
(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}
(FPCore (x y)
:precision binary64
(let* ((t_0 (/ x (* y 2.0))))
(if (<= (/ (tan t_0) (sin t_0)) 1.25)
(/ 1.0 (cos (/ (* x (pow (cbrt -0.5) 3.0)) y)))
1.0)))
double code(double x, double y) {
double t_0 = x / (y * 2.0);
double tmp;
if ((tan(t_0) / sin(t_0)) <= 1.25) {
tmp = 1.0 / cos(((x * pow(cbrt(-0.5), 3.0)) / y));
} else {
tmp = 1.0;
}
return tmp;
}
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)) <= 1.25) {
tmp = 1.0 / Math.cos(((x * Math.pow(Math.cbrt(-0.5), 3.0)) / y));
} else {
tmp = 1.0;
}
return tmp;
}
function code(x, y) t_0 = Float64(x / Float64(y * 2.0)) tmp = 0.0 if (Float64(tan(t_0) / sin(t_0)) <= 1.25) tmp = Float64(1.0 / cos(Float64(Float64(x * (cbrt(-0.5) ^ 3.0)) / y))); else tmp = 1.0; end return tmp end
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], 1.25], N[(1.0 / N[Cos[N[(N[(x * N[Power[N[Power[-0.5, 1/3], $MachinePrecision], 3.0], $MachinePrecision]), $MachinePrecision] / y), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 1.0]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \frac{x}{y \cdot 2}\\
\mathbf{if}\;\frac{\tan t\_0}{\sin t\_0} \leq 1.25:\\
\;\;\;\;\frac{1}{\cos \left(\frac{x \cdot {\left(\sqrt[3]{-0.5}\right)}^{3}}{y}\right)}\\
\mathbf{else}:\\
\;\;\;\;1\\
\end{array}
\end{array}
if (/.f64 (tan.f64 (/.f64 x (*.f64 y #s(literal 2 binary64)))) (sin.f64 (/.f64 x (*.f64 y #s(literal 2 binary64))))) < 1.25Initial program 64.2%
remove-double-neg64.2%
distribute-frac-neg64.2%
tan-neg64.2%
distribute-frac-neg264.2%
distribute-lft-neg-out64.2%
distribute-frac-neg264.2%
distribute-lft-neg-out64.2%
distribute-frac-neg264.2%
distribute-frac-neg64.2%
neg-mul-164.2%
*-commutative64.2%
associate-/l*63.5%
*-commutative63.5%
associate-/r*63.5%
metadata-eval63.5%
sin-neg63.5%
distribute-frac-neg63.5%
Simplified64.5%
Taylor expanded in x around inf 64.2%
associate-*r/64.2%
*-commutative64.2%
associate-*r/64.5%
Simplified64.5%
add-cube-cbrt63.9%
pow364.7%
Applied egg-rr64.7%
Taylor expanded in x around inf 65.3%
if 1.25 < (/.f64 (tan.f64 (/.f64 x (*.f64 y #s(literal 2 binary64)))) (sin.f64 (/.f64 x (*.f64 y #s(literal 2 binary64))))) Initial program 3.9%
remove-double-neg3.9%
distribute-frac-neg3.9%
tan-neg3.9%
distribute-frac-neg23.9%
distribute-lft-neg-out3.9%
distribute-frac-neg23.9%
distribute-lft-neg-out3.9%
distribute-frac-neg23.9%
distribute-frac-neg3.9%
neg-mul-13.9%
*-commutative3.9%
associate-/l*3.8%
*-commutative3.8%
associate-/r*3.8%
metadata-eval3.8%
sin-neg3.8%
distribute-frac-neg3.8%
Simplified4.8%
Taylor expanded in x around 0 32.4%
(FPCore (x y) :precision binary64 (if (<= (/ x (* y 2.0)) 5e+248) (cbrt (pow (cos (* x (/ -0.5 y))) -3.0)) 1.0))
double code(double x, double y) {
double tmp;
if ((x / (y * 2.0)) <= 5e+248) {
tmp = cbrt(pow(cos((x * (-0.5 / y))), -3.0));
} else {
tmp = 1.0;
}
return tmp;
}
public static double code(double x, double y) {
double tmp;
if ((x / (y * 2.0)) <= 5e+248) {
tmp = Math.cbrt(Math.pow(Math.cos((x * (-0.5 / y))), -3.0));
} else {
tmp = 1.0;
}
return tmp;
}
function code(x, y) tmp = 0.0 if (Float64(x / Float64(y * 2.0)) <= 5e+248) tmp = cbrt((cos(Float64(x * Float64(-0.5 / y))) ^ -3.0)); else tmp = 1.0; end return tmp end
code[x_, y_] := If[LessEqual[N[(x / N[(y * 2.0), $MachinePrecision]), $MachinePrecision], 5e+248], N[Power[N[Power[N[Cos[N[(x * N[(-0.5 / y), $MachinePrecision]), $MachinePrecision]], $MachinePrecision], -3.0], $MachinePrecision], 1/3], $MachinePrecision], 1.0]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;\frac{x}{y \cdot 2} \leq 5 \cdot 10^{+248}:\\
