math.sin(t_0)), 2.0) + math.pow((b * math.cos(t_0)), 2.0)
function code(a, b, angle) t_0 = Float64(Float64(0.005555555555555556 * pi) * angle) return Float64((Float64(a * sin(t_0)) ^ 2.0) + (Float64(b * cos(t_0)) ^ 2.0)) end
function tmp = code(a, b, angle) t_0 = (0.005555555555555556 * pi) * angle; tmp = ((a * sin(t_0)) ^ 2.0) + ((b * cos(t_0)) ^ 2.0); end
code[a_, b_, angle_] := Block[{t$95$0 = N[(N[(0.005555555555555556 * Pi), $MachinePrecision] * angle), $MachinePrecision]}, N[(N[Power[N[(a * N[Sin[t$95$0], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(b * N[Cos[t$95$0], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left(0.005555555555555556 \cdot \pi\right) \cdot angle\\
{\left(a \cdot \sin t\_0\right)}^{2} + {\left(b \cdot \cos t\_0\right)}^{2}
\end{array}
\end{array}
Initial program 80.9%
lift-*.f64N/A
lift-/.f64N/A
mult-flipN/A
associate-*l*N/A
*-commutativeN/A
lower-*.f64N/A
lower-*.f64N/A
metadata-eval80.9
Applied rewrites80.9%
lift-*.f64N/A
lift-/.f64N/A
mult-flipN/A
associate-*l*N/A
*-commutativeN/A
lower-*.f64N/A
lower-*.f64N/A
metadata-eval80.9
Applied rewrites80.9%
(FPCore (a b angle) :precision binary64 (+ (/ 1.0 (pow (* a (sin (* (* angle 0.005555555555555556) PI))) -2.0)) (pow (* b 1.0) 2.0)))
double code(double a, double b, double angle) {
return (1.0 / pow((a * sin(((angle * 0.005555555555555556) * ((double) M_PI)))), -2.0)) + pow((b * 1.0), 2.0);
}
public static double code(double a, double b, double angle) {
return (1.0 / Math.pow((a * Math.sin(((angle * 0.005555555555555556) * Math.PI))), -2.0)) + Math.pow((b * 1.0), 2.0);
}
def code(a, b, angle): return (1.0 / math.pow((a * math.sin(((angle * 0.005555555555555556) * math.pi))), -2.0)) + math.pow((b * 1.0), 2.0)
function code(a, b, angle) return Float64(Float64(1.0 / (Float64(a * sin(Float64(Float64(angle * 0.005555555555555556) * pi))) ^ -2.0)) + (Float64(b * 1.0) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = (1.0 / ((a * sin(((angle * 0.005555555555555556) * pi))) ^ -2.0)) + ((b * 1.0) ^ 2.0); end
code[a_, b_, angle_] := N[(N[(1.0 / N[Power[N[(a * N[Sin[N[(N[(angle * 0.005555555555555556), $MachinePrecision] * Pi), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], -2.0], $MachinePrecision]), $MachinePrecision] + N[Power[N[(b * 1.0), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{1}{{\left(a \cdot \sin \left(\left(angle \cdot 0.005555555555555556\right) \cdot \pi\right)\right)}^{-2}} + {\left(b \cdot 1\right)}^{2}
\end{array}
Initial program 80.9%
lift-pow.f64N/A
metadata-evalN/A
pow-subN/A
lower-unsound-/.f64N/A
lower-unsound-pow.f64N/A
lift-*.f64N/A
*-commutativeN/A
lower-*.f64N/A
lift-*.f64N/A
*-commutativeN/A
lower-*.f64N/A
lift-/.f64N/A
mult-flipN/A
*-commutativeN/A
lower-*.f64N/A
metadata-evalN/A
lower-unsound-pow.f6479.4
Applied rewrites80.9%
lift-/.f64N/A
lift-pow.f64N/A
lift-pow.f64N/A
pow-divN/A
sub-negate-revN/A
metadata-evalN/A
metadata-evalN/A
pow-negN/A
lower-unsound-/.f64N/A
lower-unsound-pow.f64N/A
Applied rewrites80.9%
Taylor expanded in angle around 0
Applied rewrites80.9%
(FPCore (a b angle) :precision binary64 (+ (pow (* a (sin (* (/ angle 180.0) PI))) 2.0) (pow (* b 1.0) 2.0)))
