
(FPCore (x y) :precision binary64 (let* ((t_0 (/ x (* y 2.0)))) (/ (tan t_0) (sin t_0))))
double code(double x, double y) {
double t_0 = x / (y * 2.0);
return tan(t_0) / sin(t_0);
}
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8) :: t_0
t_0 = x / (y * 2.0d0)
code = tan(t_0) / sin(t_0)
end function
public static double code(double x, double y) {
double t_0 = x / (y * 2.0);
return Math.tan(t_0) / Math.sin(t_0);
}
def code(x, y): t_0 = x / (y * 2.0) return math.tan(t_0) / math.sin(t_0)
function code(x, y) t_0 = Float64(x / Float64(y * 2.0)) return Float64(tan(t_0) / sin(t_0)) end
function tmp = code(x, y) t_0 = x / (y * 2.0); tmp = tan(t_0) / sin(t_0); end
code[x_, y_] := Block[{t$95$0 = N[(x / N[(y * 2.0), $MachinePrecision]), $MachinePrecision]}, N[(N[Tan[t$95$0], $MachinePrecision] / N[Sin[t$95$0], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \frac{x}{y \cdot 2}\\
\frac{\tan t_0}{\sin t_0}
\end{array}
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 5 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x y) :precision binary64 (let* ((t_0 (/ x (* y 2.0)))) (/ (tan t_0) (sin t_0))))
double code(double x, double y) {
double t_0 = x / (y * 2.0);
return tan(t_0) / sin(t_0);
}
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8) :: t_0
t_0 = x / (y * 2.0d0)
code = tan(t_0) / sin(t_0)
end function
public static double code(double x, double y) {
double t_0 = x / (y * 2.0);
return Math.tan(t_0) / Math.sin(t_0);
}
def code(x, y): t_0 = x / (y * 2.0) return math.tan(t_0) / math.sin(t_0)
function code(x, y) t_0 = Float64(x / Float64(y * 2.0)) return Float64(tan(t_0) / sin(t_0)) end
function tmp = code(x, y) t_0 = x / (y * 2.0); tmp = tan(t_0) / sin(t_0); end
code[x_, y_] := Block[{t$95$0 = N[(x / N[(y * 2.0), $MachinePrecision]), $MachinePrecision]}, N[(N[Tan[t$95$0], $MachinePrecision] / N[Sin[t$95$0], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \frac{x}{y \cdot 2}\\
\frac{\tan t_0}{\sin t_0}
\end{array}
\end{array}
NOTE: x should be positive before calling this function
NOTE: y should be positive before calling this function
(FPCore (x y)
:precision binary64
(let* ((t_0 (* x (/ 0.5 y))) (t_1 (cbrt t_0)))
(if (<= (/ x (* y 2.0)) 5e+246)
(pow
(/
1.0
(cbrt
(cos
(*
(pow (cbrt t_1) 2.0)
(* (pow t_1 2.0) (pow t_0 0.1111111111111111))))))
3.0)
1.0)))x = abs(x);
y = abs(y);
double code(double x, double y) {
double t_0 = x * (0.5 / y);
double t_1 = cbrt(t_0);
double tmp;
if ((x / (y * 2.0)) <= 5e+246) {
tmp = pow((1.0 / cbrt(cos((pow(cbrt(t_1), 2.0) * (pow(t_1, 2.0) * pow(t_0, 0.1111111111111111)))))), 3.0);
} else {
tmp = 1.0;
}
return tmp;
}
x = Math.abs(x);
y = Math.abs(y);
public static double code(double x, double y) {
double t_0 = x * (0.5 / y);
