
(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) (pow (* b (sin (* (cbrt (pow PI 3.0)) (* angle 0.005555555555555556)))) 2.0)))
double code(double a, double b, double angle) {
return pow(a, 2.0) + pow((b * sin((cbrt(pow(((double) M_PI), 3.0)) * (angle * 0.005555555555555556)))), 2.0);
}
public static double code(double a, double b, double angle) {
return Math.pow(a, 2.0) + Math.pow((b * Math.sin((Math.cbrt(Math.pow(Math.PI, 3.0)) * (angle * 0.005555555555555556)))), 2.0);
}
function code(a, b, angle) return Float64((a ^ 2.0) + (Float64(b * sin(Float64(cbrt((pi ^ 3.0)) * Float64(angle * 0.005555555555555556)))) ^ 2.0)) end
code[a_, b_, angle_] := N[(N[Power[a, 2.0], $MachinePrecision] + N[Power[N[(b * N[Sin[N[(N[Power[N[Power[Pi, 3.0], $MachinePrecision], 1/3], $MachinePrecision] * N[(angle * 0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{a}^{2} + {\left(b \cdot \sin \left(\sqrt[3]{{\pi}^{3}} \cdot \left(angle \cdot 0.005555555555555556\right)\right)\right)}^{2}
\end{array}
Initial program 77.3%
Simplified77.2%
add-cbrt-cube77.3%
pow377.3%
Applied egg-rr77.3%
Taylor expanded in angle around 0 77.3%
Final simplification77.3%
(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}
Initial program 77.3%
(FPCore (a b angle) :precision binary64 (+ (pow a 2.0) (pow (* b (sin (* 0.005555555555555556 (/ PI (/ 1.0 angle))))) 2.0)))
double code(double a, double b, double angle) {
return pow(a, 2.0) + pow((b * sin((0.005555555555555556 * (((double) M_PI) / (1.0 / angle))))), 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 * (Math.PI / (1.0 / angle))))), 2.0);
}
def code(a, b, angle): return math.pow(a, 2.0) + math.pow((b * math.sin((0.005555555555555556 * (math.pi / (1.0 / angle))))), 2.0)
function code(a, b, angle) return Float64((a ^ 2.0) + (Float64(b * sin(Float64(0.005555555555555556 * Float64(pi / Float64(1.0 / angle))))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = (a ^ 2.0) + ((b * sin((0.005555555555555556 * (pi / (1.0 / angle))))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[a, 2.0], $MachinePrecision] + N[Power[N[(b * N[Sin[N[(0.005555555555555556 * N[(Pi / N[(1.0 / angle), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{a}^{2} + {\left(b \cdot \sin \left(0.005555555555555556 \cdot \frac{\pi}{\frac{1}{angle}}\right)\right)}^{2}
\end{array}
Initial program 77.3%
Simplified77.2%
metadata-eval77.2%
div-inv77.3%
clear-num77.3%
un-div-inv77.2%
Applied egg-rr77.2%
add-exp-log41.4%
Applied egg-rr41.4%
rem-exp-log77.2%
metadata-eval77.2%
div-inv77.3%
clear-num76.9%
*-un-lft-identity76.9%
div-inv77.0%
metadata-eval77.0%
times-frac77.0%
*-un-lft-identity77.0%
div-inv76.9%
times-frac77.3%
metadata-eval77.3%
Applied egg-rr77.3%
Taylor expanded in angle around 0 77.3%
Final simplification77.3%
(FPCore (a b angle) :precision binary64 (if (<= a 4.1e-129) (pow (* b (sin (* PI (* angle 0.005555555555555556)))) 2.0) (* a a)))
double code(double a, double b, double angle) {
double tmp;
if (a <= 4.1e-129) {
tmp = pow((b * sin((((double) M_PI) * (angle * 0.005555555555555556)))), 2.0);
} else {
tmp = a * a;
}
return tmp;
}
public static double code(double a, double b, double angle) {
double tmp;
if (a <= 4.1e-129) {
tmp = Math.pow((b * Math.sin((Math.PI * (angle * 0.005555555555555556)))), 2.0);
} else {
tmp = a * a;
}
return tmp;
}
def code(a, b, angle): tmp = 0 if a <= 4.1e-129: tmp = math.pow((b * math.sin((math.pi * (angle * 0.005555555555555556)))), 2.0) else: tmp = a * a return tmp
function code(a, b, angle) tmp = 0.0 if (a <= 4.1e-129) tmp = Float64(b * sin(Float64(pi * Float64(angle * 0.005555555555555556)))) ^ 2.0; else tmp = Float64(a * a); end return tmp end
function tmp_2 = code(a, b, angle) tmp = 0.0; if (a <= 4.1e-129) tmp = (b * sin((pi * (angle * 0.005555555555555556)))) ^ 2.0; else tmp = a * a; end tmp_2 = tmp; end
code[a_, b_, angle_] := If[LessEqual[a, 4.1e-129], N[Power[N[(b * N[Sin[N[(Pi * N[(angle * 0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision], N[(a * a), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;a \leq 4.1 \cdot 10^{-129}:\\
\;\;\;\;{\left(b \cdot \sin \left(\pi \cdot \left(angle \cdot 0.005555555555555556\right)\right)\right)}^{2}\\
\mathbf{else}:\\
\;\;\;\;a \cdot a\\
\end{array}
\end{array}
if a < 4.1e-129Initial program 77.5%
Simplified77.5%
Taylor expanded in a around 0 35.8%
*-commutative35.8%
associate-*r*35.8%
*-commutative35.8%
*-commutative35.8%
unpow235.8%
