
(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 8 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
(log (exp (pow (cbrt (cos (* PI (* angle 0.005555555555555556)))) 3.0))))
2.0)
(pow (* b (sin (* angle (/ PI -180.0)))) 2.0)))
double code(double a, double b, double angle) {
return pow((a * log(exp(pow(cbrt(cos((((double) M_PI) * (angle * 0.005555555555555556)))), 3.0)))), 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 * Math.log(Math.exp(Math.pow(Math.cbrt(Math.cos((Math.PI * (angle * 0.005555555555555556)))), 3.0)))), 2.0) + Math.pow((b * Math.sin((angle * (Math.PI / -180.0)))), 2.0);
}
function code(a, b, angle) return Float64((Float64(a * log(exp((cbrt(cos(Float64(pi * Float64(angle * 0.005555555555555556)))) ^ 3.0)))) ^ 2.0) + (Float64(b * sin(Float64(angle * Float64(pi / -180.0)))) ^ 2.0)) end
code[a_, b_, angle_] := N[(N[Power[N[(a * N[Log[N[Exp[N[Power[N[Power[N[Cos[N[(Pi * N[(angle * 0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision], 1/3], $MachinePrecision], 3.0], $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 \log \left(e^{{\left(\sqrt[3]{\cos \left(\pi \cdot \left(angle \cdot 0.005555555555555556\right)\right)}\right)}^{3}}\right)\right)}^{2} + {\left(b \cdot \sin \left(angle \cdot \frac{\pi}{-180}\right)\right)}^{2}
\end{array}
Initial program 79.1%
Simplified79.2%
Taylor expanded in angle around inf 79.2%
add-log-exp79.2%
add-sqr-sqrt40.4%
sqrt-unprod65.0%
*-commutative65.0%
*-commutative65.0%
swap-sqr64.5%
metadata-eval64.5%
metadata-eval64.5%
swap-sqr65.0%
*-commutative65.0%
associate-*r*65.0%
*-commutative65.0%
associate-*r*65.0%
sqrt-unprod38.7%
add-sqr-sqrt79.2%
Applied egg-rr79.2%
add-cube-cbrt79.2%
pow379.2%
Applied egg-rr79.2%
Final simplification79.2%
(FPCore (a b angle) :precision binary64 (+ (pow (* b (sin (* angle (/ PI -180.0)))) 2.0) (pow (* a (cos (* -0.005555555555555556 (* PI angle)))) 2.0)))
double code(double a, double b, double angle) {
return pow((b * sin((angle * (((double) M_PI) / -180.0)))), 2.0) + pow((a * cos((-0.005555555555555556 * (((double) M_PI) * angle)))), 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.cos((-0.005555555555555556 * (Math.PI * angle)))), 2.0);
}
def code(a, b, angle): return math.pow((b * math.sin((angle * (math.pi / -180.0)))), 2.0) + math.pow((a * math.cos((-0.005555555555555556 * (math.pi * angle)))), 2.0)
function code(a, b, angle) return Float64((Float64(b * sin(Float64(angle * Float64(pi / -180.0)))) ^ 2.0) + (Float64(a * cos(Float64(-0.005555555555555556 * Float64(pi * angle)))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = ((b * sin((angle * (pi / -180.0)))) ^ 2.0) + ((a * cos((-0.005555555555555556 * (pi * angle)))) ^ 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[Cos[N[(-0.005555555555555556 * N[(Pi * angle), $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 \cos \left(-0.005555555555555556 \cdot \left(\pi \cdot angle\right)\right)\right)}^{2}
\end{array}
Initial program 79.1%
Simplified79.2%
Taylor expanded in angle around inf 79.2%
Final simplification79.2%
(FPCore (a b angle) :precision binary64 (+ (pow (* b (sin (* angle (/ PI -180.0)))) 2.0) (pow (* a (cos (* PI (* angle 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 * cos((((double) M_PI) * (angle * 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.cos((Math.PI * (angle * 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.cos((math.pi * (angle * 0.005555555555555556)))), 2.0)
function code(a, b, angle) return Float64((Float64(b * sin(Float64(angle * Float64(pi / -180.0)))) ^ 2.0) + (Float64(a * cos(Float64(pi * Float64(angle * 0.005555555555555556)))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = ((b * sin((angle * (pi / -180.0)))) ^ 2.0) + ((a * cos((pi * (angle * 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[Cos[N[(Pi * N[(angle * 0.005555555555555556), $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 \cos \left(\pi \cdot \left(angle \cdot 0.005555555555555556\right)\right)\right)}^{2}
\end{array}
Initial program 79.1%
Simplified79.2%
Taylor expanded in angle around inf 79.2%
add-log-exp79.2%
*-un-lft-identity79.2%
log-prod79.2%
metadata-eval79.2%
add-log-exp79.2%
add-sqr-sqrt40.4%
sqrt-unprod65.0%
*-commutative65.0%
*-commutative65.0%
swap-sqr64.5%
metadata-eval64.5%
metadata-eval64.5%
swap-sqr65.0%
*-commutative65.0%
associate-*r*65.0%
*-commutative65.0%
associate-*r*65.0%
Applied egg-rr79.2%
+-lft-identity79.2%
Simplified79.2%
