
(FPCore (x y z) :precision binary64 (* 2.0 (sqrt (+ (+ (* x y) (* x z)) (* y z)))))
double code(double x, double y, double z) {
return 2.0 * sqrt((((x * y) + (x * z)) + (y * z)));
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = 2.0d0 * sqrt((((x * y) + (x * z)) + (y * z)))
end function
public static double code(double x, double y, double z) {
return 2.0 * Math.sqrt((((x * y) + (x * z)) + (y * z)));
}
def code(x, y, z): return 2.0 * math.sqrt((((x * y) + (x * z)) + (y * z)))
function code(x, y, z) return Float64(2.0 * sqrt(Float64(Float64(Float64(x * y) + Float64(x * z)) + Float64(y * z)))) end
function tmp = code(x, y, z) tmp = 2.0 * sqrt((((x * y) + (x * z)) + (y * z))); end
code[x_, y_, z_] := N[(2.0 * N[Sqrt[N[(N[(N[(x * y), $MachinePrecision] + N[(x * z), $MachinePrecision]), $MachinePrecision] + N[(y * z), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
2 \cdot \sqrt{\left(x \cdot y + x \cdot z\right) + y \cdot z}
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 8 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x y z) :precision binary64 (* 2.0 (sqrt (+ (+ (* x y) (* x z)) (* y z)))))
double code(double x, double y, double z) {
return 2.0 * sqrt((((x * y) + (x * z)) + (y * z)));
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = 2.0d0 * sqrt((((x * y) + (x * z)) + (y * z)))
end function
public static double code(double x, double y, double z) {
return 2.0 * Math.sqrt((((x * y) + (x * z)) + (y * z)));
}
def code(x, y, z): return 2.0 * math.sqrt((((x * y) + (x * z)) + (y * z)))
function code(x, y, z) return Float64(2.0 * sqrt(Float64(Float64(Float64(x * y) + Float64(x * z)) + Float64(y * z)))) end
function tmp = code(x, y, z) tmp = 2.0 * sqrt((((x * y) + (x * z)) + (y * z))); end
code[x_, y_, z_] := N[(2.0 * N[Sqrt[N[(N[(N[(x * y), $MachinePrecision] + N[(x * z), $MachinePrecision]), $MachinePrecision] + N[(y * z), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
2 \cdot \sqrt{\left(x \cdot y + x \cdot z\right) + y \cdot z}
\end{array}
NOTE: x, y, and z should be sorted in increasing order before calling this function. (FPCore (x y z) :precision binary64 (if (<= y 3e-284) (* 2.0 (pow (* (cbrt (+ y z)) (cbrt x)) 1.5)) (* 2.0 (* (sqrt z) (sqrt y)))))
assert(x < y && y < z);
double code(double x, double y, double z) {
double tmp;
if (y <= 3e-284) {
tmp = 2.0 * pow((cbrt((y + z)) * cbrt(x)), 1.5);
} else {
tmp = 2.0 * (sqrt(z) * sqrt(y));
}
return tmp;
}
assert x < y && y < z;
public static double code(double x, double y, double z) {
double tmp;
if (y <= 3e-284) {
tmp = 2.0 * Math.pow((Math.cbrt((y + z)) * Math.cbrt(x)), 1.5);
} else {
tmp = 2.0 * (Math.sqrt(z) * Math.sqrt(y));
}
return tmp;
}
x, y, z = sort([x, y, z]) function code(x, y, z) tmp = 0.0 if (y <= 3e-284) tmp = Float64(2.0 * (Float64(cbrt(Float64(y + z)) * cbrt(x)) ^ 1.5)); else tmp = Float64(2.0 * Float64(sqrt(z) * sqrt(y))); end return tmp end
NOTE: x, y, and z should be sorted in increasing order before calling this function. code[x_, y_, z_] := If[LessEqual[y, 3e-284], N[(2.0 * N[Power[N[(N[Power[N[(y + z), $MachinePrecision], 1/3], $MachinePrecision] * N[Power[x, 1/3], $MachinePrecision]), $MachinePrecision], 1.5], $MachinePrecision]), $MachinePrecision], N[(2.0 * N[(N[Sqrt[z], $MachinePrecision] * N[Sqrt[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