\;\;\;\;\sqrt[3]{{\cos \left(x \cdot \frac{-0.5}{y}\right)}^{-3}}\\
\mathbf{else}:\\
\;\;\;\;1\\
\end{array}
\end{array}
if (/.f64 x (*.f64 y #s(literal 2 binary64))) < 4.9999999999999996e248Initial program 46.7%
remove-double-neg46.7%
distribute-frac-neg46.7%
tan-neg46.7%
distribute-frac-neg246.7%
distribute-lft-neg-out46.7%
distribute-frac-neg246.7%
distribute-lft-neg-out46.7%
distribute-frac-neg246.7%
distribute-frac-neg46.7%
neg-mul-146.7%
*-commutative46.7%
associate-/l*46.2%
*-commutative46.2%
associate-/r*46.2%
metadata-eval46.2%
sin-neg46.2%
distribute-frac-neg46.2%
Simplified47.2%
Taylor expanded in x around inf 55.6%
associate-*r/55.6%
*-commutative55.6%
associate-*r/56.2%
Simplified56.2%
add-cube-cbrt55.3%
pow355.9%
Applied egg-rr55.9%
rem-cube-cbrt56.2%
associate-/l*55.6%
*-commutative55.6%
associate-*r/55.6%
rem-cbrt-cube55.6%
inv-pow55.6%
pow-pow55.6%
associate-*r/55.6%
*-commutative55.6%
associate-/l*56.2%
metadata-eval56.2%
Applied egg-rr56.2%
if 4.9999999999999996e248 < (/.f64 x (*.f64 y #s(literal 2 binary64))) Initial program 1.0%
remove-double-neg1.0%
distribute-frac-neg1.0%
tan-neg1.0%
distribute-frac-neg21.0%
distribute-lft-neg-out1.0%
distribute-frac-neg21.0%
distribute-lft-neg-out1.0%
distribute-frac-neg21.0%
distribute-frac-neg1.0%
neg-mul-11.0%
*-commutative1.0%
associate-/l*1.0%
*-commutative1.0%
associate-/r*1.0%
metadata-eval1.0%
sin-neg1.0%
distribute-frac-neg1.0%
Simplified1.0%
Taylor expanded in x around 0 9.8%
(FPCore (x y) :precision binary64 (if (<= (/ x (* y 2.0)) 5e+248) (/ 1.0 (cos (* x (/ -0.5 y)))) 1.0))
double code(double x, double y) {
double tmp;
if ((x / (y * 2.0)) <= 5e+248) {
tmp = 1.0 / cos((x * (-0.5 / y)));
} else {
tmp = 1.0;
}
return tmp;
}
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8) :: tmp
if ((x / (y * 2.0d0)) <= 5d+248) then
tmp = 1.0d0 / cos((x * ((-0.5d0) / y)))
else
tmp = 1.0d0
end if
code = tmp
end function
public static double code(double x, double y) {
double tmp;
if ((x / (y * 2.0)) <= 5e+248) {
tmp = 1.0 / Math.cos((x * (-0.5 / y)));
} else {
tmp = 1.0;
}
return tmp;
}
def code(x, y): tmp = 0 if (x / (y * 2.0)) <= 5e+248: tmp = 1.0 / math.cos((x * (-0.5 / y))) else: tmp = 1.0 return tmp
function code(x, y) tmp = 0.0 if (Float64(x / Float64(y * 2.0)) <= 5e+248) tmp = Float64(1.0 / cos(Float64(x * Float64(-0.5 / y)))); else tmp = 1.0; end return tmp end
function tmp_2 = code(x, y) tmp = 0.0; if ((x / (y * 2.0)) <= 5e+248) tmp = 1.0 / cos((x * (-0.5 / y))); else tmp = 1.0; end tmp_2 = tmp; end
code[x_, y_] := If[LessEqual[N[(x / N[(y * 2.0), $MachinePrecision]), $MachinePrecision], 5e+248], N[(1.0 / N[Cos[N[(x * N[(-0.5 / y), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 1.0]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;\frac{x}{y \cdot 2} \leq 5 \cdot 10^{+248}:\\
\;\;\;\;\frac{1}{\cos \left(x \cdot \frac{-0.5}{y}\right)}\\
\mathbf{else}:\\
\;\;\;\;1\\
\end{array}
\end{array}
if (/.f64 x (*.f64 y #s(literal 2 binary64))) < 4.9999999999999996e248Initial program 46.7%
remove-double-neg46.7%
distribute-frac-neg46.7%
tan-neg46.7%
distribute-frac-neg246.7%
distribute-lft-neg-out46.7%
distribute-frac-neg246.7%
distribute-lft-neg-out46.7%
distribute-frac-neg246.7%
distribute-frac-neg46.7%
neg-mul-146.7%
*-commutative46.7%
associate-/l*46.2%
*-commutative46.2%
associate-/r*46.2%
metadata-eval46.2%
sin-neg46.2%
distribute-frac-neg46.2%
Simplified47.2%
Taylor expanded in x around inf 55.6%
associate-*r/55.6%
*-commutative55.6%
associate-*r/56.2%
Simplified56.2%
if 4.9999999999999996e248 < (/.f64 x (*.f64 y #s(literal 2 binary64))) Initial program 1.0%