double code(double a, double b, double angle) {
return pow((a * sin(((angle / 180.0) * ((double) M_PI)))), 2.0) + pow((b * 1.0), 2.0);
}
public static double code(double a, double b, double angle) {
return Math.pow((a * Math.sin(((angle / 180.0) * Math.PI))), 2.0) + Math.pow((b * 1.0), 2.0);
}
def code(a, b, angle): return math.pow((a * math.sin(((angle / 180.0) * math.pi))), 2.0) + math.pow((b * 1.0), 2.0)
function code(a, b, angle) return Float64((Float64(a * sin(Float64(Float64(angle / 180.0) * pi))) ^ 2.0) + (Float64(b * 1.0) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = ((a * sin(((angle / 180.0) * pi))) ^ 2.0) + ((b * 1.0) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[N[(a * N[Sin[N[(N[(angle / 180.0), $MachinePrecision] * Pi), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(b * 1.0), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{\left(a \cdot \sin \left(\frac{angle}{180} \cdot \pi\right)\right)}^{2} + {\left(b \cdot 1\right)}^{2}
\end{array}
Initial program 80.9%
Taylor expanded in angle around 0
Applied rewrites80.9%
(FPCore (a b angle)
:precision binary64
(let* ((t_0 (* 0.005555555555555556 (* angle PI))))
(if (<= angle 106000000.0)
(fma
(* (* t_0 a) a)
t_0
(* (* (+ 0.5 (* 0.5 (cos (* (* PI angle) 0.011111111111111112)))) b) b))
(+
(* (- 0.5 (* 0.5 (cos (* (* 0.011111111111111112 PI) angle)))) (* a a))
(pow (* b 1.0) 2.0)))))
double code(double a, double b, double angle) {
double t_0 = 0.005555555555555556 * (angle * ((double) M_PI));
double tmp;
if (angle <= 106000000.0) {
tmp = fma(((t_0 * a) * a), t_0, (((0.5 + (0.5 * cos(((((double) M_PI) * angle) * 0.011111111111111112)))) * b) * b));
} else {
tmp = ((0.5 - (0.5 * cos(((0.011111111111111112 * ((double) M_PI)) * angle)))) * (a * a)) + pow((b * 1.0), 2.0);
}
return tmp;
}
function code(a, b, angle) t_0 = Float64(0.005555555555555556 * Float64(angle * pi)) tmp = 0.0 if (angle <= 106000000.0) tmp = fma(Float64(Float64(t_0 * a) * a), t_0, Float64(Float64(Float64(0.5 + Float64(0.5 * cos(Float64(Float64(pi * angle) * 0.011111111111111112)))) * b) * b)); else tmp = Float64(Float64(Float64(0.5 - Float64(0.5 * cos(Float64(Float64(0.011111111111111112 * pi) * angle)))) * Float64(a * a)) + (Float64(b * 1.0) ^ 2.0)); end return tmp end
code[a_, b_, angle_] := Block[{t$95$0 = N[(0.005555555555555556 * N[(angle * Pi), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[angle, 106000000.0], N[(N[(N[(t$95$0 * a), $MachinePrecision] * a), $MachinePrecision] * t$95$0 + N[(N[(N[(0.5 + N[(0.5 * N[Cos[N[(N[(Pi * angle), $MachinePrecision] * 0.011111111111111112), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * b), $MachinePrecision] * b), $MachinePrecision]), $MachinePrecision], N[(N[(N[(0.5 - N[(0.5 * N[Cos[N[(N[(0.011111111111111112 * Pi), $MachinePrecision] * angle), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * N[(a * a), $MachinePrecision]), $MachinePrecision] + N[Power[N[(b * 1.0), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := 0.005555555555555556 \cdot \left(angle \cdot \pi\right)\\
\mathbf{if}\;angle \leq 106000000:\\