double t_1 = Math.cbrt(t_0);
double tmp;
if ((x / (y * 2.0)) <= 5e+246) {
tmp = Math.pow((1.0 / Math.cbrt(Math.cos((Math.pow(Math.cbrt(t_1), 2.0) * (Math.pow(t_1, 2.0) * Math.pow(t_0, 0.1111111111111111)))))), 3.0);
} else {
tmp = 1.0;
}
return tmp;
}
x = abs(x) y = abs(y) function code(x, y) t_0 = Float64(x * Float64(0.5 / y)) t_1 = cbrt(t_0) tmp = 0.0 if (Float64(x / Float64(y * 2.0)) <= 5e+246) tmp = Float64(1.0 / cbrt(cos(Float64((cbrt(t_1) ^ 2.0) * Float64((t_1 ^ 2.0) * (t_0 ^ 0.1111111111111111)))))) ^ 3.0; else tmp = 1.0; end return tmp end
NOTE: x should be positive before calling this function
NOTE: y should be positive before calling this function
code[x_, y_] := Block[{t$95$0 = N[(x * N[(0.5 / y), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$1 = N[Power[t$95$0, 1/3], $MachinePrecision]}, If[LessEqual[N[(x / N[(y * 2.0), $MachinePrecision]), $MachinePrecision], 5e+246], N[Power[N[(1.0 / N[Power[N[Cos[N[(N[Power[N[Power[t$95$1, 1/3], $MachinePrecision], 2.0], $MachinePrecision] * N[(N[Power[t$95$1, 2.0], $MachinePrecision] * N[Power[t$95$0, 0.1111111111111111], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision], 1/3], $MachinePrecision]), $MachinePrecision], 3.0], $MachinePrecision], 1.0]]]
\begin{array}{l}
x = |x|\\
y = |y|\\
\\
\begin{array}{l}
t_0 := x \cdot \frac{0.5}{y}\\
t_1 := \sqrt[3]{t_0}\\
\mathbf{if}\;\frac{x}{y \cdot 2} \leq 5 \cdot 10^{+246}:\\
\;\;\;\;{\left(\frac{1}{\sqrt[3]{\cos \left({\left(\sqrt[3]{t_1}\right)}^{2} \cdot \left({t_1}^{2} \cdot {t_0}^{0.1111111111111111}\right)\right)}}\right)}^{3}\\
\mathbf{else}:\\
\;\;\;\;1\\
\end{array}
\end{array}
if (/.f64 x (*.f64 y 2)) < 4.99999999999999976e246Initial program 46.9%
add-cube-cbrt46.9%
pow346.9%
Applied egg-rr57.4%
add-cube-cbrt58.4%
pow358.4%
Applied egg-rr58.4%
cube-mult58.4%
add-cube-cbrt58.4%
associate-*l*58.6%
pow258.6%
pow258.6%
Applied egg-rr58.6%
pow1/337.9%
pow1/337.6%
pow-pow38.1%
metadata-eval38.1%
Applied egg-rr38.1%
if 4.99999999999999976e246 < (/.f64 x (*.f64 y 2)) Initial program 2.4%
Taylor expanded in x around 0 9.5%
Final simplification36.1%
NOTE: x should be positive before calling this function
NOTE: y should be positive before calling this function
(FPCore (x y)
:precision binary64
(let* ((t_0 (* x (/ 0.5 y)))
(t_1 (cbrt t_0))
(t_2 (cbrt (pow t_0 0.16666666666666666))))
(pow
(/ 1.0 (cbrt (cos (* (pow (* t_2 t_2) 2.0) (* (cbrt t_1) (pow t_1 2.0))))))
3.0)))x = abs(x);
y = abs(y);
double code(double x, double y) {
double t_0 = x * (0.5 / y);
double t_1 = cbrt(t_0);
double t_2 = cbrt(pow(t_0, 0.16666666666666666));
return pow((1.0 / cbrt(cos((pow((t_2 * t_2), 2.0) * (cbrt(t_1) * pow(t_1, 2.0)))))), 3.0);
}
x = Math.abs(x);
y = Math.abs(y);
