
(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 (/ PI 180.0)))) 2.0) (pow (* b (* 2.0 (log (sqrt (exp (cos (* PI (* angle 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 * (2.0 * log(sqrt(exp(cos((((double) M_PI) * (angle * 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 * (2.0 * Math.log(Math.sqrt(Math.exp(Math.cos((Math.PI * (angle * 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 * (2.0 * math.log(math.sqrt(math.exp(math.cos((math.pi * (angle * 0.005555555555555556)))))))), 2.0)
function code(a, b, angle) return Float64((Float64(a * sin(Float64(angle * Float64(pi / 180.0)))) ^ 2.0) + (Float64(b * Float64(2.0 * log(sqrt(exp(cos(Float64(pi * Float64(angle * 0.005555555555555556)))))))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = ((a * sin((angle * (pi / 180.0)))) ^ 2.0) + ((b * (2.0 * log(sqrt(exp(cos((pi * (angle * 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[(2.0 * N[Log[N[Sqrt[N[Exp[N[Cos[N[(Pi * N[(angle * 0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $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 \left(2 \cdot \log \left(\sqrt{e^{\cos \left(\pi \cdot \left(angle \cdot 0.005555555555555556\right)\right)}}\right)\right)\right)}^{2}
\end{array}
Initial program 78.1%
*-commutative78.1%
associate-*r/78.1%
associate-*l/78.1%
*-commutative78.1%
*-commutative78.1%
associate-*r/78.1%
associate-*l/78.1%
*-commutative78.1%
Simplified78.1%
associate-*r/78.1%
associate-*l/78.1%
add-log-exp78.1%
add-sqr-sqrt78.1%
log-prod78.1%
associate-/r/78.1%
div-inv78.1%
clear-num78.1%
div-inv78.1%
metadata-eval78.1%
associate-/r/78.1%
Applied egg-rr78.1%
count-278.1%
*-commutative78.1%
associate-*l*78.2%
Simplified78.2%
Final simplification78.2%
(FPCore (a b angle) :precision binary64 (+ (pow (* a (sin (* angle (* PI 0.005555555555555556)))) 2.0) (pow (* b (pow (cbrt (cos (* PI (* angle 0.005555555555555556)))) 3.0)) 2.0)))
double code(double a, double b, double angle) {
return pow((a * sin((angle * (((double) M_PI) * 0.005555555555555556)))), 2.0) + pow((b * pow(cbrt(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 * (Math.PI * 0.005555555555555556)))), 2.0) + Math.pow((b * Math.pow(Math.cbrt(Math.cos((Math.PI * (angle * 0.005555555555555556)))), 3.0)), 2.0);
}
function code(a, b, angle) return Float64((Float64(a * sin(Float64(angle * Float64(pi * 0.005555555555555556)))) ^ 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[(angle * N[(Pi * 0.005555555555555556), $MachinePrecision]), $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], 1/3], $MachinePrecision], 3.0], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{\left(a \cdot \sin \left(angle \cdot \left(\pi \cdot 0.005555555555555556\right)\right)\right)}^{2} + {\left(b \cdot {\left(\sqrt[3]{\cos \left(\pi \cdot \left(angle \cdot 0.005555555555555556\right)\right)}\right)}^{3}\right)}^{2}
\end{array}
Initial program 78.1%
associate-*l/78.1%
clear-num78.0%
Applied egg-rr78.0%
add-cube-cbrt78.0%
pow378.0%
*-commutative78.0%
div-inv78.0%
metadata-eval78.0%
Applied egg-rr78.0%
Taylor expanded in angle around inf 78.1%
*-commutative78.1%
associate-*l*78.2%
Simplified78.2%
Final simplification78.2%
(FPCore (a b angle) :precision binary64 (+ (pow (* a (log1p (expm1 (sin (* angle (* PI 0.005555555555555556)))))) 2.0) (pow (* b (cos (* angle (/ PI 180.0)))) 2.0)))
double code(double a, double b, double angle) {
return pow((a * log1p(expm1(sin((angle * (((double) M_PI) * 0.005555555555555556)))))), 2.0) + pow((b * cos((angle * (((double) M_PI) / 180.0)))), 2.0);
}
public static double code(double a, double b, double angle) {
return Math.pow((a * Math.log1p(Math.expm1(Math.sin((angle * (Math.PI * 0.005555555555555556)))))), 2.0) + Math.pow((b * Math.cos((angle * (Math.PI / 180.0)))), 2.0);
}
def code(a, b, angle): return math.pow((a * math.log1p(math.expm1(math.sin((angle * (math.pi * 0.005555555555555556)))))), 2.0) + math.pow((b * math.cos((angle * (math.pi / 180.0)))), 2.0)
function code(a, b, angle) return Float64((Float64(a * log1p(expm1(sin(Float64(angle * Float64(pi * 0.005555555555555556)))))) ^ 2.0) + (Float64(b * cos(Float64(angle * Float64(pi / 180.0)))) ^ 2.0)) end
