
(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 (* PI (/ -1.0 (/ -180.0 angle))))) 2.0)))
double code(double a, double b, double angle) {
return pow(a, 2.0) + pow((b * sin((((double) M_PI) * (-1.0 / (-180.0 / angle))))), 2.0);
}
public static double code(double a, double b, double angle) {
return Math.pow(a, 2.0) + Math.pow((b * Math.sin((Math.PI * (-1.0 / (-180.0 / angle))))), 2.0);
}
def code(a, b, angle): return math.pow(a, 2.0) + math.pow((b * math.sin((math.pi * (-1.0 / (-180.0 / angle))))), 2.0)
function code(a, b, angle) return Float64((a ^ 2.0) + (Float64(b * sin(Float64(pi * Float64(-1.0 / Float64(-180.0 / angle))))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = (a ^ 2.0) + ((b * sin((pi * (-1.0 / (-180.0 / angle))))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[a, 2.0], $MachinePrecision] + N[Power[N[(b * N[Sin[N[(Pi * N[(-1.0 / N[(-180.0 / angle), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{a}^{2} + {\left(b \cdot \sin \left(\pi \cdot \frac{-1}{\frac{-180}{angle}}\right)\right)}^{2}
\end{array}
Initial program 78.1%
Simplified78.1%
Taylor expanded in angle around 0 78.3%
metadata-eval78.3%
div-inv78.4%
clear-num78.4%
un-div-inv78.4%
Applied egg-rr78.4%
frac-2neg78.4%
div-inv78.4%
distribute-neg-frac78.4%
metadata-eval78.4%
Applied egg-rr78.4%
Final simplification78.4%
(FPCore (a b angle) :precision binary64 (+ (pow a 2.0) (pow (* b (sin (/ PI (/ 180.0 angle)))) 2.0)))
double code(double a, double b, double angle) {
return pow(a, 2.0) + pow((b * sin((((double) M_PI) / (180.0 / angle)))), 2.0);
}
public static double code(double a, double b, double angle) {
return Math.pow(a, 2.0) + Math.pow((b * Math.sin((Math.PI / (180.0 / angle)))), 2.0);
}
def code(a, b, angle): return math.pow(a, 2.0) + math.pow((b * math.sin((math.pi / (180.0 / angle)))), 2.0)
function code(a, b, angle) return Float64((a ^ 2.0) + (Float64(b * sin(Float64(pi / Float64(180.0 / angle)))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = (a ^ 2.0) + ((b * sin((pi / (180.0 / angle)))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[a, 2.0], $MachinePrecision] + N[Power[N[(b * N[Sin[N[(Pi / N[(180.0 / angle), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{a}^{2} + {\left(b \cdot \sin \left(\frac{\pi}{\frac{180}{angle}}\right)\right)}^{2}
\end{array}
Initial program 78.1%
Simplified78.1%
Taylor expanded in angle around 0 78.3%
metadata-eval78.3%
div-inv78.4%
clear-num78.4%
un-div-inv78.4%
Applied egg-rr78.4%
Final simplification78.4%
(FPCore (a b angle) :precision binary64 (+ (pow a 2.0) (pow (* b (sin (* angle (* PI 0.005555555555555556)))) 2.0)))
double code(double a, double b, double angle) {
return pow(a, 2.0) + pow((b * sin((angle * (((double) M_PI) * 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((angle * (Math.PI * 0.005555555555555556)))), 2.0);
}
def code(a, b, angle): return math.pow(a, 2.0) + math.pow((b * math.sin((angle * (math.pi * 0.005555555555555556)))), 2.0)
function code(a, b, angle) return Float64((a ^ 2.0) + (Float64(b * sin(Float64(angle * Float64(pi * 0.005555555555555556)))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = (a ^ 2.0) + ((b * sin((angle * (pi * 0.005555555555555556)))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[a, 2.0], $MachinePrecision] + N[Power[N[(b * N[Sin[N[(angle * N[(Pi * 0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{a}^{2} + {\left(b \cdot \sin \left(angle \cdot \left(\pi \cdot 0.005555555555555556\right)\right)\right)}^{2}
\end{array}
Initial program 78.1%
Simplified78.1%