\;\;\;\;\mathsf{fma}\left(\left(t\_0 \cdot a\right) \cdot a, t\_0, \left(\left(0.5 + 0.5 \cdot \cos \left(\left(\pi \cdot angle\right) \cdot 0.011111111111111112\right)\right) \cdot b\right) \cdot b\right)\\
\mathbf{else}:\\
\;\;\;\;\left(0.5 - 0.5 \cdot \cos \left(\left(0.011111111111111112 \cdot \pi\right) \cdot angle\right)\right) \cdot \left(a \cdot a\right) + {\left(b \cdot 1\right)}^{2}\\
\end{array}
\end{array}
if angle < 1.06e8Initial program 80.9%
Applied rewrites78.7%
Taylor expanded in angle around 0
lower-*.f64N/A
lower-*.f64N/A
lower-PI.f6468.0
Applied rewrites68.0%
Taylor expanded in angle around 0
lower-*.f64N/A
lower-*.f64N/A
lower-PI.f6474.4
Applied rewrites74.4%
if 1.06e8 < angle Initial program 80.9%
lift-pow.f64N/A
unpow2N/A
lift-*.f64N/A
lift-*.f64N/A
swap-sqrN/A
*-commutativeN/A
lower-*.f64N/A
Applied rewrites64.2%
lift-*.f64N/A
*-commutativeN/A
lift-*.f64N/A
associate-*r*N/A
lower-*.f64N/A
lower-*.f6464.3
Applied rewrites64.3%
Taylor expanded in angle around 0
Applied rewrites64.3%
(FPCore (a b angle)
:precision binary64
(if (<= angle 0.005)
(* (pow b 2.0) (+ 0.5 (* 0.5 (cos (* 0.011111111111111112 (* angle PI))))))
(+
(* (- 0.5 (* 0.5 (cos (* (* 0.011111111111111112 PI) angle)))) (* a a))
(pow (* b 1.0) 2.0))))
double code(double a, double b, double angle) {
double tmp;
if (angle <= 0.005) {
tmp = pow(b, 2.0) * (0.5 + (0.5 * cos((0.011111111111111112 * (angle * ((double) M_PI))))));
} else {
tmp = ((0.5 - (0.5 * cos(((0.011111111111111112 * ((double) M_PI)) * angle)))) * (a * a)) + pow((b * 1.0), 2.0);
}
return tmp;
}
public static double code(double a, double b, double angle) {
double tmp;
if (angle <= 0.005) {
tmp = Math.pow(b, 2.0) * (0.5 + (0.5 * Math.cos((0.011111111111111112 * (angle * Math.PI)))));
} else {
tmp = ((0.5 - (0.5 * Math.cos(((0.011111111111111112 * Math.PI) * angle)))) * (a * a)) + Math.pow((b * 1.0), 2.0);
}
return tmp;
}
def code(a, b, angle): tmp = 0 if angle <= 0.005: tmp = math.pow(b, 2.0) * (0.5 + (0.5 * math.cos((0.011111111111111112 * (angle * math.pi))))) else: tmp = ((0.5 - (0.5 * math.cos(((0.011111111111111112 * math.pi) * angle)))) * (a * a)) + math.pow((b * 1.0), 2.0) return tmp
function code(a, b, angle) tmp = 0.0 if (angle <= 0.005) tmp = Float64((b ^ 2.0) * Float64(0.5 + Float64(0.5 * cos(Float64(0.011111111111111112 * Float64(angle * pi)))))); else tmp = Float64(Float64(Float64(0.5 - Float64(0.5 * cos(Float64(Float64(0.011111111111111112 * pi) * angle)))) * Float64(a * a)) + (Float64(b * 1.0) ^ 2.0)); end return tmp end
function tmp_2 = code(a, b, angle) tmp = 0.0; if (angle <= 0.005) tmp = (b ^ 2.0) * (0.5 + (0.5 * cos((0.011111111111111112 * (angle * pi))))); else tmp = ((0.5 - (0.5 * cos(((0.011111111111111112 * pi) * angle)))) * (a * a)) + ((b * 1.0) ^ 2.0); end tmp_2 = tmp; end
code[a_, b_, angle_] := If[LessEqual[angle, 0.005], N[(N[Power[b, 2.0], $MachinePrecision] * N[(0.5 + N[(0.5 * N[Cos[N[(0.011111111111111112 * N[(angle * Pi), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(N[(N[(0.5 - N[(0.5 * N[Cos[N[(N[(0.011111111111111112 * Pi), $MachinePrecision] * angle), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * N[(a * a), $MachinePrecision]), $MachinePrecision] + N[Power[N[(b * 1.0), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;angle \leq 0.005:\\