remove-double-neg1.0%
distribute-frac-neg1.0%
tan-neg1.0%
distribute-frac-neg21.0%
distribute-lft-neg-out1.0%
distribute-frac-neg21.0%
distribute-lft-neg-out1.0%
distribute-frac-neg21.0%
distribute-frac-neg1.0%
neg-mul-11.0%
*-commutative1.0%
associate-/l*1.0%
*-commutative1.0%
associate-/r*1.0%
metadata-eval1.0%
sin-neg1.0%
distribute-frac-neg1.0%
Simplified1.0%
Taylor expanded in x around 0 9.8%
(FPCore (x y) :precision binary64 (if (<= x 1.06e+71) (/ 1.0 (cos (* 0.5 (/ x y)))) 1.0))
double code(double x, double y) {
double tmp;
if (x <= 1.06e+71) {
tmp = 1.0 / cos((0.5 * (x / y)));
} else {
tmp = 1.0;
}
return tmp;
}
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8) :: tmp
if (x <= 1.06d+71) then
tmp = 1.0d0 / cos((0.5d0 * (x / y)))
else
tmp = 1.0d0
end if
code = tmp
end function
public static double code(double x, double y) {
double tmp;
if (x <= 1.06e+71) {
tmp = 1.0 / Math.cos((0.5 * (x / y)));
} else {
tmp = 1.0;
}
return tmp;
}
def code(x, y): tmp = 0 if x <= 1.06e+71: tmp = 1.0 / math.cos((0.5 * (x / y))) else: tmp = 1.0 return tmp
function code(x, y) tmp = 0.0 if (x <= 1.06e+71) tmp = Float64(1.0 / cos(Float64(0.5 * Float64(x / y)))); else tmp = 1.0; end return tmp end
function tmp_2 = code(x, y) tmp = 0.0; if (x <= 1.06e+71) tmp = 1.0 / cos((0.5 * (x / y))); else tmp = 1.0; end tmp_2 = tmp; end
code[x_, y_] := If[LessEqual[x, 1.06e+71], N[(1.0 / N[Cos[N[(0.5 * N[(x / y), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], 1.0]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq 1.06 \cdot 10^{+71}:\\
\;\;\;\;\frac{1}{\cos \left(0.5 \cdot \frac{x}{y}\right)}\\
\mathbf{else}:\\
\;\;\;\;1\\
\end{array}
\end{array}
if x < 1.06e71Initial program 43.3%
Taylor expanded in x around inf 53.2%
if 1.06e71 < x Initial program 40.0%
remove-double-neg40.0%
distribute-frac-neg40.0%
tan-neg40.0%
distribute-frac-neg240.0%
distribute-lft-neg-out40.0%
distribute-frac-neg240.0%
distribute-lft-neg-out40.0%
distribute-frac-neg240.0%
distribute-frac-neg40.0%
neg-mul-140.0%
*-commutative40.0%
associate-/l*39.4%
*-commutative39.4%
associate-/r*39.4%
metadata-eval39.4%
sin-neg39.4%
distribute-frac-neg39.4%
Simplified41.2%
Taylor expanded in x around 0 42.6%
(FPCore (x y) :precision binary64 1.0)
double code(double x, double y) {
return 1.0;
}
real(8) function code(x, y)
real(8), intent (in) :: x
real(8), intent (in) :: y
code = 1.0d0
end function
public static double code(double x, double y) {
return 1.0;
}
def code(x, y): return 1.0
function code(x, y) return 1.0 end
function tmp = code(x, y) tmp = 1.0; end
code[x_, y_] := 1.0
\begin{array}{l}
\\
1
\end{array}
Initial program 42.7%
remove-double-neg42.7%
distribute-frac-neg42.7%
tan-neg42.7%
distribute-frac-neg242.7%
distribute-lft-neg-out42.7%
distribute-frac-neg242.7%
distribute-lft-neg-out42.7%
distribute-frac-neg242.7%
distribute-frac-neg42.7%
neg-mul-142.7%
*-commutative42.7%
associate-/l*42.3%
*-commutative42.3%
associate-/r*42.3%
metadata-eval42.3%
sin-neg42.3%
distribute-frac-neg42.3%
Simplified43.3%
Taylor expanded in x around 0 51.2%
(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 2024184
(FPCore (x y)
:name "Diagrams.TwoD.Layout.CirclePacking:approxRadius from diagrams-contrib-1.3.0.5"
:precision binary64
:alt
(! :herbie-platform default (if (< y -1230369091130699400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) 1 (if (< y -4551426203405957/500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) (/ (sin (/ x (* y 2))) (* (sin (/ x (* y 2))) (log (exp (cos (/ x (* y 2))))))) 1)))
(/ (tan (/ x (* y 2.0))) (sin (/ x (* y 2.0)))))