
(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 6 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}
x_m = (fabs.f64 x) (FPCore (x_m y) :precision binary64 (let* ((t_0 (sqrt (* x_m 0.5)))) (/ 1.0 (cos (/ t_0 (/ y t_0))))))
x_m = fabs(x);
double code(double x_m, double y) {
double t_0 = sqrt((x_m * 0.5));
return 1.0 / cos((t_0 / (y / t_0)));
}
x_m = abs(x)
real(8) function code(x_m, y)
real(8), intent (in) :: x_m
real(8), intent (in) :: y
real(8) :: t_0
t_0 = sqrt((x_m * 0.5d0))
code = 1.0d0 / cos((t_0 / (y / t_0)))
end function
x_m = Math.abs(x);
public static double code(double x_m, double y) {
double t_0 = Math.sqrt((x_m * 0.5));
return 1.0 / Math.cos((t_0 / (y / t_0)));
}
x_m = math.fabs(x) def code(x_m, y): t_0 = math.sqrt((x_m * 0.5)) return 1.0 / math.cos((t_0 / (y / t_0)))
x_m = abs(x) function code(x_m, y) t_0 = sqrt(Float64(x_m * 0.5)) return Float64(1.0 / cos(Float64(t_0 / Float64(y / t_0)))) end
x_m = abs(x); function tmp = code(x_m, y) t_0 = sqrt((x_m * 0.5)); tmp = 1.0 / cos((t_0 / (y / t_0))); end
x_m = N[Abs[x], $MachinePrecision]
code[x$95$m_, y_] := Block[{t$95$0 = N[Sqrt[N[(x$95$m * 0.5), $MachinePrecision]], $MachinePrecision]}, N[(1.0 / N[Cos[N[(t$95$0 / N[(y / t$95$0), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
x_m = \left|x\right|
\\
\begin{array}{l}
t_0 := \sqrt{x\_m \cdot 0.5}\\
\frac{1}{\cos \left(\frac{t\_0}{\frac{y}{t\_0}}\right)}
\end{array}
\end{array}
Initial program 41.0%
Taylor expanded in x around inf 50.8%
associate-*r/50.8%
Simplified50.8%
Taylor expanded in x around inf 50.8%
associate-*r/50.8%
*-commutative50.8%
associate-*r/50.7%
Simplified50.7%
add-cbrt-cube48.0%
pow348.2%
associate-*r/48.1%
Applied egg-rr48.1%
rem-cbrt-cube50.8%
add-sqr-sqrt23.6%
associate-/l*23.5%
Applied egg-rr23.5%
Final simplification23.5%
x_m = (fabs.f64 x) (FPCore (x_m y) :precision binary64 (log1p (expm1 (/ 1.0 (cos (/ (* x_m 0.5) y))))))
x_m = fabs(x);
double code(double x_m, double y) {
return log1p(expm1((1.0 / cos(((x_m * 0.5) / y)))));
}
x_m = Math.abs(x);
public static double code(double x_m, double y) {
return Math.log1p(Math.expm1((1.0 / Math.cos(((x_m * 0.5) / y)))));
}
x_m = math.fabs(x) def code(x_m, y): return math.log1p(math.expm1((1.0 / math.cos(((x_m * 0.5) / y)))))
x_m = abs(x) function code(x_m, y) return log1p(expm1(Float64(1.0 / cos(Float64(Float64(x_m * 0.5) / y))))) end
x_m = N[Abs[x], $MachinePrecision] code[x$95$m_, y_] := N[Log[1 + N[(Exp[N[(1.0 / N[Cos[N[(N[(x$95$m * 0.5), $MachinePrecision] / y), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]] - 1), $MachinePrecision]], $MachinePrecision]
\begin{array}{l}
x_m = \left|x\right|
\\
\mathsf{log1p}\left(\mathsf{expm1}\left(\frac{1}{\cos \left(\frac{x\_m \cdot 0.5}{y}\right)}\right)\right)
\end{array}
Initial program 41.0%
Taylor expanded in x around inf 50.8%
associate-*r/50.8%
Simplified50.8%
Taylor expanded in x around inf 50.8%
associate-*r/50.8%
*-commutative50.8%
associate-*r/50.7%
Simplified50.7%
log1p-expm1-u50.7%
associate-*r/50.8%
Applied egg-rr50.8%
Final simplification50.8%
x_m = (fabs.f64 x) (FPCore (x_m y) :precision binary64 (/ 1.0 (cos (* x_m (/ 0.5 y)))))
x_m = fabs(x);
double code(double x_m, double y) {
return 1.0 / cos((x_m * (0.5 / y)));
}
x_m = abs(x)
real(8) function code(x_m, y)
real(8), intent (in) :: x_m
real(8), intent (in) :: y
code = 1.0d0 / cos((x_m * (0.5d0 / y)))
end function
x_m = Math.abs(x);
public static double code(double x_m, double y) {
return 1.0 / Math.cos((x_m * (0.5 / y)));
}
x_m = math.fabs(x) def code(x_m, y): return 1.0 / math.cos((x_m * (0.5 / y)))
x_m = abs(x) function code(x_m, y) return Float64(1.0 / cos(Float64(x_m * Float64(0.5 / y)))) end