\;\;\;\;{b}^{2} \cdot \left(0.5 + 0.5 \cdot \cos \left(0.011111111111111112 \cdot \left(angle \cdot \pi\right)\right)\right)\\
\mathbf{else}:\\
\;\;\;\;\left(0.5 - 0.5 \cdot \cos \left(\left(0.011111111111111112 \cdot \pi\right) \cdot angle\right)\right) \cdot \left(a \cdot a\right) + {\left(b \cdot 1\right)}^{2}\\
\end{array}
\end{array}
if angle < 0.0050000000000000001Initial program 80.9%
Applied rewrites78.7%
Taylor expanded in a around 0
lower-*.f64N/A
lower-pow.f64N/A
lower-+.f64N/A
lower-*.f64N/A
lower-cos.f64N/A
lower-*.f64N/A
lower-*.f64N/A
lower-PI.f6457.8
Applied rewrites57.8%
if 0.0050000000000000001 < angle Initial program 80.9%
lift-pow.f64N/A
unpow2N/A
lift-*.f64N/A
lift-*.f64N/A
swap-sqrN/A
*-commutativeN/A
lower-*.f64N/A
Applied rewrites64.2%
lift-*.f64N/A
*-commutativeN/A
lift-*.f64N/A
associate-*r*N/A
lower-*.f64N/A
lower-*.f6464.3
Applied rewrites64.3%
Taylor expanded in angle around 0
Applied rewrites64.3%
(FPCore (a b angle)
:precision binary64
(if (<= a 1.35e+154)
(+ (* (- 0.5 0.5) (* a a)) (pow (* b (cos (* (/ angle 180.0) PI))) 2.0))
(*
(pow a 2.0)
(- 0.5 (* 0.5 (cos (* 0.011111111111111112 (* angle PI))))))))
double code(double a, double b, double angle) {
double tmp;
if (a <= 1.35e+154) {
tmp = ((0.5 - 0.5) * (a * a)) + pow((b * cos(((angle / 180.0) * ((double) M_PI)))), 2.0);
} else {
tmp = pow(a, 2.0) * (0.5 - (0.5 * cos((0.011111111111111112 * (angle * ((double) M_PI))))));
}
return tmp;
}
public static double code(double a, double b, double angle) {
double tmp;
if (a <= 1.35e+154) {
tmp = ((0.5 - 0.5) * (a * a)) + Math.pow((b * Math.cos(((angle / 180.0) * Math.PI))), 2.0);
} else {
tmp = Math.pow(a, 2.0) * (0.5 - (0.5 * Math.cos((0.011111111111111112 * (angle * Math.PI)))));
}
return tmp;
}
def code(a, b, angle): tmp = 0 if a <= 1.35e+154: tmp = ((0.5 - 0.5) * (a * a)) + math.pow((b * math.cos(((angle / 180.0) * math.pi))), 2.0) else: tmp = math.pow(a, 2.0) * (0.5 - (0.5 * math.cos((0.011111111111111112 * (angle * math.pi))))) return tmp
function code(a, b, angle) tmp = 0.0 if (a <= 1.35e+154) tmp = Float64(Float64(Float64(0.5 - 0.5) * Float64(a * a)) + (Float64(b * cos(Float64(Float64(angle / 180.0) * pi))) ^ 2.0)); else tmp = Float64((a ^ 2.0) * Float64(0.5 - Float64(0.5 * cos(Float64(0.011111111111111112 * Float64(angle * pi)))))); end return tmp end
function tmp_2 = code(a, b, angle) tmp = 0.0; if (a <= 1.35e+154) tmp = ((0.5 - 0.5) * (a * a)) + ((b * cos(((angle / 180.0) * pi))) ^ 2.0); else tmp = (a ^ 2.0) * (0.5 - (0.5 * cos((0.011111111111111112 * (angle * pi))))); end tmp_2 = tmp; end
code[a_, b_, angle_] := If[LessEqual[a, 1.35e+154], N[(N[(N[(0.5 - 0.5), $MachinePrecision] * N[(a * a), $MachinePrecision]), $MachinePrecision] + N[Power[N[(b * N[Cos[N[(N[(angle / 180.0), $MachinePrecision] * Pi), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision], N[(N[Power[a, 2.0], $MachinePrecision] * N[(0.5 - N[(0.5 * N[Cos[N[(0.011111111111111112 * N[(angle * Pi), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;a \leq 1.35 \cdot 10^{+154}:\\
\;\;\;\;\left(0.5 - 0.5\right) \cdot \left(a \cdot a\right) + {\left(b \cdot \cos \left(\frac{angle}{180} \cdot \pi\right)\right)}^{2}\\
