
(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 6 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 (/ 0.005555555555555556 (/ 1.0 (* angle PI))))) 2.0) (pow (* b (cos (/ angle (/ 180.0 PI)))) 2.0)))
double code(double a, double b, double angle) {
return pow((a * sin((0.005555555555555556 / (1.0 / (angle * ((double) M_PI)))))), 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((0.005555555555555556 / (1.0 / (angle * Math.PI))))), 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((0.005555555555555556 / (1.0 / (angle * math.pi))))), 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(0.005555555555555556 / Float64(1.0 / Float64(angle * pi))))) ^ 2.0) + (Float64(b * cos(Float64(angle / Float64(180.0 / pi)))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = ((a * sin((0.005555555555555556 / (1.0 / (angle * pi))))) ^ 2.0) + ((b * cos((angle / (180.0 / pi)))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[N[(a * N[Sin[N[(0.005555555555555556 / N[(1.0 / N[(angle * Pi), $MachinePrecision]), $MachinePrecision]), $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(\frac{0.005555555555555556}{\frac{1}{angle \cdot \pi}}\right)\right)}^{2} + {\left(b \cdot \cos \left(\frac{angle}{\frac{180}{\pi}}\right)\right)}^{2}
\end{array}
Initial program 79.4%
associate-*l/79.4%
associate-*r/79.5%
clear-num79.5%
un-div-inv79.5%
Applied egg-rr79.5%
add-exp-log37.3%
associate-*l/37.3%
associate-*r/37.3%
div-inv37.3%
metadata-eval37.3%
Applied egg-rr37.3%
rem-exp-log79.5%
associate-*r*79.6%
*-commutative79.6%
*-commutative79.6%
/-rgt-identity79.6%
associate-/r/79.6%
clear-num79.5%
associate-*l/79.6%
metadata-eval79.6%
associate-/l/79.6%
Applied egg-rr79.6%
(FPCore (a b angle) :precision binary64 (+ (pow (* a (sin (* angle (/ PI 180.0)))) 2.0) (pow (* b (cos (* 0.005555555555555556 (* angle PI)))) 2.0)))
double code(double a, double b, double angle) {
return pow((a * sin((angle * (((double) M_PI) / 180.0)))), 2.0) + pow((b * cos((0.005555555555555556 * (angle * ((double) M_PI))))), 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.cos((0.005555555555555556 * (angle * Math.PI)))), 2.0);
}
def code(a, b, angle): return math.pow((a * math.sin((angle * (math.pi / 180.0)))), 2.0) + math.pow((b * math.cos((0.005555555555555556 * (angle * math.pi)))), 2.0)
function code(a, b, angle) return Float64((Float64(a * sin(Float64(angle * Float64(pi / 180.0)))) ^ 2.0) + (Float64(b * cos(Float64(0.005555555555555556 * Float64(angle * pi)))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = ((a * sin((angle * (pi / 180.0)))) ^ 2.0) + ((b * cos((0.005555555555555556 * (angle * pi)))) ^ 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[Cos[N[(0.005555555555555556 * N[(angle * Pi), $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 \cos \left(0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)}^{2}
\end{array}
Initial program 79.4%
associate-*l/79.5%
associate-/l*79.5%
cos-neg79.5%
distribute-lft-neg-out79.5%
distribute-frac-neg79.5%
distribute-frac-neg79.5%
distribute-lft-neg-out79.5%
cos-neg79.5%
associate-*l/79.5%
associate-/l*79.5%
Simplified79.5%
Taylor expanded in angle around inf 79.6%
(FPCore (a b angle) :precision binary64 (+ (pow (* a (sin (* 0.005555555555555556 (* angle PI)))) 2.0) (pow (* b (cos (* angle (/ PI 180.0)))) 2.0)))
double code(double a, double b, double angle) {
return pow((a * sin((0.005555555555555556 * (angle * ((double) M_PI))))), 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.sin((0.005555555555555556 * (angle * Math.PI)))), 2.0) + Math.pow((b * Math.cos((angle * (Math.PI / 180.0)))), 2.0);
}
def code(a, b, angle): return math.pow((a * math.sin((0.005555555555555556 * (angle * math.pi)))), 2.0) + math.pow((b * math.cos((angle * (math.pi / 180.0)))), 2.0)
function code(a, b, angle) return Float64((Float64(a * sin(Float64(0.005555555555555556 * Float64(angle * pi)))) ^ 2.0) + (Float64(b * cos(Float64(angle * Float64(pi / 180.0)))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = ((a * sin((0.005555555555555556 * (angle * pi)))) ^ 2.0) + ((b * cos((angle * (pi / 180.0)))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[N[(a * N[Sin[N[(0.005555555555555556 * N[(angle * Pi), $MachinePrecision]), $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 \sin \left(0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)}^{2} + {\left(b \cdot \cos \left(angle \cdot \frac{\pi}{180}\right)\right)}^{2}
\end{array}
Initial program 79.4%
associate-*l/79.5%
associate-/l*79.5%
cos-neg79.5%
distribute-lft-neg-out79.5%