Taylor expanded in angle around 0 78.3%
*-commutative78.3%
associate-*r*78.4%
Applied egg-rr78.4%
Final simplification78.4%
(FPCore (a b angle) :precision binary64 (+ (pow a 2.0) (pow (* b (sin (* PI (* angle 0.005555555555555556)))) 2.0)))
double code(double a, double b, double angle) {
return pow(a, 2.0) + pow((b * sin((((double) M_PI) * (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.PI * (angle * 0.005555555555555556)))), 2.0);
}
def code(a, b, angle): return math.pow(a, 2.0) + math.pow((b * math.sin((math.pi * (angle * 0.005555555555555556)))), 2.0)
function code(a, b, angle) return Float64((a ^ 2.0) + (Float64(b * sin(Float64(pi * Float64(angle * 0.005555555555555556)))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = (a ^ 2.0) + ((b * sin((pi * (angle * 0.005555555555555556)))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[a, 2.0], $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}^{2} + {\left(b \cdot \sin \left(\pi \cdot \left(angle \cdot 0.005555555555555556\right)\right)\right)}^{2}
\end{array}
Initial program 78.1%
Simplified78.1%
Taylor expanded in angle around 0 78.3%
Final simplification78.3%
(FPCore (a b angle) :precision binary64 (+ (pow a 2.0) (* (* (* b (* angle (* PI 0.005555555555555556))) (* b 0.005555555555555556)) (* PI angle))))
double code(double a, double b, double angle) {
return pow(a, 2.0) + (((b * (angle * (((double) M_PI) * 0.005555555555555556))) * (b * 0.005555555555555556)) * (((double) M_PI) * angle));
}
public static double code(double a, double b, double angle) {
return Math.pow(a, 2.0) + (((b * (angle * (Math.PI * 0.005555555555555556))) * (b * 0.005555555555555556)) * (Math.PI * angle));
}
def code(a, b, angle): return math.pow(a, 2.0) + (((b * (angle * (math.pi * 0.005555555555555556))) * (b * 0.005555555555555556)) * (math.pi * angle))
function code(a, b, angle) return Float64((a ^ 2.0) + Float64(Float64(Float64(b * Float64(angle * Float64(pi * 0.005555555555555556))) * Float64(b * 0.005555555555555556)) * Float64(pi * angle))) end
function tmp = code(a, b, angle) tmp = (a ^ 2.0) + (((b * (angle * (pi * 0.005555555555555556))) * (b * 0.005555555555555556)) * (pi * angle)); end
code[a_, b_, angle_] := N[(N[Power[a, 2.0], $MachinePrecision] + N[(N[(N[(b * N[(angle * N[(Pi * 0.005555555555555556), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] * N[(b * 0.005555555555555556), $MachinePrecision]), $MachinePrecision] * N[(Pi * angle), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{a}^{2} + \left(\left(b \cdot \left(angle \cdot \left(\pi \cdot 0.005555555555555556\right)\right)\right) \cdot \left(b \cdot 0.005555555555555556\right)\right) \cdot \left(\pi \cdot angle\right)
\end{array}
Initial program 78.1%
Simplified78.1%
Taylor expanded in angle around 0 78.3%
Taylor expanded in angle around 0 72.3%
unpow272.3%
associate-*r*72.4%
associate-*r*72.6%
*-commutative72.6%
associate-*l*72.6%
*-commutative72.6%
Applied egg-rr72.6%
Final simplification72.6%
(FPCore (a b angle)
:precision binary64
(+
(pow a 2.0)
(*
(* PI angle)
(*
(* b 0.005555555555555556)
(* (* b 0.005555555555555556) (* PI angle))))))
double code(double a, double b, double angle) {
return pow(a, 2.0) + ((((double) M_PI) * angle) * ((b * 0.005555555555555556) * ((b * 0.005555555555555556) * (((double) M_PI) * angle))));
}
public static double code(double a, double b, double angle) {
return Math.pow(a, 2.0) + ((Math.PI * angle) * ((b * 0.005555555555555556) * ((b * 0.005555555555555556) * (Math.PI * angle))));
}