\mathbf{else}:\\
\;\;\;\;{a}^{2} \cdot \left(0.5 - 0.5 \cdot \cos \left(0.011111111111111112 \cdot \left(angle \cdot \pi\right)\right)\right)\\
\end{array}
\end{array}
if a < 1.35000000000000003e154Initial program 80.9%
lift-pow.f64N/A
unpow2N/A
lift-*.f64N/A
lift-*.f64N/A
swap-sqrN/A
*-commutativeN/A
lower-*.f64N/A
Applied rewrites64.2%
Taylor expanded in angle around 0
Applied rewrites49.6%
if 1.35000000000000003e154 < a Initial program 80.9%
Applied rewrites78.7%
Applied rewrites64.1%
Taylor expanded in a around inf
lower-*.f64N/A
lower-pow.f64N/A
lower--.f64N/A
lower-*.f64N/A
lower-cos.f64N/A
lower-*.f64N/A
lower-*.f64N/A
lower-PI.f6426.0
Applied rewrites26.0%
(FPCore (a b angle)
:precision binary64
(let* ((t_0 (* 0.5 (cos (* 0.011111111111111112 (* angle PI))))))
(if (<= a 3.4e+160)
(* (pow b 2.0) (+ 0.5 t_0))
(* (pow a 2.0) (- 0.5 t_0)))))
double code(double a, double b, double angle) {
double t_0 = 0.5 * cos((0.011111111111111112 * (angle * ((double) M_PI))));
double tmp;
if (a <= 3.4e+160) {
tmp = pow(b, 2.0) * (0.5 + t_0);
} else {
tmp = pow(a, 2.0) * (0.5 - t_0);
}
return tmp;
}
public static double code(double a, double b, double angle) {
double t_0 = 0.5 * Math.cos((0.011111111111111112 * (angle * Math.PI)));
double tmp;
if (a <= 3.4e+160) {
tmp = Math.pow(b, 2.0) * (0.5 + t_0);
} else {
tmp = Math.pow(a, 2.0) * (0.5 - t_0);
}
return tmp;
}
def code(a, b, angle): t_0 = 0.5 * math.cos((0.011111111111111112 * (angle * math.pi))) tmp = 0 if a <= 3.4e+160: tmp = math.pow(b, 2.0) * (0.5 + t_0) else: tmp = math.pow(a, 2.0) * (0.5 - t_0) return tmp
function code(a, b, angle) t_0 = Float64(0.5 * cos(Float64(0.011111111111111112 * Float64(angle * pi)))) tmp = 0.0 if (a <= 3.4e+160) tmp = Float64((b ^ 2.0) * Float64(0.5 + t_0)); else tmp = Float64((a ^ 2.0) * Float64(0.5 - t_0)); end return tmp end
function tmp_2 = code(a, b, angle) t_0 = 0.5 * cos((0.011111111111111112 * (angle * pi))); tmp = 0.0; if (a <= 3.4e+160) tmp = (b ^ 2.0) * (0.5 + t_0); else tmp = (a ^ 2.0) * (0.5 - t_0); end tmp_2 = tmp; end
code[a_, b_, angle_] := Block[{t$95$0 = N[(0.5 * N[Cos[N[(0.011111111111111112 * N[(angle * Pi), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]}, If[LessEqual[a, 3.4e+160], N[(N[Power[b, 2.0], $MachinePrecision] * N[(0.5 + t$95$0), $MachinePrecision]), $MachinePrecision], N[(N[Power[a, 2.0], $MachinePrecision] * N[(0.5 - t$95$0), $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := 0.5 \cdot \cos \left(0.011111111111111112 \cdot \left(angle \cdot \pi\right)\right)\\
\mathbf{if}\;a \leq 3.4 \cdot 10^{+160}:\\
\;\;\;\;{b}^{2} \cdot \left(0.5 + t\_0\right)\\
\mathbf{else}:\\
\;\;\;\;{a}^{2} \cdot \left(0.5 - t\_0\right)\\
\end{array}
\end{array}
if a < 3.4000000000000003e160Initial program 80.9%
Applied rewrites78.7%
Taylor expanded in a around 0
lower-*.f64N/A
lower-pow.f64N/A
lower-+.f64N/A
lower-*.f64N/A
lower-cos.f64N/A
lower-*.f64N/A
lower-*.f64N/A
lower-PI.f6457.8
Applied rewrites57.8%
if 3.4000000000000003e160 < a Initial program 80.9%
Applied rewrites78.7%
Applied rewrites64.1%
Taylor expanded in a around inf
lower-*.f64N/A
lower-pow.f64N/A
lower--.f64N/A