distribute-frac-neg79.5%
distribute-frac-neg79.5%
distribute-lft-neg-out79.5%
cos-neg79.5%
associate-*l/79.5%
associate-/l*79.5%
Simplified79.5%
Taylor expanded in angle around inf 79.6%
(FPCore (a b angle) :precision binary64 (+ (pow (* a (sin (* 0.005555555555555556 (* angle PI)))) 2.0) (pow b 2.0)))
double code(double a, double b, double angle) {
return pow((a * sin((0.005555555555555556 * (angle * ((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((0.005555555555555556 * (angle * Math.PI)))), 2.0) + Math.pow(b, 2.0);
}
def code(a, b, angle): return math.pow((a * math.sin((0.005555555555555556 * (angle * math.pi)))), 2.0) + math.pow(b, 2.0)
function code(a, b, angle) return Float64((Float64(a * sin(Float64(0.005555555555555556 * Float64(angle * pi)))) ^ 2.0) + (b ^ 2.0)) end
function tmp = code(a, b, angle) tmp = ((a * sin((0.005555555555555556 * (angle * pi)))) ^ 2.0) + (b ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[N[(a * N[Sin[N[(0.005555555555555556 * N[(angle * Pi), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[b, 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{\left(a \cdot \sin \left(0.005555555555555556 \cdot \left(angle \cdot \pi\right)\right)\right)}^{2} + {b}^{2}
\end{array}
Initial program 79.4%
associate-*l/79.5%
associate-/l*79.5%
cos-neg79.5%
distribute-lft-neg-out79.5%
distribute-frac-neg79.5%
distribute-frac-neg79.5%
distribute-lft-neg-out79.5%
cos-neg79.5%
associate-*l/79.5%
associate-/l*79.5%
Simplified79.5%
Taylor expanded in angle around 0 78.7%
Taylor expanded in angle around inf 78.7%
Final simplification78.7%
(FPCore (a b angle) :precision binary64 (+ (pow b 2.0) (pow (* a (* angle (* 0.005555555555555556 PI))) 2.0)))
double code(double a, double b, double angle) {
return pow(b, 2.0) + pow((a * (angle * (0.005555555555555556 * ((double) M_PI)))), 2.0);
}
public static double code(double a, double b, double angle) {
return Math.pow(b, 2.0) + Math.pow((a * (angle * (0.005555555555555556 * Math.PI))), 2.0);
}
def code(a, b, angle): return math.pow(b, 2.0) + math.pow((a * (angle * (0.005555555555555556 * math.pi))), 2.0)
function code(a, b, angle) return Float64((b ^ 2.0) + (Float64(a * Float64(angle * Float64(0.005555555555555556 * pi))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = (b ^ 2.0) + ((a * (angle * (0.005555555555555556 * pi))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[b, 2.0], $MachinePrecision] + N[Power[N[(a * N[(angle * N[(0.005555555555555556 * Pi), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{b}^{2} + {\left(a \cdot \left(angle \cdot \left(0.005555555555555556 \cdot \pi\right)\right)\right)}^{2}
\end{array}
Initial program 79.4%
associate-*l/79.5%
associate-/l*79.5%
cos-neg79.5%
distribute-lft-neg-out79.5%
distribute-frac-neg79.5%
distribute-frac-neg79.5%
distribute-lft-neg-out79.5%
cos-neg79.5%
associate-*l/79.5%
associate-/l*79.5%
Simplified79.5%
Taylor expanded in angle around 0 78.7%
Taylor expanded in angle around 0 74.8%
*-commutative74.8%
associate-*r*74.9%
Simplified74.9%
Final simplification74.9%
(FPCore (a b angle) :precision binary64 (+ (pow b 2.0) (pow (* 0.005555555555555556 (* a (* angle PI))) 2.0)))
double code(double a, double b, double angle) {
return pow(b, 2.0) + pow((0.005555555555555556 * (a * (angle * ((double) M_PI)))), 2.0);
}
public static double code(double a, double b, double angle) {
return Math.pow(b, 2.0) + Math.pow((0.005555555555555556 * (a * (angle * Math.PI))), 2.0);
}
def code(a, b, angle): return math.pow(b, 2.0) + math.pow((0.005555555555555556 * (a * (angle * math.pi))), 2.0)
function code(a, b, angle) return Float64((b ^ 2.0) + (Float64(0.005555555555555556 * Float64(a * Float64(angle * pi))) ^ 2.0)) end
function tmp = code(a, b, angle) tmp = (b ^ 2.0) + ((0.005555555555555556 * (a * (angle * pi))) ^ 2.0); end
code[a_, b_, angle_] := N[(N[Power[b, 2.0], $MachinePrecision] + N[Power[N[(0.005555555555555556 * N[(a * N[(angle * Pi), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{b}^{2} + {\left(0.005555555555555556 \cdot \left(a \cdot \left(angle \cdot \pi\right)\right)\right)}^{2}
\end{array}
Initial program 79.4%
associate-*l/79.5%
associate-/l*79.5%
cos-neg79.5%
distribute-lft-neg-out79.5%
distribute-frac-neg79.5%
distribute-frac-neg79.5%
distribute-lft-neg-out79.5%
cos-neg79.5%
associate-*l/79.5%
associate-/l*79.5%
Simplified79.5%
Taylor expanded in angle around 0 78.7%
Taylor expanded in angle around 0 74.8%
Final simplification74.8%
herbie shell --seed 2024089
(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)))