code[a_, b_, angle_] := N[(N[Power[N[(a * N[Log[1 + N[(Exp[N[Sin[N[(angle * N[(Pi * 0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]] - 1), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(b * N[Cos[N[(angle * N[(Pi / 180.0), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{\left(a \cdot \mathsf{log1p}\left(\mathsf{expm1}\left(\sin \left(angle \cdot \left(\pi \cdot 0.005555555555555556\right)\right)\right)\right)\right)}^{2} + {\left(b \cdot \cos \left(angle \cdot \frac{\pi}{180}\right)\right)}^{2}
\end{array}
Initial program 78.1%
*-commutative78.1%
associate-*r/78.1%
associate-*l/78.1%
*-commutative78.1%
*-commutative78.1%
associate-*r/78.1%
associate-*l/78.1%
*-commutative78.1%
Simplified78.1%
log1p-expm1-u78.1%
div-inv78.1%
metadata-eval78.1%
Applied egg-rr78.1%
Final simplification78.1%
(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 78.1%
*-commutative78.1%
associate-*r/78.1%
associate-*l/78.1%
*-commutative78.1%
*-commutative78.1%
associate-*r/78.1%
associate-*l/78.1%
*-commutative78.1%
Simplified78.1%
Final simplification78.1%
(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 78.1%
*-commutative78.1%
associate-*r/78.1%
associate-*l/78.1%
*-commutative78.1%
*-commutative78.1%
associate-*r/78.1%
associate-*l/78.1%
*-commutative78.1%
Simplified78.1%
Taylor expanded in angle around 0 77.7%
Taylor expanded in angle around inf 77.6%
Final simplification77.6%
(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 78.1%
*-commutative78.1%
associate-*r/78.1%
associate-*l/78.1%
*-commutative78.1%
*-commutative78.1%
associate-*r/78.1%
associate-*l/78.1%
*-commutative78.1%
Simplified78.1%
Taylor expanded in angle around 0 77.7%
Final simplification77.7%
(FPCore (a b angle) :precision binary64 (+ (pow b 2.0) (pow (* a (* 0.005555555555555556 (* angle PI))) 2.0)))
double code(double a, double b, double angle) {
return pow(b, 2.0) + pow((a * (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 * (0.005555555555555556 * (angle * Math.PI))), 2.0);
}
def code(a, b, angle): return math.pow(b, 2.0) + math.pow((a * (0.005555555555555556 * (angle * math.pi))), 2.0)
function code(a, b, angle) return Float64((b ^ 2.0) + (Float64(a * Float64(0.005555555555555556 * Float64(angle * pi))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = (b ^ 2.0) + ((a * (0.005555555555555556 * (angle * pi))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[b, 2.0], $MachinePrecision] + N[Power[N[(a * N[(0.005555555555555556 * N[(angle * Pi), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{b}^{2} + {\left(a \cdot \left(0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)}^{2}
\end{array}
Initial program 78.1%
*-commutative78.1%
associate-*r/78.1%
associate-*l/78.1%
*-commutative78.1%
*-commutative78.1%
associate-*r/78.1%
associate-*l/78.1%
*-commutative78.1%
Simplified78.1%
Taylor expanded in angle around 0 77.7%
Taylor expanded in angle around 0 73.0%
Final simplification73.0%
(FPCore (a b angle) :precision binary64 (+ (pow b 2.0) (pow (* (* a angle) (* PI 0.005555555555555556)) 2.0)))
double code(double a, double b, double angle) {
return pow(b, 2.0) + pow(((a * angle) * (((double) M_PI) * 0.005555555555555556)), 2.0);
}
public static double code(double a, double b, double angle) {
return Math.pow(b, 2.0) + Math.pow(((a * angle) * (Math.PI * 0.005555555555555556)), 2.0);
}
def code(a, b, angle): return math.pow(b, 2.0) + math.pow(((a * angle) * (math.pi * 0.005555555555555556)), 2.0)
function code(a, b, angle) return Float64((b ^ 2.0) + (Float64(Float64(a * angle) * Float64(pi * 0.005555555555555556)) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = (b ^ 2.0) + (((a * angle) * (pi * 0.005555555555555556)) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[b, 2.0], $MachinePrecision] + N[Power[N[(N[(a * angle), $MachinePrecision] * N[(Pi * 0.005555555555555556), $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{b}^{2} + {\left(\left(a \cdot angle\right) \cdot \left(\pi \cdot 0.005555555555555556\right)\right)}^{2}
\end{array}
Initial program 78.1%
*-commutative78.1%
associate-*r/78.1%
associate-*l/78.1%
*-commutative78.1%
*-commutative78.1%
associate-*r/78.1%
associate-*l/78.1%
*-commutative78.1%
Simplified78.1%
Taylor expanded in angle around 0 77.7%
Taylor expanded in angle around 0 73.0%
*-commutative73.0%
associate-*r*73.0%
associate-*l*73.0%
*-commutative73.0%
*-commutative73.0%
Simplified73.0%
Final simplification73.0%
herbie shell --seed 2023339
(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)))