lower-*.f64N/A
lower-cos.f64N/A
lower-*.f64N/A
lower-*.f64N/A
lower-PI.f6426.0
Applied rewrites26.0%
(FPCore (a b angle)
:precision binary64
(if (<= a 1.35e+154)
(fma
(- 0.5 0.5)
(* a a)
(* (* (fma (cos (* -0.011111111111111112 (* angle PI))) 0.5 0.5) b) b))
(*
(pow a 2.0)
(- 0.5 (* 0.5 (cos (* 0.011111111111111112 (* angle PI))))))))
double code(double a, double b, double angle) {
double tmp;
if (a <= 1.35e+154) {
tmp = fma((0.5 - 0.5), (a * a), ((fma(cos((-0.011111111111111112 * (angle * ((double) M_PI)))), 0.5, 0.5) * b) * b));
} else {
tmp = pow(a, 2.0) * (0.5 - (0.5 * cos((0.011111111111111112 * (angle * ((double) M_PI))))));
}
return tmp;
}
function code(a, b, angle) tmp = 0.0 if (a <= 1.35e+154) tmp = fma(Float64(0.5 - 0.5), Float64(a * a), Float64(Float64(fma(cos(Float64(-0.011111111111111112 * Float64(angle * pi))), 0.5, 0.5) * b) * b)); else tmp = Float64((a ^ 2.0) * Float64(0.5 - Float64(0.5 * cos(Float64(0.011111111111111112 * Float64(angle * pi)))))); end return tmp end
code[a_, b_, angle_] := If[LessEqual[a, 1.35e+154], N[(N[(0.5 - 0.5), $MachinePrecision] * N[(a * a), $MachinePrecision] + N[(N[(N[(N[Cos[N[(-0.011111111111111112 * N[(angle * Pi), $MachinePrecision]), $MachinePrecision]], $MachinePrecision] * 0.5 + 0.5), $MachinePrecision] * b), $MachinePrecision] * b), $MachinePrecision]), $MachinePrecision], N[(N[Power[a, 2.0], $MachinePrecision] * N[(0.5 - N[(0.5 * N[Cos[N[(0.011111111111111112 * N[(angle * Pi), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;a \leq 1.35 \cdot 10^{+154}:\\
\;\;\;\;\mathsf{fma}\left(0.5 - 0.5, a \cdot a, \left(\mathsf{fma}\left(\cos \left(-0.011111111111111112 \cdot \left(angle \cdot \pi\right)\right), 0.5, 0.5\right) \cdot b\right) \cdot b\right)\\
\mathbf{else}:\\
\;\;\;\;{a}^{2} \cdot \left(0.5 - 0.5 \cdot \cos \left(0.011111111111111112 \cdot \left(angle \cdot \pi\right)\right)\right)\\
\end{array}
\end{array}
if a < 1.35000000000000003e154Initial program 80.9%
Applied rewrites78.7%
Applied rewrites64.1%
Taylor expanded in angle around 0
Applied rewrites49.5%
if 1.35000000000000003e154 < a Initial program 80.9%
Applied rewrites78.7%
Applied rewrites64.1%
Taylor expanded in a around inf
lower-*.f64N/A
lower-pow.f64N/A
lower--.f64N/A
lower-*.f64N/A
lower-cos.f64N/A
lower-*.f64N/A
lower-*.f64N/A
lower-PI.f6426.0
Applied rewrites26.0%
(FPCore (a b angle)
:precision binary64
(let* ((t_0 (* (/ angle 180.0) PI)))
(if (<= (+ (pow (* a (sin t_0)) 2.0) (pow (* b (cos t_0)) 2.0)) 1e+308)
(* b b)
(sqrt (sqrt (pow b 8.0))))))
double code(double a, double b, double angle) {
double t_0 = (angle / 180.0) * ((double) M_PI);
double tmp;
if ((pow((a * sin(t_0)), 2.0) + pow((b * cos(t_0)), 2.0)) <= 1e+308) {
tmp = b * b;
} else {
tmp = sqrt(sqrt(pow(b, 8.0)));
}
return tmp;
}
public static double code(double a, double b, double angle) {
double t_0 = (angle / 180.0) * Math.PI;
double tmp;
if ((Math.pow((a * Math.sin(t_0)), 2.0) + Math.pow((b * Math.cos(t_0)), 2.0)) <= 1e+308) {
tmp = b * b;
} else {
tmp = Math.sqrt(Math.sqrt(Math.pow(b, 8.0)));
}
return tmp;
}
def code(a, b, angle): t_0 = (angle / 180.0) * math.pi tmp = 0 if (math.pow((a * math.sin(t_0)), 2.0) + math.pow((b * math.cos(t_0)), 2.0)) <= 1e+308: tmp = b * b else: tmp = math.sqrt(math.sqrt(math.pow(b, 8.0))) return tmp
