
(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 7 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) 0.005555555555555556))) 2.0) (pow (* b (cos (/ angle (/ 180.0 PI)))) 2.0)))
double code(double a, double b, double angle) {
return pow((a * sin(((angle * ((double) M_PI)) * 0.005555555555555556))), 2.0) + pow((b * cos((angle / (180.0 / ((double) M_PI))))), 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.cos((angle / (180.0 / Math.PI)))), 2.0);
}
def code(a, b, angle): return math.pow((a * math.sin(((angle * math.pi) * 0.005555555555555556))), 2.0) + math.pow((b * math.cos((angle / (180.0 / math.pi)))), 2.0)
function code(a, b, angle) return Float64((Float64(a * sin(Float64(Float64(angle * pi) * 0.005555555555555556))) ^ 2.0) + (Float64(b * cos(Float64(angle / Float64(180.0 / pi)))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = ((a * sin(((angle * pi) * 0.005555555555555556))) ^ 2.0) + ((b * cos((angle / (180.0 / pi)))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[N[(a * N[Sin[N[(N[(angle * Pi), $MachinePrecision] * 0.005555555555555556), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(b * N[Cos[N[(angle / N[(180.0 / Pi), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{\left(a \cdot \sin \left(\left(angle \cdot \pi\right) \cdot 0.005555555555555556\right)\right)}^{2} + {\left(b \cdot \cos \left(\frac{angle}{\frac{180}{\pi}}\right)\right)}^{2}
\end{array}
Initial program 82.2%
associate-/r/82.2%
associate-/r/82.3%
Simplified82.3%
associate-/l*82.3%
div-inv82.3%
metadata-eval82.3%
Applied egg-rr82.3%
Final simplification82.3%
(FPCore (a b angle) :precision binary64 (+ (pow (* b (cos (/ angle (/ 180.0 PI)))) 2.0) (pow (* a (sin (* PI (* angle 0.005555555555555556)))) 2.0)))
double code(double a, double b, double angle) {
return pow((b * cos((angle / (180.0 / ((double) M_PI))))), 2.0) + pow((a * sin((((double) M_PI) * (angle * 0.005555555555555556)))), 2.0);
}
public static double code(double a, double b, double angle) {
return Math.pow((b * Math.cos((angle / (180.0 / Math.PI)))), 2.0) + Math.pow((a * Math.sin((Math.PI * (angle * 0.005555555555555556)))), 2.0);
}
def code(a, b, angle): return math.pow((b * math.cos((angle / (180.0 / math.pi)))), 2.0) + math.pow((a * math.sin((math.pi * (angle * 0.005555555555555556)))), 2.0)
function code(a, b, angle) return Float64((Float64(b * cos(Float64(angle / Float64(180.0 / pi)))) ^ 2.0) + (Float64(a * sin(Float64(pi * Float64(angle * 0.005555555555555556)))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = ((b * cos((angle / (180.0 / pi)))) ^ 2.0) + ((a * sin((pi * (angle * 0.005555555555555556)))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[N[(b * N[Cos[N[(angle / N[(180.0 / Pi), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(a * N[Sin[N[(Pi * N[(angle * 0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{\left(b \cdot \cos \left(\frac{angle}{\frac{180}{\pi}}\right)\right)}^{2} + {\left(a \cdot \sin \left(\pi \cdot \left(angle \cdot 0.005555555555555556\right)\right)\right)}^{2}
\end{array}
Initial program 82.2%
associate-/r/82.2%
associate-/r/82.3%
Simplified82.3%
associate-/r/82.2%
div-inv82.2%
metadata-eval82.2%
Applied egg-rr82.2%
Final simplification82.2%
(FPCore (a b angle) :precision binary64 (if (<= a 4e-30) (+ (pow (* a 0.0) 2.0) (pow (* b (cos (* PI (/ angle 180.0)))) 2.0)) (+ (pow b 2.0) (pow (* a (* angle (* PI 0.005555555555555556))) 2.0))))
double code(double a, double b, double angle) {
double tmp;
