
(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}
Sampling outcomes in binary64 precision:
Herbie found 8 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 (+ (pow (* a (sin (* (/ angle 180.0) PI))) 2.0) (pow (* b (+ (exp (log1p (cos (* PI (* angle 0.005555555555555556))))) -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 * (exp(log1p(cos((((double) M_PI) * (angle * 0.005555555555555556))))) + -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 * (Math.exp(Math.log1p(Math.cos((Math.PI * (angle * 0.005555555555555556))))) + -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 * (math.exp(math.log1p(math.cos((math.pi * (angle * 0.005555555555555556))))) + -1.0)), 2.0)
function code(a, b, angle) return Float64((Float64(a * sin(Float64(Float64(angle / 180.0) * pi))) ^ 2.0) + (Float64(b * Float64(exp(log1p(cos(Float64(pi * Float64(angle * 0.005555555555555556))))) + -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 * N[(N[Exp[N[Log[1 + N[Cos[N[(Pi * N[(angle * 0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]], $MachinePrecision]], $MachinePrecision] + -1.0), $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{\left(a \cdot \sin \left(\frac{angle}{180} \cdot \pi\right)\right)}^{2} + {\left(b \cdot \left(e^{\mathsf{log1p}\left(\cos \left(\pi \cdot \left(angle \cdot 0.005555555555555556\right)\right)\right)} + -1\right)\right)}^{2}
\end{array}
Initial program 80.9%
associate-*l/81.0%
associate-*r/81.0%
add-cube-cbrt80.9%
pow380.9%
div-inv80.9%
metadata-eval80.9%
Applied egg-rr80.9%
expm1-log1p-u80.9%
expm1-udef80.9%
rem-cube-cbrt81.0%
*-commutative81.0%
associate-*r*81.0%
Applied egg-rr81.0%
Final simplification81.0%
(FPCore (a b angle) :precision binary64 (+ (pow (* a (sin (* (/ angle 180.0) PI))) 2.0) (pow (* b (cbrt (pow (cos (* PI (* angle 0.005555555555555556))) 3.0))) 2.0)))
double code(double a, double b, double angle) {
return pow((a * sin(((angle / 180.0) * ((double) M_PI)))), 2.0) + pow((b * cbrt(pow(cos((((double) M_PI) * (angle * 0.005555555555555556))), 3.0))), 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 * Math.cbrt(Math.pow(Math.cos((Math.PI * (angle * 0.005555555555555556))), 3.0))), 2.0);
}
function code(a, b, angle) return Float64((Float64(a * sin(Float64(Float64(angle / 180.0) * pi))) ^ 2.0) + (Float64(b * cbrt((cos(Float64(pi * Float64(angle * 0.005555555555555556))) ^ 3.0))) ^ 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 * N[Power[N[Power[N[Cos[N[(Pi * N[(angle * 0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision], 3.0], $MachinePrecision], 1/3], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{\left(a \cdot \sin \left(\frac{angle}{180} \cdot \pi\right)\right)}^{2} + {\left(b \cdot \sqrt[3]{{\cos \left(\pi \cdot \left(angle \cdot 0.005555555555555556\right)\right)}^{3}}\right)}^{2}
\end{array}
Initial program 80.9%
associate-*l/81.0%
associate-*r/81.0%
add-cube-cbrt80.9%
pow380.9%
div-inv80.9%
metadata-eval80.9%
Applied egg-rr80.9%
add-cbrt-cube80.9%
pow380.9%
rem-cube-cbrt81.0%
*-commutative81.0%
associate-*r*81.0%
Applied egg-rr81.0%
Final simplification81.0%
(FPCore (a b angle) :precision binary64 (+ (pow (* a (sin (* angle (/ PI 180.0)))) 2.0) (pow (* b (log (exp (cos (* angle (* PI 0.005555555555555556)))))) 2.0)))
double code(double a, double b, double angle) {
return pow((a * sin((angle * (((double) M_PI) / 180.0)))), 2.0) + pow((b * log(exp(cos((angle * (((double) M_PI) * 0.005555555555555556)))))), 2.0);
}
public static double code(double a, double b, double angle) {
return Math.pow((a * Math.sin((angle * (Math.PI / 180.0)))), 2.0) + Math.pow((b * Math.log(Math.exp(Math.cos((angle * (Math.PI * 0.005555555555555556)))))), 2.0);