public static double code(double x, double y) {
double t_0 = x * (0.5 / y);
double t_1 = Math.cbrt(t_0);
double t_2 = Math.cbrt(Math.pow(t_0, 0.16666666666666666));
return Math.pow((1.0 / Math.cbrt(Math.cos((Math.pow((t_2 * t_2), 2.0) * (Math.cbrt(t_1) * Math.pow(t_1, 2.0)))))), 3.0);
}
x = abs(x) y = abs(y) function code(x, y) t_0 = Float64(x * Float64(0.5 / y)) t_1 = cbrt(t_0) t_2 = cbrt((t_0 ^ 0.16666666666666666)) return Float64(1.0 / cbrt(cos(Float64((Float64(t_2 * t_2) ^ 2.0) * Float64(cbrt(t_1) * (t_1 ^ 2.0)))))) ^ 3.0 end
NOTE: x should be positive before calling this function
NOTE: y should be positive before calling this function
code[x_, y_] := Block[{t$95$0 = N[(x * N[(0.5 / y), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$1 = N[Power[t$95$0, 1/3], $MachinePrecision]}, Block[{t$95$2 = N[Power[N[Power[t$95$0, 0.16666666666666666], $MachinePrecision], 1/3], $MachinePrecision]}, N[Power[N[(1.0 / N[Power[N[Cos[N[(N[Power[N[(t$95$2 * t$95$2), $MachinePrecision], 2.0], $MachinePrecision] * N[(N[Power[t$95$1, 1/3], $MachinePrecision] * N[Power[t$95$1, 2.0], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision], 1/3], $MachinePrecision]), $MachinePrecision], 3.0], $MachinePrecision]]]]
\begin{array}{l}
x = |x|\\
y = |y|\\
\\
\begin{array}{l}
t_0 := x \cdot \frac{0.5}{y}\\
t_1 := \sqrt[3]{t_0}\\
t_2 := \sqrt[3]{{t_0}^{0.16666666666666666}}\\
{\left(\frac{1}{\sqrt[3]{\cos \left({\left(t_2 \cdot t_2\right)}^{2} \cdot \left(\sqrt[3]{t_1} \cdot {t_1}^{2}\right)\right)}}\right)}^{3}
\end{array}
\end{array}
Initial program 43.8%
add-cube-cbrt43.8%
pow343.8%
Applied egg-rr53.5%
add-cube-cbrt54.5%
pow354.4%
Applied egg-rr54.4%
cube-mult54.5%
add-cube-cbrt54.3%
associate-*l*54.6%
pow254.6%
pow254.6%
Applied egg-rr54.6%
pow1/334.8%
add-sqr-sqrt34.8%
unpow-prod-down35.2%
pow1/335.2%
sqrt-pow135.1%
metadata-eval35.1%
pow1/335.0%
sqrt-pow135.0%
metadata-eval35.0%
Applied egg-rr35.0%
unpow1/335.0%
unpow1/335.5%
Simplified35.5%
Final simplification35.5%
NOTE: x should be positive before calling this function
NOTE: y should be positive before calling this function
(FPCore (x y)
:precision binary64
(let* ((t_0 (cbrt (sqrt (* x (/ 0.5 y))))) (t_1 (/ x (* y 2.0))))
(if (<= (/ (tan t_1) (sin t_1)) 3.0)
(pow (/ 1.0 (cbrt (cos (pow (* t_0 t_0) 3.0)))) 3.0)
1.0)))x = abs(x);
y = abs(y);
double code(double x, double y) {
double t_0 = cbrt(sqrt((x * (0.5 / y))));
double t_1 = x / (y * 2.0);
double tmp;
if ((tan(t_1) / sin(t_1)) <= 3.0) {
tmp = pow((1.0 / cbrt(cos(pow((t_0 * t_0), 3.0)))), 3.0);
} else {
tmp = 1.0;
}
return tmp;
}
x = Math.abs(x);
y = Math.abs(y);
public static double code(double x, double y) {
double t_0 = Math.cbrt(Math.sqrt((x * (0.5 / y))));