unpow235.8%
swap-sqr44.6%
unpow244.6%
*-commutative44.6%
*-commutative44.6%
Simplified44.6%
if 4.1e-129 < a Initial program 76.9%
Simplified76.9%
Taylor expanded in angle around 0 67.9%
unpow267.9%
Applied egg-rr67.9%
Final simplification53.3%
(FPCore (a b angle) :precision binary64 (if (<= a 7.5e-128) (pow (* b (sin (* 0.005555555555555556 (* PI angle)))) 2.0) (* a a)))
double code(double a, double b, double angle) {
double tmp;
if (a <= 7.5e-128) {
tmp = pow((b * sin((0.005555555555555556 * (((double) M_PI) * angle)))), 2.0);
} else {
tmp = a * a;
}
return tmp;
}
public static double code(double a, double b, double angle) {
double tmp;
if (a <= 7.5e-128) {
tmp = Math.pow((b * Math.sin((0.005555555555555556 * (Math.PI * angle)))), 2.0);
} else {
tmp = a * a;
}
return tmp;
}
def code(a, b, angle): tmp = 0 if a <= 7.5e-128: tmp = math.pow((b * math.sin((0.005555555555555556 * (math.pi * angle)))), 2.0) else: tmp = a * a return tmp
function code(a, b, angle) tmp = 0.0 if (a <= 7.5e-128) tmp = Float64(b * sin(Float64(0.005555555555555556 * Float64(pi * angle)))) ^ 2.0; else tmp = Float64(a * a); end return tmp end
function tmp_2 = code(a, b, angle) tmp = 0.0; if (a <= 7.5e-128) tmp = (b * sin((0.005555555555555556 * (pi * angle)))) ^ 2.0; else tmp = a * a; end tmp_2 = tmp; end
code[a_, b_, angle_] := If[LessEqual[a, 7.5e-128], N[Power[N[(b * N[Sin[N[(0.005555555555555556 * N[(Pi * angle), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision], N[(a * a), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;a \leq 7.5 \cdot 10^{-128}:\\
\;\;\;\;{\left(b \cdot \sin \left(0.005555555555555556 \cdot \left(\pi \cdot angle\right)\right)\right)}^{2}\\
\mathbf{else}:\\
\;\;\;\;a \cdot a\\
\end{array}
\end{array}
if a < 7.50000000000000021e-128Initial program 77.5%
Simplified77.5%
Taylor expanded in a around 0 35.8%
*-commutative35.8%
associate-*r*35.8%
*-commutative35.8%
*-commutative35.8%
unpow235.8%
unpow235.8%
swap-sqr44.6%
unpow244.6%
*-commutative44.6%
*-commutative44.6%
*-commutative44.6%
associate-*r*44.6%
Simplified44.6%
if 7.50000000000000021e-128 < a Initial program 76.9%
Simplified76.9%
Taylor expanded in angle around 0 67.9%
unpow267.9%
Applied egg-rr67.9%
Final simplification53.3%
(FPCore (a b angle) :precision binary64 (+ (* a a) (pow (* b (sin (* PI (* angle 0.005555555555555556)))) 2.0)))
double code(double a, double b, double angle) {
return (a * a) + pow((b * sin((((double) M_PI) * (angle * 0.005555555555555556)))), 2.0);
}
public static double code(double a, double b, double angle) {
return (a * a) + Math.pow((b * Math.sin((Math.PI * (angle * 0.005555555555555556)))), 2.0);
}
def code(a, b, angle): return (a * a) + math.pow((b * math.sin((math.pi * (angle * 0.005555555555555556)))), 2.0)
function code(a, b, angle) return Float64(Float64(a * a) + (Float64(b * sin(Float64(pi * Float64(angle * 0.005555555555555556)))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = (a * a) + ((b * sin((pi * (angle * 0.005555555555555556)))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[(a * a), $MachinePrecision] + N[Power[N[(b * N[Sin[N[(Pi * N[(angle * 0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
a \cdot a + {\left(b \cdot \sin \left(\pi \cdot \left(angle \cdot 0.005555555555555556\right)\right)\right)}^{2}
\end{array}
Initial program 77.3%
Simplified77.2%
metadata-eval77.2%
div-inv77.3%
clear-num77.3%
un-div-inv77.2%
Applied egg-rr77.2%
*-commutative77.2%
unpow-prod-down77.2%
pow277.2%
sqr-cos-a77.2%
div-inv77.3%
clear-num77.3%
div-inv77.2%
metadata-eval77.2%
sqr-cos-a77.2%
pow277.2%
unpow277.2%
associate-*r*77.2%
Applied egg-rr77.2%
Taylor expanded in angle around 0 77.3%
(FPCore (a b angle) :precision binary64 (* a a))
double code(double a, double b, double angle) {
return a * a;
}
real(8) function code(a, b, angle)
real(8), intent (in) :: a
real(8), intent (in) :: b
real(8), intent (in) :: angle
code = a * a
end function
public static double code(double a, double b, double angle) {
return a * a;
}
def code(a, b, angle): return a * a
function code(a, b, angle) return Float64(a * a) end
function tmp = code(a, b, angle) tmp = a * a; end
code[a_, b_, angle_] := N[(a * a), $MachinePrecision]
\begin{array}{l}
\\
a \cdot a
\end{array}
Initial program 77.3%
Simplified77.2%
Taylor expanded in angle around 0 56.5%
unpow256.5%
Applied egg-rr56.5%
herbie shell --seed 2024137
(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)))