[x, y, z] = \mathsf{sort}([x, y, z])\\
\\
\begin{array}{l}
\mathbf{if}\;y \leq 3 \cdot 10^{-284}:\\
\;\;\;\;2 \cdot {\left(\sqrt[3]{y + z} \cdot \sqrt[3]{x}\right)}^{1.5}\\
\mathbf{else}:\\
\;\;\;\;2 \cdot \left(\sqrt{z} \cdot \sqrt{y}\right)\\
\end{array}
\end{array}
if y < 3e-284Initial program 70.5%
distribute-lft-out70.5%
Simplified70.5%
Taylor expanded in x around inf 50.9%
*-commutative50.9%
add-cube-cbrt50.3%
unpow350.4%
sqrt-pow150.5%
rem-cbrt-cube50.4%
unpow350.4%
add-cube-cbrt50.5%
+-commutative50.5%
metadata-eval50.5%
Applied egg-rr50.5%
*-commutative50.5%
cbrt-prod70.8%
+-commutative70.8%
Applied egg-rr70.8%
if 3e-284 < y Initial program 69.4%
distribute-lft-out69.4%
Simplified69.4%
Taylor expanded in x around 0 29.5%
*-commutative29.5%
sqrt-prod39.8%
Applied egg-rr39.8%
Final simplification54.3%
NOTE: x, y, and z should be sorted in increasing order before calling this function.
(FPCore (x y z)
:precision binary64
(let* ((t_0 (+ (+ (* y x) (* z x)) (* y z))))
(if (or (<= t_0 1e-323) (not (<= t_0 4e+307)))
(* 2.0 (* (sqrt z) (sqrt y)))
(* 2.0 (sqrt (fma z (+ y x) (* y x)))))))assert(x < y && y < z);
double code(double x, double y, double z) {
double t_0 = ((y * x) + (z * x)) + (y * z);
double tmp;
if ((t_0 <= 1e-323) || !(t_0 <= 4e+307)) {
tmp = 2.0 * (sqrt(z) * sqrt(y));
} else {
tmp = 2.0 * sqrt(fma(z, (y + x), (y * x)));
}
return tmp;
}
x, y, z = sort([x, y, z]) function code(x, y, z) t_0 = Float64(Float64(Float64(y * x) + Float64(z * x)) + Float64(y * z)) tmp = 0.0 if ((t_0 <= 1e-323) || !(t_0 <= 4e+307)) tmp = Float64(2.0 * Float64(sqrt(z) * sqrt(y))); else tmp = Float64(2.0 * sqrt(fma(z, Float64(y + x), Float64(y * x)))); end return tmp end
NOTE: x, y, and z should be sorted in increasing order before calling this function.
code[x_, y_, z_] := Block[{t$95$0 = N[(N[(N[(y * x), $MachinePrecision] + N[(z * x), $MachinePrecision]), $MachinePrecision] + N[(y * z), $MachinePrecision]), $MachinePrecision]}, If[Or[LessEqual[t$95$0, 1e-323], N[Not[LessEqual[t$95$0, 4e+307]], $MachinePrecision]], N[(2.0 * N[(N[Sqrt[z], $MachinePrecision] * N[Sqrt[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(2.0 * N[Sqrt[N[(z * N[(y + x), $MachinePrecision] + N[(y * x), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
[x, y, z] = \mathsf{sort}([x, y, z])\\
\\
\begin{array}{l}
t_0 := \left(y \cdot x + z \cdot x\right) + y \cdot z\\
\mathbf{if}\;t_0 \leq 10^{-323} \lor \neg \left(t_0 \leq 4 \cdot 10^{+307}\right):\\
\;\;\;\;2 \cdot \left(\sqrt{z} \cdot \sqrt{y}\right)\\
\mathbf{else}:\\
\;\;\;\;2 \cdot \sqrt{\mathsf{fma}\left(z, y + x, y \cdot x\right)}\\
\end{array}
\end{array}
if (+.f64 (+.f64 (*.f64 x y) (*.f64 x z)) (*.f64 y z)) < 9.88131e-324 or 3.99999999999999994e307 < (+.f64 (+.f64 (*.f64 x y) (*.f64 x z)) (*.f64 y z)) Initial program 5.4%
distribute-lft-out5.5%
Simplified5.5%
Taylor expanded in x around 0 3.9%
*-commutative3.9%
sqrt-prod19.6%
Applied egg-rr19.6%
if 9.88131e-324 < (+.f64 (+.f64 (*.f64 x y) (*.f64 x z)) (*.f64 y z)) < 3.99999999999999994e307Initial program 99.8%
associate-+l+99.8%
+-commutative99.8%
distribute-rgt-out99.8%
fma-def99.8%
Simplified99.8%
Final simplification74.4%
NOTE: x, y, and z should be sorted in increasing order before calling this function.