double t_1 = x / (y * 2.0);
double tmp;
if ((Math.tan(t_1) / Math.sin(t_1)) <= 3.0) {
tmp = Math.pow((1.0 / Math.cbrt(Math.cos(Math.pow((t_0 * t_0), 3.0)))), 3.0);
} else {
tmp = 1.0;
}
return tmp;
}
x = abs(x) y = abs(y) function code(x, y) t_0 = cbrt(sqrt(Float64(x * Float64(0.5 / y)))) t_1 = Float64(x / Float64(y * 2.0)) tmp = 0.0 if (Float64(tan(t_1) / sin(t_1)) <= 3.0) tmp = Float64(1.0 / cbrt(cos((Float64(t_0 * t_0) ^ 3.0)))) ^ 3.0; else tmp = 1.0; end return tmp end
NOTE: x should be positive before calling this function
NOTE: y should be positive before calling this function
code[x_, y_] := Block[{t$95$0 = N[Power[N[Sqrt[N[(x * N[(0.5 / y), $MachinePrecision]), $MachinePrecision]], $MachinePrecision], 1/3], $MachinePrecision]}, Block[{t$95$1 = N[(x / N[(y * 2.0), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[(N[Tan[t$95$1], $MachinePrecision] / N[Sin[t$95$1], $MachinePrecision]), $MachinePrecision], 3.0], N[Power[N[(1.0 / N[Power[N[Cos[N[Power[N[(t$95$0 * t$95$0), $MachinePrecision], 3.0], $MachinePrecision]], $MachinePrecision], 1/3], $MachinePrecision]), $MachinePrecision], 3.0], $MachinePrecision], 1.0]]]
\begin{array}{l}
x = |x|\\
y = |y|\\
\\
\begin{array}{l}
t_0 := \sqrt[3]{\sqrt{x \cdot \frac{0.5}{y}}}\\
t_1 := \frac{x}{y \cdot 2}\\
\mathbf{if}\;\frac{\tan t_1}{\sin t_1} \leq 3:\\
\;\;\;\;{\left(\frac{1}{\sqrt[3]{\cos \left({\left(t_0 \cdot t_0\right)}^{3}\right)}}\right)}^{3}\\
\mathbf{else}:\\
\;\;\;\;1\\
\end{array}
\end{array}
if (/.f64 (tan.f64 (/.f64 x (*.f64 y 2))) (sin.f64 (/.f64 x (*.f64 y 2)))) < 3Initial program 62.0%
add-cube-cbrt62.0%
pow362.0%
Applied egg-rr61.9%
add-cube-cbrt63.0%
pow363.0%
Applied egg-rr63.0%
pow1/335.7%
add-sqr-sqrt35.9%
unpow-prod-down35.8%
Applied egg-rr35.8%
unpow1/335.3%
unpow1/336.2%
Simplified36.2%
if 3 < (/.f64 (tan.f64 (/.f64 x (*.f64 y 2))) (sin.f64 (/.f64 x (*.f64 y 2)))) Initial program 2.2%
Taylor expanded in x around 0 39.6%
Final simplification37.2%
NOTE: x should be positive before calling this function
NOTE: y should be positive before calling this function
(FPCore (x y)
:precision binary64
(let* ((t_0 (/ x (* y 2.0))))
(if (<= (/ (tan t_0) (sin t_0)) 12.6)
(pow (/ 1.0 (cbrt (cos (pow (cbrt (* x (/ 0.5 y))) 3.0)))) 3.0)
1.0)))x = abs(x);
y = abs(y);
double code(double x, double y) {
double t_0 = x / (y * 2.0);
double tmp;
if ((tan(t_0) / sin(t_0)) <= 12.6) {
tmp = pow((1.0 / cbrt(cos(pow(cbrt((x * (0.5 / y))), 3.0)))), 3.0);
} else {
tmp = 1.0;
}
return tmp;
}
x = Math.abs(x);
y = Math.abs(y);
public static double code(double x, double y) {
double t_0 = x / (y * 2.0);
double tmp;
if ((Math.tan(t_0) / Math.sin(t_0)) <= 12.6) {
tmp = Math.pow((1.0 / Math.cbrt(Math.cos(Math.pow(Math.cbrt((x * (0.5 / y))), 3.0)))), 3.0);