def code(a, b, angle): return math.pow(a, 2.0) + ((math.pi * angle) * ((b * 0.005555555555555556) * ((b * 0.005555555555555556) * (math.pi * angle))))
function code(a, b, angle) return Float64((a ^ 2.0) + Float64(Float64(pi * angle) * Float64(Float64(b * 0.005555555555555556) * Float64(Float64(b * 0.005555555555555556) * Float64(pi * angle))))) end
function tmp = code(a, b, angle) tmp = (a ^ 2.0) + ((pi * angle) * ((b * 0.005555555555555556) * ((b * 0.005555555555555556) * (pi * angle)))); end
code[a_, b_, angle_] := N[(N[Power[a, 2.0], $MachinePrecision] + N[(N[(Pi * angle), $MachinePrecision] * N[(N[(b * 0.005555555555555556), $MachinePrecision] * N[(N[(b * 0.005555555555555556), $MachinePrecision] * N[(Pi * angle), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{a}^{2} + \left(\pi \cdot angle\right) \cdot \left(\left(b \cdot 0.005555555555555556\right) \cdot \left(\left(b \cdot 0.005555555555555556\right) \cdot \left(\pi \cdot angle\right)\right)\right)
\end{array}
Initial program 78.1%
Simplified78.1%
Taylor expanded in angle around 0 78.3%
Taylor expanded in angle around 0 72.3%
unpow272.3%
associate-*r*72.4%
associate-*l*70.9%
*-commutative70.9%
*-commutative70.9%
associate-*l*70.9%
Applied egg-rr70.9%
*-commutative70.9%
associate-*r*72.6%
*-commutative72.6%
*-commutative72.6%
associate-*l*72.6%
associate-*l*72.6%
Applied egg-rr72.6%
Final simplification72.6%
(FPCore (a b angle) :precision binary64 (+ (pow a 2.0) (* (* angle (* b PI)) (* PI (* 3.08641975308642e-5 (* b angle))))))
double code(double a, double b, double angle) {
return pow(a, 2.0) + ((angle * (b * ((double) M_PI))) * (((double) M_PI) * (3.08641975308642e-5 * (b * angle))));
}
public static double code(double a, double b, double angle) {
return Math.pow(a, 2.0) + ((angle * (b * Math.PI)) * (Math.PI * (3.08641975308642e-5 * (b * angle))));
}
def code(a, b, angle): return math.pow(a, 2.0) + ((angle * (b * math.pi)) * (math.pi * (3.08641975308642e-5 * (b * angle))))
function code(a, b, angle) return Float64((a ^ 2.0) + Float64(Float64(angle * Float64(b * pi)) * Float64(pi * Float64(3.08641975308642e-5 * Float64(b * angle))))) end
function tmp = code(a, b, angle) tmp = (a ^ 2.0) + ((angle * (b * pi)) * (pi * (3.08641975308642e-5 * (b * angle)))); end
code[a_, b_, angle_] := N[(N[Power[a, 2.0], $MachinePrecision] + N[(N[(angle * N[(b * Pi), $MachinePrecision]), $MachinePrecision] * N[(Pi * N[(3.08641975308642e-5 * N[(b * angle), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{a}^{2} + \left(angle \cdot \left(b \cdot \pi\right)\right) \cdot \left(\pi \cdot \left(3.08641975308642 \cdot 10^{-5} \cdot \left(b \cdot angle\right)\right)\right)
\end{array}
Initial program 78.1%
Simplified78.1%
Taylor expanded in angle around 0 78.3%
Taylor expanded in angle around 0 72.3%
unpow272.3%
associate-*r*72.4%
associate-*l*70.9%
*-commutative70.9%
*-commutative70.9%
associate-*l*70.9%
Applied egg-rr70.9%
*-commutative70.9%
associate-*r*70.9%
associate-*l*72.4%
associate-*l*72.4%
associate-*r*72.4%
*-commutative72.4%
associate-*l*72.4%
Applied egg-rr72.4%
*-commutative72.4%
associate-*r*72.3%
*-commutative72.3%
associate-*l*72.4%
*-commutative72.4%
metadata-eval72.4%
associate-/r/72.3%
associate-*l/72.4%
*-lft-identity72.4%
*-commutative72.4%
remove-double-div72.4%
associate-/r/72.4%
metadata-eval72.4%
times-frac72.4%
metadata-eval72.4%
*-lft-identity72.4%
associate-*l/72.4%
remove-double-div72.4%
Simplified72.4%
Final simplification72.4%
herbie shell --seed 2024096
(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)))