(FPCore (x y z)
:precision binary64
(let* ((t_0 (+ (+ (* y x) (* z x)) (* y z))))
(if (or (<= t_0 1e-323) (not (<= t_0 4e+307)))
(* 2.0 (* (sqrt z) (sqrt y)))
(* 2.0 (sqrt (+ (* z x) (* y (+ z x))))))))assert(x < y && y < z);
double code(double x, double y, double z) {
double t_0 = ((y * x) + (z * x)) + (y * z);
double tmp;
if ((t_0 <= 1e-323) || !(t_0 <= 4e+307)) {
tmp = 2.0 * (sqrt(z) * sqrt(y));
} else {
tmp = 2.0 * sqrt(((z * x) + (y * (z + x))));
}
return tmp;
}
NOTE: x, y, and z should be sorted in increasing order before calling this function.
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8) :: t_0
real(8) :: tmp
t_0 = ((y * x) + (z * x)) + (y * z)
if ((t_0 <= 1d-323) .or. (.not. (t_0 <= 4d+307))) then
tmp = 2.0d0 * (sqrt(z) * sqrt(y))
else
tmp = 2.0d0 * sqrt(((z * x) + (y * (z + x))))
end if
code = tmp
end function
assert x < y && y < z;
public static double code(double x, double y, double z) {
double t_0 = ((y * x) + (z * x)) + (y * z);
double tmp;
if ((t_0 <= 1e-323) || !(t_0 <= 4e+307)) {
tmp = 2.0 * (Math.sqrt(z) * Math.sqrt(y));
} else {
tmp = 2.0 * Math.sqrt(((z * x) + (y * (z + x))));
}
return tmp;
}
[x, y, z] = sort([x, y, z]) def code(x, y, z): t_0 = ((y * x) + (z * x)) + (y * z) tmp = 0 if (t_0 <= 1e-323) or not (t_0 <= 4e+307): tmp = 2.0 * (math.sqrt(z) * math.sqrt(y)) else: tmp = 2.0 * math.sqrt(((z * x) + (y * (z + x)))) return tmp
x, y, z = sort([x, y, z]) function code(x, y, z) t_0 = Float64(Float64(Float64(y * x) + Float64(z * x)) + Float64(y * z)) tmp = 0.0 if ((t_0 <= 1e-323) || !(t_0 <= 4e+307)) tmp = Float64(2.0 * Float64(sqrt(z) * sqrt(y))); else tmp = Float64(2.0 * sqrt(Float64(Float64(z * x) + Float64(y * Float64(z + x))))); end return tmp end
x, y, z = num2cell(sort([x, y, z])){:}
function tmp_2 = code(x, y, z)
t_0 = ((y * x) + (z * x)) + (y * z);
tmp = 0.0;
if ((t_0 <= 1e-323) || ~((t_0 <= 4e+307)))
tmp = 2.0 * (sqrt(z) * sqrt(y));
else
tmp = 2.0 * sqrt(((z * x) + (y * (z + x))));
end
tmp_2 = tmp;
end
NOTE: x, y, and z should be sorted in increasing order before calling this function.