} else {
tmp = 1.0;
}
return tmp;
}
x = abs(x) y = abs(y) function code(x, y) t_0 = Float64(x / Float64(y * 2.0)) tmp = 0.0 if (Float64(tan(t_0) / sin(t_0)) <= 12.6) tmp = Float64(1.0 / cbrt(cos((cbrt(Float64(x * Float64(0.5 / y))) ^ 3.0)))) ^ 3.0; else tmp = 1.0; end return tmp end
NOTE: x should be positive before calling this function
NOTE: y should be positive before calling this function
code[x_, y_] := Block[{t$95$0 = N[(x / N[(y * 2.0), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[N[(N[Tan[t$95$0], $MachinePrecision] / N[Sin[t$95$0], $MachinePrecision]), $MachinePrecision], 12.6], N[Power[N[(1.0 / N[Power[N[Cos[N[Power[N[Power[N[(x * N[(0.5 / y), $MachinePrecision]), $MachinePrecision], 1/3], $MachinePrecision], 3.0], $MachinePrecision]], $MachinePrecision], 1/3], $MachinePrecision]), $MachinePrecision], 3.0], $MachinePrecision], 1.0]]
\begin{array}{l}
x = |x|\\
y = |y|\\
\\
\begin{array}{l}
t_0 := \frac{x}{y \cdot 2}\\
\mathbf{if}\;\frac{\tan t_0}{\sin t_0} \leq 12.6:\\
\;\;\;\;{\left(\frac{1}{\sqrt[3]{\cos \left({\left(\sqrt[3]{x \cdot \frac{0.5}{y}}\right)}^{3}\right)}}\right)}^{3}\\
\mathbf{else}:\\
\;\;\;\;1\\
\end{array}
\end{array}
if (/.f64 (tan.f64 (/.f64 x (*.f64 y 2))) (sin.f64 (/.f64 x (*.f64 y 2)))) < 12.5999999999999996Initial program 58.9%
add-cube-cbrt58.9%
pow358.9%
Applied egg-rr58.9%
add-cube-cbrt60.2%
pow360.1%
Applied egg-rr60.1%
if 12.5999999999999996 < (/.f64 (tan.f64 (/.f64 x (*.f64 y 2))) (sin.f64 (/.f64 x (*.f64 y 2)))) Initial program 0.3%
Taylor expanded in x around 0 44.2%
Final simplification56.0%
NOTE: x should be positive before calling this function NOTE: y should be positive before calling this function (FPCore (x y) :precision binary64 1.0)
x = abs(x);
y = abs(y);
double code(double x, double y) {
return 1.0;
}
NOTE: x should be positive before calling this function
NOTE: y should be positive before calling this function
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
code = 1.0d0
end function
x = Math.abs(x);
y = Math.abs(y);
public static double code(double x, double y) {
return 1.0;
}
x = abs(x) y = abs(y) def code(x, y): return 1.0
x = abs(x) y = abs(y) function code(x, y) return 1.0 end
x = abs(x) y = abs(y) function tmp = code(x, y) tmp = 1.0; end
NOTE: x should be positive before calling this function NOTE: y should be positive before calling this function code[x_, y_] := 1.0
\begin{array}{l}
x = |x|\\
y = |y|\\
\\
1
\end{array}
Initial program 43.8%
Taylor expanded in x around 0 54.4%
Final simplification54.4%
(FPCore (x y)
:precision binary64
(let* ((t_0 (/ x (* y 2.0))) (t_1 (sin t_0)))
(if (< y -1.2303690911306994e+114)
1.0
(if (< y -9.102852406811914e-222)