function code(a, b, angle) t_0 = Float64(Float64(angle / 180.0) * pi) tmp = 0.0 if (Float64((Float64(a * sin(t_0)) ^ 2.0) + (Float64(b * cos(t_0)) ^ 2.0)) <= 1e+308) tmp = Float64(b * b); else tmp = sqrt(sqrt((b ^ 8.0))); end return tmp end
function tmp_2 = code(a, b, angle) t_0 = (angle / 180.0) * pi; tmp = 0.0; if ((((a * sin(t_0)) ^ 2.0) + ((b * cos(t_0)) ^ 2.0)) <= 1e+308) tmp = b * b; else tmp = sqrt(sqrt((b ^ 8.0))); end tmp_2 = tmp; end
code[a_, b_, angle_] := Block[{t$95$0 = N[(N[(angle / 180.0), $MachinePrecision] * Pi), $MachinePrecision]}, If[LessEqual[N[(N[Power[N[(a * N[Sin[t$95$0], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(b * N[Cos[t$95$0], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision], 1e+308], N[(b * b), $MachinePrecision], N[Sqrt[N[Sqrt[N[Power[b, 8.0], $MachinePrecision]], $MachinePrecision]], $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \frac{angle}{180} \cdot \pi\\
\mathbf{if}\;{\left(a \cdot \sin t\_0\right)}^{2} + {\left(b \cdot \cos t\_0\right)}^{2} \leq 10^{+308}:\\
\;\;\;\;b \cdot b\\
\mathbf{else}:\\
\;\;\;\;\sqrt{\sqrt{{b}^{8}}}\\
\end{array}
\end{array}
if (+.f64 (pow.f64 (*.f64 a (sin.f64 (*.f64 (/.f64 angle #s(literal 180 binary64)) (PI.f64)))) #s(literal 2 binary64)) (pow.f64 (*.f64 b (cos.f64 (*.f64 (/.f64 angle #s(literal 180 binary64)) (PI.f64)))) #s(literal 2 binary64))) < 1e308Initial program 80.9%
Taylor expanded in angle around 0
lower-pow.f6458.1
Applied rewrites58.1%
lift-pow.f64N/A
unpow2N/A
lower-*.f6458.1
Applied rewrites58.1%
if 1e308 < (+.f64 (pow.f64 (*.f64 a (sin.f64 (*.f64 (/.f64 angle #s(literal 180 binary64)) (PI.f64)))) #s(literal 2 binary64)) (pow.f64 (*.f64 b (cos.f64 (*.f64 (/.f64 angle #s(literal 180 binary64)) (PI.f64)))) #s(literal 2 binary64))) Initial program 80.9%
Taylor expanded in angle around 0
lower-pow.f6458.1
Applied rewrites58.1%
lift-pow.f64N/A
unpow2N/A
lower-*.f6458.1
Applied rewrites58.1%
rem-square-sqrtN/A
sqrt-unprodN/A
lower-sqrt.f64N/A
lower-*.f6450.0
Applied rewrites50.0%
rem-square-sqrtN/A
sqrt-unprodN/A
lower-sqrt.f64N/A
pow2N/A
lift-*.f64N/A
pow-prod-downN/A
pow-prod-upN/A
lift-*.f64N/A
metadata-evalN/A
pow-prod-downN/A
pow-prod-upN/A
lower-pow.f64N/A
metadata-eval45.7
Applied rewrites45.7%
(FPCore (a b angle)
:precision binary64
(let* ((t_0 (* (/ angle 180.0) PI)))
(if (<= (+ (pow (* a (sin t_0)) 2.0) (pow (* b (cos t_0)) 2.0)) 1e+308)
(* b b)
(sqrt (* (* b b) (* b b))))))
double code(double a, double b, double angle) {
double t_0 = (angle / 180.0) * ((double) M_PI);
double tmp;
if ((pow((a * sin(t_0)), 2.0) + pow((b * cos(t_0)), 2.0)) <= 1e+308) {
tmp = b * b;
} else {
tmp = sqrt(((b * b) * (b * b)));
}
return tmp;
}
public static double code(double a, double b, double angle) {
double t_0 = (angle / 180.0) * Math.PI;
double tmp;
if ((Math.pow((a * Math.sin(t_0)), 2.0) + Math.pow((b * Math.cos(t_0)), 2.0)) <= 1e+308) {
tmp = b * b;
} else {
tmp = Math.sqrt(((b * b) * (b * b)));
}
return tmp;
}