code[x_, y_, z_] := Block[{t$95$0 = N[(N[(N[(y * x), $MachinePrecision] + N[(z * x), $MachinePrecision]), $MachinePrecision] + N[(y * z), $MachinePrecision]), $MachinePrecision]}, If[Or[LessEqual[t$95$0, 1e-323], N[Not[LessEqual[t$95$0, 4e+307]], $MachinePrecision]], N[(2.0 * N[(N[Sqrt[z], $MachinePrecision] * N[Sqrt[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(2.0 * N[Sqrt[N[(N[(z * x), $MachinePrecision] + N[(y * N[(z + x), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
[x, y, z] = \mathsf{sort}([x, y, z])\\
\\
\begin{array}{l}
t_0 := \left(y \cdot x + z \cdot x\right) + y \cdot z\\
\mathbf{if}\;t_0 \leq 10^{-323} \lor \neg \left(t_0 \leq 4 \cdot 10^{+307}\right):\\
\;\;\;\;2 \cdot \left(\sqrt{z} \cdot \sqrt{y}\right)\\
\mathbf{else}:\\
\;\;\;\;2 \cdot \sqrt{z \cdot x + y \cdot \left(z + x\right)}\\
\end{array}
\end{array}
if (+.f64 (+.f64 (*.f64 x y) (*.f64 x z)) (*.f64 y z)) < 9.88131e-324 or 3.99999999999999994e307 < (+.f64 (+.f64 (*.f64 x y) (*.f64 x z)) (*.f64 y z)) Initial program 5.4%
distribute-lft-out5.5%
Simplified5.5%
Taylor expanded in x around 0 3.9%
*-commutative3.9%
sqrt-prod19.6%
Applied egg-rr19.6%
if 9.88131e-324 < (+.f64 (+.f64 (*.f64 x y) (*.f64 x z)) (*.f64 y z)) < 3.99999999999999994e307Initial program 99.8%
distribute-lft-out99.8%
Simplified99.8%
Taylor expanded in y around 0 99.8%
Final simplification74.4%
NOTE: x, y, and z should be sorted in increasing order before calling this function. (FPCore (x y z) :precision binary64 (* 2.0 (sqrt (+ (* y z) (* (+ y z) x)))))
assert(x < y && y < z);
double code(double x, double y, double z) {
return 2.0 * sqrt(((y * z) + ((y + z) * x)));
}
NOTE: x, y, and z should be sorted in increasing order before calling this function.
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = 2.0d0 * sqrt(((y * z) + ((y + z) * x)))
end function
assert x < y && y < z;
public static double code(double x, double y, double z) {
return 2.0 * Math.sqrt(((y * z) + ((y + z) * x)));
}
[x, y, z] = sort([x, y, z]) def code(x, y, z): return 2.0 * math.sqrt(((y * z) + ((y + z) * x)))
x, y, z = sort([x, y, z]) function code(x, y, z) return Float64(2.0 * sqrt(Float64(Float64(y * z) + Float64(Float64(y + z) * x)))) end
x, y, z = num2cell(sort([x, y, z])){:}
function tmp = code(x, y, z)
tmp = 2.0 * sqrt(((y * z) + ((y + z) * x)));
end
NOTE: x, y, and z should be sorted in increasing order before calling this function. code[x_, y_, z_] := N[(2.0 * N[Sqrt[N[(N[(y * z), $MachinePrecision] + N[(N[(y + z), $MachinePrecision] * x), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
[x, y, z] = \mathsf{sort}([x, y, z])\\
\\
2 \cdot \sqrt{y \cdot z + \left(y + z\right) \cdot x}
\end{array}
Initial program 69.9%
distribute-lft-out69.9%
Simplified69.9%
Final simplification69.9%
NOTE: x, y, and z should be sorted in increasing order before calling this function. (FPCore (x y z) :precision binary64 (if (<= y -2.65e-269) (* 2.0 (sqrt (* y x))) (* 2.0 (sqrt (* z (+ y x))))))
assert(x < y && y < z);
double code(double x, double y, double z) {
double tmp;
if (y <= -2.65e-269) {
tmp = 2.0 * sqrt((y * x));
} else {
tmp = 2.0 * sqrt((z * (y + x)));
}
return tmp;
}
NOTE: x, y, and z should be sorted in increasing order before calling this function.