}
def code(a, b, angle): return math.pow((a * math.sin((angle * (math.pi / 180.0)))), 2.0) + math.pow((b * math.log(math.exp(math.cos((angle * (math.pi * 0.005555555555555556)))))), 2.0)
function code(a, b, angle) return Float64((Float64(a * sin(Float64(angle * Float64(pi / 180.0)))) ^ 2.0) + (Float64(b * log(exp(cos(Float64(angle * Float64(pi * 0.005555555555555556)))))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = ((a * sin((angle * (pi / 180.0)))) ^ 2.0) + ((b * log(exp(cos((angle * (pi * 0.005555555555555556)))))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[N[(a * N[Sin[N[(angle * N[(Pi / 180.0), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(b * 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(a \cdot \sin \left(angle \cdot \frac{\pi}{180}\right)\right)}^{2} + {\left(b \cdot \log \left(e^{\cos \left(angle \cdot \left(\pi \cdot 0.005555555555555556\right)\right)}\right)\right)}^{2}
\end{array}
Initial program 80.9%
associate-*l/80.9%
associate-*r/80.9%
associate-*l/81.0%
associate-*r/81.0%
Simplified81.0%
associate-*r/81.0%
add-log-exp81.0%
associate-*r/81.0%
div-inv81.0%
metadata-eval81.0%
Applied egg-rr81.0%
Final simplification81.0%
(FPCore (a b angle) :precision binary64 (let* ((t_0 (* angle (/ PI 180.0)))) (+ (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 * (((double) M_PI) / 180.0);
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 * (Math.PI / 180.0);
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 * (math.pi / 180.0) 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(angle * Float64(pi / 180.0)) 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 * (pi / 180.0); tmp = ((a * sin(t_0)) ^ 2.0) + ((b * 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[(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 := angle \cdot \frac{\pi}{180}\\
{\left(a \cdot \sin t_0\right)}^{2} + {\left(b \cdot \cos t_0\right)}^{2}
\end{array}
\end{array}
Initial program 80.9%
associate-*l/80.9%
associate-*r/80.9%
associate-*l/81.0%
associate-*r/81.0%
Simplified81.0%
Final simplification81.0%
(FPCore (a b angle) :precision binary64 (+ (pow b 2.0) (pow (* a (sin (* 0.005555555555555556 (* angle PI)))) 2.0)))
double code(double a, double b, double angle) {
return pow(b, 2.0) + pow((a * sin((0.005555555555555556 * (angle * ((double) M_PI))))), 2.0);
}
public static double code(double a, double b, double angle) {
return Math.pow(b, 2.0) + Math.pow((a * Math.sin((0.005555555555555556 * (angle * Math.PI)))), 2.0);
}
def code(a, b, angle): return math.pow(b, 2.0) + math.pow((a * math.sin((0.005555555555555556 * (angle * math.pi)))), 2.0)
function code(a, b, angle) return Float64((b ^ 2.0) + (Float64(a * sin(Float64(0.005555555555555556 * Float64(angle * pi)))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = (b ^ 2.0) + ((a * sin((0.005555555555555556 * (angle * pi)))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[b, 2.0], $MachinePrecision] + N[Power[N[(a * N[Sin[N[(0.005555555555555556 * N[(angle * Pi), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{b}^{2} + {\left(a \cdot \sin \left(0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)}^{2}
\end{array}
Initial program 80.9%
associate-*l/80.9%
associate-*r/80.9%
associate-*l/81.0%
associate-*r/81.0%
Simplified81.0%
Taylor expanded in angle around 0 80.1%
Taylor expanded in angle around inf 80.1%
Final simplification80.1%
(FPCore (a b angle) :precision binary64 (+ (pow (* a (sin (* angle (/ PI 180.0)))) 2.0) (pow b 2.0)))
double code(double a, double b, double angle) {
return pow((a * sin((angle * (((double) M_PI) / 180.0)))), 2.0) + pow(b, 2.0);
}
public static double code(double a, double b, double angle) {