if (a <= 4e-30) {
tmp = pow((a * 0.0), 2.0) + pow((b * cos((((double) M_PI) * (angle / 180.0)))), 2.0);
} else {
tmp = pow(b, 2.0) + pow((a * (angle * (((double) M_PI) * 0.005555555555555556))), 2.0);
}
return tmp;
}
public static double code(double a, double b, double angle) {
double tmp;
if (a <= 4e-30) {
tmp = Math.pow((a * 0.0), 2.0) + Math.pow((b * Math.cos((Math.PI * (angle / 180.0)))), 2.0);
} else {
tmp = Math.pow(b, 2.0) + Math.pow((a * (angle * (Math.PI * 0.005555555555555556))), 2.0);
}
return tmp;
}
def code(a, b, angle): tmp = 0 if a <= 4e-30: tmp = math.pow((a * 0.0), 2.0) + math.pow((b * math.cos((math.pi * (angle / 180.0)))), 2.0) else: tmp = math.pow(b, 2.0) + math.pow((a * (angle * (math.pi * 0.005555555555555556))), 2.0) return tmp
function code(a, b, angle) tmp = 0.0 if (a <= 4e-30) tmp = Float64((Float64(a * 0.0) ^ 2.0) + (Float64(b * cos(Float64(pi * Float64(angle / 180.0)))) ^ 2.0)); else tmp = Float64((b ^ 2.0) + (Float64(a * Float64(angle * Float64(pi * 0.005555555555555556))) ^ 2.0)); end return tmp end
function tmp_2 = code(a, b, angle) tmp = 0.0; if (a <= 4e-30) tmp = ((a * 0.0) ^ 2.0) + ((b * cos((pi * (angle / 180.0)))) ^ 2.0); else tmp = (b ^ 2.0) + ((a * (angle * (pi * 0.005555555555555556))) ^ 2.0); end tmp_2 = tmp; end
code[a_, b_, angle_] := If[LessEqual[a, 4e-30], N[(N[Power[N[(a * 0.0), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(b * N[Cos[N[(Pi * N[(angle / 180.0), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision], N[(N[Power[b, 2.0], $MachinePrecision] + N[Power[N[(a * N[(angle * N[(Pi * 0.005555555555555556), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;a \leq 4 \cdot 10^{-30}:\\
\;\;\;\;{\left(a \cdot 0\right)}^{2} + {\left(b \cdot \cos \left(\pi \cdot \frac{angle}{180}\right)\right)}^{2}\\
\mathbf{else}:\\
\;\;\;\;{b}^{2} + {\left(a \cdot \left(angle \cdot \left(\pi \cdot 0.005555555555555556\right)\right)\right)}^{2}\\
\end{array}
\end{array}
if a < 4e-30Initial program 79.7%
add-cube-cbrt79.6%
pow379.6%
associate-*l/79.6%
div-inv79.7%
associate-*l*79.6%
metadata-eval79.6%
Applied egg-rr79.6%
Taylor expanded in angle around 0 62.1%
if 4e-30 < a Initial program 88.4%
Taylor expanded in angle around 0 88.4%
Taylor expanded in angle around 0 85.9%
associate-*r*85.8%
*-commutative85.8%
associate-*l*85.9%
Simplified85.9%
Final simplification68.9%
(FPCore (a b angle) :precision binary64 (+ (pow b 2.0) (pow (* a (sin (* PI (* angle 0.005555555555555556)))) 2.0)))
double code(double a, double b, double angle) {
return pow(b, 2.0) + pow((a * sin((((double) M_PI) * (angle * 0.005555555555555556)))), 2.0);
}
public static double code(double a, double b, double angle) {
return Math.pow(b, 2.0) + Math.pow((a * Math.sin((Math.PI * (angle * 0.005555555555555556)))), 2.0);
}
def code(a, b, angle): return math.pow(b, 2.0) + math.pow((a * math.sin((math.pi * (angle * 0.005555555555555556)))), 2.0)
function code(a, b, angle) return Float64((b ^ 2.0) + (Float64(a * sin(Float64(pi * Float64(angle * 0.005555555555555556)))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = (b ^ 2.0) + ((a * sin((pi * (angle * 0.005555555555555556)))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[b, 2.0], $MachinePrecision] + N[Power[N[(a * N[Sin[N[(Pi * N[(angle * 0.005555555555555556), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{b}^{2} + {\left(a \cdot \sin \left(\pi \cdot \left(angle \cdot 0.005555555555555556\right)\right)\right)}^{2}
\end{array}
Initial program 82.2%