Final simplification79.2%
(FPCore (a b angle) :precision binary64 (+ (pow a 2.0) (pow (* b (sin (* PI (/ angle 180.0)))) 2.0)))
double code(double a, double b, double angle) {
return pow(a, 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, 2.0) + Math.pow((b * Math.sin((Math.PI * (angle / 180.0)))), 2.0);
}
def code(a, b, angle): return math.pow(a, 2.0) + math.pow((b * math.sin((math.pi * (angle / 180.0)))), 2.0)
function code(a, b, angle) return Float64((a ^ 2.0) + (Float64(b * sin(Float64(pi * Float64(angle / 180.0)))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = (a ^ 2.0) + ((b * sin((pi * (angle / 180.0)))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[a, 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}
\\
{a}^{2} + {\left(b \cdot \sin \left(\pi \cdot \frac{angle}{180}\right)\right)}^{2}
\end{array}
Initial program 79.1%
Taylor expanded in angle around 0 78.8%
Final simplification78.8%
(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 79.1%
Simplified79.2%
Taylor expanded in angle around inf 79.2%
Taylor expanded in angle around 0 78.8%
Final simplification78.8%
(FPCore (a b angle) :precision binary64 (+ (pow a 2.0) (* (* (* PI (* (* angle 0.005555555555555556) b)) (* 0.005555555555555556 b)) (* PI angle))))
double code(double a, double b, double angle) {
return pow(a, 2.0) + (((((double) M_PI) * ((angle * 0.005555555555555556) * b)) * (0.005555555555555556 * b)) * (((double) M_PI) * angle));
}
public static double code(double a, double b, double angle) {
return Math.pow(a, 2.0) + (((Math.PI * ((angle * 0.005555555555555556) * b)) * (0.005555555555555556 * b)) * (Math.PI * angle));
}
def code(a, b, angle): return math.pow(a, 2.0) + (((math.pi * ((angle * 0.005555555555555556) * b)) * (0.005555555555555556 * b)) * (math.pi * angle))
function code(a, b, angle) return Float64((a ^ 2.0) + Float64(Float64(Float64(pi * Float64(Float64(angle * 0.005555555555555556) * b)) * Float64(0.005555555555555556 * b)) * Float64(pi * angle))) end
function tmp = code(a, b, angle) tmp = (a ^ 2.0) + (((pi * ((angle * 0.005555555555555556) * b)) * (0.005555555555555556 * b)) * (pi * angle)); end
code[a_, b_, angle_] := N[(N[Power[a, 2.0], $MachinePrecision] + N[(N[(N[(Pi * N[(N[(angle * 0.005555555555555556), $MachinePrecision] * b), $MachinePrecision]), $MachinePrecision] * N[(0.005555555555555556 * b), $MachinePrecision]), $MachinePrecision] * N[(Pi * angle), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{a}^{2} + \left(\left(\pi \cdot \left(\left(angle \cdot 0.005555555555555556\right) \cdot b\right)\right) \cdot \left(0.005555555555555556 \cdot b\right)\right) \cdot \left(\pi \cdot angle\right)
\end{array}
Initial program 79.1%
Taylor expanded in angle around 0 78.8%
Taylor expanded in angle around 0 74.0%
unpow274.0%
associate-*r*74.0%
associate-*r*74.1%
*-commutative74.1%
*-commutative74.1%
*-commutative74.1%
associate-*r*74.1%
associate-*l*74.1%
*-commutative74.1%
*-commutative74.1%
Applied egg-rr74.1%
Final simplification74.1%
(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 79.1%
Taylor expanded in angle around 0 78.8%
Taylor expanded in angle around 0 74.0%
Taylor expanded in b around 0 74.0%
Final simplification74.0%
(FPCore (a b angle) :precision binary64 (+ (pow a 2.0) (pow (* b (* angle (* PI 0.005555555555555556))) 2.0)))
double code(double a, double b, double angle) {
return pow(a, 2.0) + pow((b * (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 * (angle * (Math.PI * 0.005555555555555556))), 2.0);
}
def code(a, b, angle): return math.pow(a, 2.0) + math.pow((b * (angle * (math.pi * 0.005555555555555556))), 2.0)
function code(a, b, angle) return Float64((a ^ 2.0) + (Float64(b * Float64(angle * Float64(pi * 0.005555555555555556))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = (a ^ 2.0) + ((b * (angle * (pi * 0.005555555555555556))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[a, 2.0], $MachinePrecision] + N[Power[N[(b * N[(angle * N[(Pi * 0.005555555555555556), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{a}^{2} + {\left(b \cdot \left(angle \cdot \left(\pi \cdot 0.005555555555555556\right)\right)\right)}^{2}
\end{array}
Initial program 79.1%
Taylor expanded in angle around 0 78.8%
Taylor expanded in angle around 0 74.0%
associate-*r*74.0%
*-commutative74.0%
associate-*l*74.1%
Simplified74.1%
Final simplification74.1%
herbie shell --seed 2023314
(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)))