return Math.pow((a * Math.sin((angle * (Math.PI / 180.0)))), 2.0) + Math.pow(b, 2.0);
}
def code(a, b, angle): return math.pow((a * math.sin((angle * (math.pi / 180.0)))), 2.0) + math.pow(b, 2.0)
function code(a, b, angle) return Float64((Float64(a * sin(Float64(angle * Float64(pi / 180.0)))) ^ 2.0) + (b ^ 2.0)) end
function tmp = code(a, b, angle) tmp = ((a * sin((angle * (pi / 180.0)))) ^ 2.0) + (b ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[N[(a * N[Sin[N[(angle * N[(Pi / 180.0), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[b, 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{\left(a \cdot \sin \left(angle \cdot \frac{\pi}{180}\right)\right)}^{2} + {b}^{2}
\end{array}
Initial program 80.9%
associate-*l/80.9%
associate-*r/80.9%
associate-*l/81.0%
associate-*r/81.0%
Simplified81.0%
Taylor expanded in angle around 0 80.1%
Final simplification80.1%
(FPCore (a b angle) :precision binary64 (+ (pow (* a (sin (* (/ angle 180.0) PI))) 2.0) (pow b 2.0)))
double code(double a, double b, double angle) {
return pow((a * sin(((angle / 180.0) * ((double) M_PI)))), 2.0) + pow(b, 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, 2.0);
}
def code(a, b, angle): return math.pow((a * math.sin(((angle / 180.0) * math.pi))), 2.0) + math.pow(b, 2.0)
function code(a, b, angle) return Float64((Float64(a * sin(Float64(Float64(angle / 180.0) * pi))) ^ 2.0) + (b ^ 2.0)) end
function tmp = code(a, b, angle) tmp = ((a * sin(((angle / 180.0) * pi))) ^ 2.0) + (b ^ 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[b, 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{\left(a \cdot \sin \left(\frac{angle}{180} \cdot \pi\right)\right)}^{2} + {b}^{2}
\end{array}
Initial program 80.9%
associate-*l/81.0%
associate-*r/81.0%
add-cube-cbrt80.9%
pow380.9%
div-inv80.9%
metadata-eval80.9%
Applied egg-rr80.9%
Taylor expanded in angle around 0 80.1%
Final simplification80.1%
(FPCore (a b angle) :precision binary64 (+ (pow b 2.0) (* (pow (* a (* angle PI)) 2.0) 3.08641975308642e-5)))
double code(double a, double b, double angle) {
return pow(b, 2.0) + (pow((a * (angle * ((double) M_PI))), 2.0) * 3.08641975308642e-5);
}
public static double code(double a, double b, double angle) {
return Math.pow(b, 2.0) + (Math.pow((a * (angle * Math.PI)), 2.0) * 3.08641975308642e-5);
}
def code(a, b, angle): return math.pow(b, 2.0) + (math.pow((a * (angle * math.pi)), 2.0) * 3.08641975308642e-5)
function code(a, b, angle) return Float64((b ^ 2.0) + Float64((Float64(a * Float64(angle * pi)) ^ 2.0) * 3.08641975308642e-5)) end
function tmp = code(a, b, angle) tmp = (b ^ 2.0) + (((a * (angle * pi)) ^ 2.0) * 3.08641975308642e-5); end
code[a_, b_, angle_] := N[(N[Power[b, 2.0], $MachinePrecision] + N[(N[Power[N[(a * N[(angle * Pi), $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] * 3.08641975308642e-5), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{b}^{2} + {\left(a \cdot \left(angle \cdot \pi\right)\right)}^{2} \cdot 3.08641975308642 \cdot 10^{-5}
\end{array}
Initial program 80.9%
associate-*l/80.9%
associate-*r/80.9%
associate-*l/81.0%
associate-*r/81.0%
Simplified81.0%
Taylor expanded in angle around 0 80.1%
Taylor expanded in angle around 0 75.0%
*-commutative75.0%
unpow-prod-down75.0%
*-commutative75.0%
associate-*l*75.0%
metadata-eval75.0%
Applied egg-rr75.0%
Taylor expanded in angle around 0 62.2%
unpow262.2%
unpow262.2%
unpow262.2%
swap-sqr62.3%
swap-sqr75.0%
*-commutative75.0%
associate-*r*75.0%
*-commutative75.0%
associate-*r*75.0%
unpow275.0%
associate-*r*75.0%
*-commutative75.0%
Simplified75.0%
Final simplification75.0%
herbie shell --seed 2023271
(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)))