x_m = abs(x); function tmp = code(x_m, y) tmp = 1.0 / cos((x_m * (0.5 / y))); end
x_m = N[Abs[x], $MachinePrecision] code[x$95$m_, y_] := N[(1.0 / N[Cos[N[(x$95$m * N[(0.5 / y), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
x_m = \left|x\right|
\\
\frac{1}{\cos \left(x\_m \cdot \frac{0.5}{y}\right)}
\end{array}
Initial program 41.0%
Taylor expanded in x around inf 50.8%
associate-*r/50.8%
Simplified50.8%
Taylor expanded in x around inf 50.8%
associate-*r/50.8%
*-commutative50.8%
associate-*r/50.7%
Simplified50.7%
Final simplification50.7%
x_m = (fabs.f64 x) (FPCore (x_m y) :precision binary64 (/ 1.0 (cos (/ 0.5 (/ y x_m)))))
x_m = fabs(x);
double code(double x_m, double y) {
return 1.0 / cos((0.5 / (y / x_m)));
}
x_m = abs(x)
real(8) function code(x_m, y)
real(8), intent (in) :: x_m
real(8), intent (in) :: y
code = 1.0d0 / cos((0.5d0 / (y / x_m)))
end function
x_m = Math.abs(x);
public static double code(double x_m, double y) {
return 1.0 / Math.cos((0.5 / (y / x_m)));
}
x_m = math.fabs(x) def code(x_m, y): return 1.0 / math.cos((0.5 / (y / x_m)))
x_m = abs(x) function code(x_m, y) return Float64(1.0 / cos(Float64(0.5 / Float64(y / x_m)))) end
x_m = abs(x); function tmp = code(x_m, y) tmp = 1.0 / cos((0.5 / (y / x_m))); end
x_m = N[Abs[x], $MachinePrecision] code[x$95$m_, y_] := N[(1.0 / N[Cos[N[(0.5 / N[(y / x$95$m), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
x_m = \left|x\right|
\\
\frac{1}{\cos \left(\frac{0.5}{\frac{y}{x\_m}}\right)}
\end{array}
Initial program 41.0%
Taylor expanded in x around inf 50.8%
associate-*r/50.8%
Simplified50.8%
Taylor expanded in x around inf 50.8%
associate-*r/50.8%
*-commutative50.8%
associate-*r/50.7%
Simplified50.7%
Taylor expanded in x around inf 50.8%
associate-*r/50.8%
associate-/l*50.7%
Simplified50.7%
Final simplification50.7%
x_m = (fabs.f64 x) (FPCore (x_m y) :precision binary64 (/ 1.0 (cos (/ (* x_m 0.5) y))))
x_m = fabs(x);
double code(double x_m, double y) {
return 1.0 / cos(((x_m * 0.5) / y));
}
x_m = abs(x)
real(8) function code(x_m, y)
real(8), intent (in) :: x_m
real(8), intent (in) :: y
code = 1.0d0 / cos(((x_m * 0.5d0) / y))
end function
x_m = Math.abs(x);
public static double code(double x_m, double y) {
return 1.0 / Math.cos(((x_m * 0.5) / y));
}
x_m = math.fabs(x) def code(x_m, y): return 1.0 / math.cos(((x_m * 0.5) / y))
x_m = abs(x) function code(x_m, y) return Float64(1.0 / cos(Float64(Float64(x_m * 0.5) / y))) end
x_m = abs(x); function tmp = code(x_m, y) tmp = 1.0 / cos(((x_m * 0.5) / y)); end
x_m = N[Abs[x], $MachinePrecision] code[x$95$m_, y_] := N[(1.0 / N[Cos[N[(N[(x$95$m * 0.5), $MachinePrecision] / y), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
x_m = \left|x\right|
\\
\frac{1}{\cos \left(\frac{x\_m \cdot 0.5}{y}\right)}
\end{array}
Initial program 41.0%
Taylor expanded in x around inf 50.8%
associate-*r/50.8%
Simplified50.8%
Final simplification50.8%
x_m = (fabs.f64 x) (FPCore (x_m y) :precision binary64 1.0)
x_m = fabs(x);
double code(double x_m, double y) {
return 1.0;
}
x_m = abs(x)
real(8) function code(x_m, y)
real(8), intent (in) :: x_m
real(8), intent (in) :: y
code = 1.0d0
end function
x_m = Math.abs(x);
public static double code(double x_m, double y) {
return 1.0;
}
x_m = math.fabs(x) def code(x_m, y): return 1.0
x_m = abs(x) function code(x_m, y) return 1.0 end
x_m = abs(x); function tmp = code(x_m, y) tmp = 1.0; end
x_m = N[Abs[x], $MachinePrecision] code[x$95$m_, y_] := 1.0
\begin{array}{l}
x_m = \left|x\right|
\\
1
\end{array}
Initial program 41.0%
Taylor expanded in x around 0 50.0%
Final simplification50.0%
(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 2024040
(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)))))