Taylor expanded in angle around 0 81.9%
Taylor expanded in angle around inf 82.0%
*-commutative82.0%
associate-*r*81.9%
*-commutative81.9%
associate-*l*81.9%
Simplified81.9%
Final simplification81.9%
(FPCore (a b angle) :precision binary64 (+ (pow (* a (sin (* (* angle PI) 0.005555555555555556))) 2.0) (pow b 2.0)))
double code(double a, double b, double angle) {
return pow((a * sin(((angle * ((double) M_PI)) * 0.005555555555555556))), 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) * 0.005555555555555556))), 2.0) + Math.pow(b, 2.0);
}
def code(a, b, angle): return math.pow((a * math.sin(((angle * math.pi) * 0.005555555555555556))), 2.0) + math.pow(b, 2.0)
function code(a, b, angle) return Float64((Float64(a * sin(Float64(Float64(angle * pi) * 0.005555555555555556))) ^ 2.0) + (b ^ 2.0)) end
function tmp = code(a, b, angle) tmp = ((a * sin(((angle * pi) * 0.005555555555555556))) ^ 2.0) + (b ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[N[(a * N[Sin[N[(N[(angle * Pi), $MachinePrecision] * 0.005555555555555556), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[b, 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{\left(a \cdot \sin \left(\left(angle \cdot \pi\right) \cdot 0.005555555555555556\right)\right)}^{2} + {b}^{2}
\end{array}
Initial program 82.2%
associate-/r/82.2%
associate-/r/82.3%
Simplified82.3%
associate-/l*82.3%
div-inv82.3%
metadata-eval82.3%
Applied egg-rr82.3%
Taylor expanded in angle around 0 82.0%
Final simplification82.0%
(FPCore (a b angle) :precision binary64 (+ (pow b 2.0) (* 3.08641975308642e-5 (pow (* angle (* a PI)) 2.0))))
double code(double a, double b, double angle) {
return pow(b, 2.0) + (3.08641975308642e-5 * pow((angle * (a * ((double) M_PI))), 2.0));
}
public static double code(double a, double b, double angle) {
return Math.pow(b, 2.0) + (3.08641975308642e-5 * Math.pow((angle * (a * Math.PI)), 2.0));
}
def code(a, b, angle): return math.pow(b, 2.0) + (3.08641975308642e-5 * math.pow((angle * (a * math.pi)), 2.0))
function code(a, b, angle) return Float64((b ^ 2.0) + Float64(3.08641975308642e-5 * (Float64(angle * Float64(a * pi)) ^ 2.0))) end
function tmp = code(a, b, angle) tmp = (b ^ 2.0) + (3.08641975308642e-5 * ((angle * (a * pi)) ^ 2.0)); end
code[a_, b_, angle_] := N[(N[Power[b, 2.0], $MachinePrecision] + N[(3.08641975308642e-5 * N[Power[N[(angle * N[(a * Pi), $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{b}^{2} + 3.08641975308642 \cdot 10^{-5} \cdot {\left(angle \cdot \left(a \cdot \pi\right)\right)}^{2}
\end{array}
Initial program 82.2%
Taylor expanded in angle around 0 81.9%
Taylor expanded in angle around 0 77.7%
Taylor expanded in angle around 0 64.2%
associate-*r*64.2%
unpow264.2%
unpow264.2%
unpow264.2%
unswap-sqr77.6%
swap-sqr77.6%
unpow277.6%
associate-*l*77.7%
*-commutative77.7%
Simplified77.7%
Final simplification77.7%
(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(a * Float64(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[(a * N[(angle * N[(Pi * 0.005555555555555556), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{b}^{2} + {\left(a \cdot \left(angle \cdot \left(\pi \cdot 0.005555555555555556\right)\right)\right)}^{2}
\end{array}
Initial program 82.2%
Taylor expanded in angle around 0 81.9%
Taylor expanded in angle around 0 77.7%
associate-*r*77.6%
*-commutative77.6%
associate-*l*77.7%
Simplified77.7%
Final simplification77.7%
herbie shell --seed 2023242
(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)))