def code(a, b, angle): t_0 = (angle / 180.0) * math.pi tmp = 0 if (math.pow((a * math.sin(t_0)), 2.0) + math.pow((b * math.cos(t_0)), 2.0)) <= 1e+308: tmp = b * b else: tmp = math.sqrt(((b * b) * (b * b))) return tmp
function code(a, b, angle) t_0 = Float64(Float64(angle / 180.0) * pi) tmp = 0.0 if (Float64((Float64(a * sin(t_0)) ^ 2.0) + (Float64(b * cos(t_0)) ^ 2.0)) <= 1e+308) tmp = Float64(b * b); else tmp = sqrt(Float64(Float64(b * b) * Float64(b * b))); end return tmp end
function tmp_2 = code(a, b, angle) t_0 = (angle / 180.0) * pi; tmp = 0.0; if ((((a * sin(t_0)) ^ 2.0) + ((b * cos(t_0)) ^ 2.0)) <= 1e+308) tmp = b * b; else tmp = sqrt(((b * b) * (b * b))); end tmp_2 = tmp; end
code[a_, b_, angle_] := Block[{t$95$0 = N[(N[(angle / 180.0), $MachinePrecision] * Pi), $MachinePrecision]}, If[LessEqual[N[(N[Power[N[(a * N[Sin[t$95$0], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(b * N[Cos[t$95$0], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision], 1e+308], N[(b * b), $MachinePrecision], N[Sqrt[N[(N[(b * b), $MachinePrecision] * N[(b * b), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \frac{angle}{180} \cdot \pi\\
\mathbf{if}\;{\left(a \cdot \sin t\_0\right)}^{2} + {\left(b \cdot \cos t\_0\right)}^{2} \leq 10^{+308}:\\
\;\;\;\;b \cdot b\\
\mathbf{else}:\\
\;\;\;\;\sqrt{\left(b \cdot b\right) \cdot \left(b \cdot b\right)}\\
\end{array}
\end{array}
if (+.f64 (pow.f64 (*.f64 a (sin.f64 (*.f64 (/.f64 angle #s(literal 180 binary64)) (PI.f64)))) #s(literal 2 binary64)) (pow.f64 (*.f64 b (cos.f64 (*.f64 (/.f64 angle #s(literal 180 binary64)) (PI.f64)))) #s(literal 2 binary64))) < 1e308Initial program 80.9%
Taylor expanded in angle around 0
lower-pow.f6458.1
Applied rewrites58.1%
lift-pow.f64N/A
unpow2N/A
lower-*.f6458.1
Applied rewrites58.1%
if 1e308 < (+.f64 (pow.f64 (*.f64 a (sin.f64 (*.f64 (/.f64 angle #s(literal 180 binary64)) (PI.f64)))) #s(literal 2 binary64)) (pow.f64 (*.f64 b (cos.f64 (*.f64 (/.f64 angle #s(literal 180 binary64)) (PI.f64)))) #s(literal 2 binary64))) Initial program 80.9%
Taylor expanded in angle around 0
lower-pow.f6458.1
Applied rewrites58.1%
lift-pow.f64N/A
unpow2N/A
lower-*.f6458.1
Applied rewrites58.1%
rem-square-sqrtN/A
sqrt-unprodN/A
lower-sqrt.f64N/A
lower-*.f6450.0
Applied rewrites50.0%
(FPCore (a b angle) :precision binary64 (* b b))
double code(double a, double b, double angle) {
return b * b;
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(8) function code(a, b, angle)
use fmin_fmax_functions
real(8), intent (in) :: a
real(8), intent (in) :: b
real(8), intent (in) :: angle
code = b * b
end function
public static double code(double a, double b, double angle) {
return b * b;
}
def code(a, b, angle): return b * b
function code(a, b, angle) return Float64(b * b) end
function tmp = code(a, b, angle) tmp = b * b; end
code[a_, b_, angle_] := N[(b * b), $MachinePrecision]
\begin{array}{l}
\\
b \cdot b
\end{array}
Initial program 80.9%
Taylor expanded in angle around 0
lower-pow.f6458.1
Applied rewrites58.1%
lift-pow.f64N/A
unpow2N/A
lower-*.f6458.1
Applied rewrites58.1%
herbie shell --seed 2025164
(FPCore (a b angle)
:name "ab-angle->ABCF A"
:precision binary64
(+ (pow (* a (sin (* (/ angle 180.0) PI))) 2.0) (pow (* b (cos (* (/ angle 180.0) PI))) 2.0)))