(/ t_1 (* t_1 (log (exp (cos t_0)))))
1.0))))
double code(double x, double y) {
double t_0 = x / (y * 2.0);
double t_1 = sin(t_0);
double tmp;
if (y < -1.2303690911306994e+114) {
tmp = 1.0;
} else if (y < -9.102852406811914e-222) {
tmp = t_1 / (t_1 * log(exp(cos(t_0))));
} else {
tmp = 1.0;
}
return tmp;
}
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8) :: t_0
real(8) :: t_1
real(8) :: tmp
t_0 = x / (y * 2.0d0)
t_1 = sin(t_0)
if (y < (-1.2303690911306994d+114)) then
tmp = 1.0d0
else if (y < (-9.102852406811914d-222)) then
tmp = t_1 / (t_1 * log(exp(cos(t_0))))
else
tmp = 1.0d0
end if
code = tmp
end function
public static double code(double x, double y) {
double t_0 = x / (y * 2.0);
double t_1 = Math.sin(t_0);
double tmp;
if (y < -1.2303690911306994e+114) {
tmp = 1.0;
} else if (y < -9.102852406811914e-222) {
tmp = t_1 / (t_1 * Math.log(Math.exp(Math.cos(t_0))));
} else {
tmp = 1.0;
}
return tmp;
}
def code(x, y): t_0 = x / (y * 2.0) t_1 = math.sin(t_0) tmp = 0 if y < -1.2303690911306994e+114: tmp = 1.0 elif y < -9.102852406811914e-222: tmp = t_1 / (t_1 * math.log(math.exp(math.cos(t_0)))) else: tmp = 1.0 return tmp
function code(x, y) t_0 = Float64(x / Float64(y * 2.0)) t_1 = sin(t_0) tmp = 0.0 if (y < -1.2303690911306994e+114) tmp = 1.0; elseif (y < -9.102852406811914e-222) tmp = Float64(t_1 / Float64(t_1 * log(exp(cos(t_0))))); else tmp = 1.0; end return tmp end
function tmp_2 = code(x, y) t_0 = x / (y * 2.0); t_1 = sin(t_0); tmp = 0.0; if (y < -1.2303690911306994e+114) tmp = 1.0; elseif (y < -9.102852406811914e-222) tmp = t_1 / (t_1 * log(exp(cos(t_0)))); else tmp = 1.0; end tmp_2 = tmp; end
code[x_, y_] := Block[{t$95$0 = N[(x / N[(y * 2.0), $MachinePrecision]), $MachinePrecision]}, Block[{t$95$1 = N[Sin[t$95$0], $MachinePrecision]}, If[Less[y, -1.2303690911306994e+114], 1.0, If[Less[y, -9.102852406811914e-222], N[(t$95$1 / N[(t$95$1 * N[Log[N[Exp[N[Cos[t$95$0], $MachinePrecision]], $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision], 1.0]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \frac{x}{y \cdot 2}\\
t_1 := \sin t_0\\
\mathbf{if}\;y < -1.2303690911306994 \cdot 10^{+114}:\\
\;\;\;\;1\\
\mathbf{elif}\;y < -9.102852406811914 \cdot 10^{-222}:\\
\;\;\;\;\frac{t_1}{t_1 \cdot \log \left(e^{\cos t_0}\right)}\\
\mathbf{else}:\\
\;\;\;\;1\\
\end{array}
\end{array}
herbie shell --seed 2023214
(FPCore (x y)
:name "Diagrams.TwoD.Layout.CirclePacking:approxRadius from diagrams-contrib-1.3.0.5"
:precision binary64
:herbie-target
(if (< y -1.2303690911306994e+114) 1.0 (if (< y -9.102852406811914e-222) (/ (sin (/ x (* y 2.0))) (* (sin (/ x (* y 2.0))) (log (exp (cos (/ x (* y 2.0))))))) 1.0))
(/ (tan (/ x (* y 2.0))) (sin (/ x (* y 2.0)))))