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8) :: tmp
if (y <= (-2.65d-269)) then
tmp = 2.0d0 * sqrt((y * x))
else
tmp = 2.0d0 * sqrt((z * (y + x)))
end if
code = tmp
end function
assert x < y && y < z;
public static double code(double x, double y, double z) {
double tmp;
if (y <= -2.65e-269) {
tmp = 2.0 * Math.sqrt((y * x));
} else {
tmp = 2.0 * Math.sqrt((z * (y + x)));
}
return tmp;
}
[x, y, z] = sort([x, y, z]) def code(x, y, z): tmp = 0 if y <= -2.65e-269: tmp = 2.0 * math.sqrt((y * x)) else: tmp = 2.0 * math.sqrt((z * (y + x))) return tmp
x, y, z = sort([x, y, z]) function code(x, y, z) tmp = 0.0 if (y <= -2.65e-269) tmp = Float64(2.0 * sqrt(Float64(y * x))); else tmp = Float64(2.0 * sqrt(Float64(z * Float64(y + x)))); end return tmp end
x, y, z = num2cell(sort([x, y, z])){:}
function tmp_2 = code(x, y, z)
tmp = 0.0;
if (y <= -2.65e-269)
tmp = 2.0 * sqrt((y * x));
else
tmp = 2.0 * sqrt((z * (y + x)));
end
tmp_2 = tmp;
end
NOTE: x, y, and z should be sorted in increasing order before calling this function. code[x_, y_, z_] := If[LessEqual[y, -2.65e-269], N[(2.0 * N[Sqrt[N[(y * x), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], N[(2.0 * N[Sqrt[N[(z * N[(y + x), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
[x, y, z] = \mathsf{sort}([x, y, z])\\
\\
\begin{array}{l}
\mathbf{if}\;y \leq -2.65 \cdot 10^{-269}:\\
\;\;\;\;2 \cdot \sqrt{y \cdot x}\\
\mathbf{else}:\\
\;\;\;\;2 \cdot \sqrt{z \cdot \left(y + x\right)}\\
\end{array}
\end{array}
if y < -2.6499999999999999e-269Initial program 68.4%
distribute-lft-out68.4%
Simplified68.4%
Taylor expanded in z around 0 23.4%
if -2.6499999999999999e-269 < y Initial program 71.1%
distribute-lft-out71.1%
Simplified71.1%
Taylor expanded in z around inf 47.2%
Final simplification37.1%
NOTE: x, y, and z should be sorted in increasing order before calling this function. (FPCore (x y z) :precision binary64 (if (<= y -2e-301) (* 2.0 (sqrt (* (+ y z) x))) (* 2.0 (sqrt (* z (+ y x))))))
assert(x < y && y < z);
double code(double x, double y, double z) {
double tmp;
if (y <= -2e-301) {
tmp = 2.0 * sqrt(((y + z) * x));
} else {
tmp = 2.0 * sqrt((z * (y + x)));
}
return tmp;
}
NOTE: x, y, and z should be sorted in increasing order before calling this function.
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8) :: tmp
if (y <= (-2d-301)) then
tmp = 2.0d0 * sqrt(((y + z) * x))
else
tmp = 2.0d0 * sqrt((z * (y + x)))
end if
code = tmp
end function
assert x < y && y < z;
public static double code(double x, double y, double z) {
double tmp;
if (y <= -2e-301) {
tmp = 2.0 * Math.sqrt(((y + z) * x));
} else {
tmp = 2.0 * Math.sqrt((z * (y + x)));
}
return tmp;
}
[x, y, z] = sort([x, y, z]) def code(x, y, z): tmp = 0 if y <= -2e-301: tmp = 2.0 * math.sqrt(((y + z) * x)) else: tmp = 2.0 * math.sqrt((z * (y + x))) return tmp
x, y, z = sort([x, y, z]) function code(x, y, z) tmp = 0.0 if (y <= -2e-301) tmp = Float64(2.0 * sqrt(Float64(Float64(y + z) * x))); else tmp = Float64(2.0 * sqrt(Float64(z * Float64(y + x)))); end return tmp end
x, y, z = num2cell(sort([x, y, z])){:}
function tmp_2 = code(x, y, z)
tmp = 0.0;
if (y <= -2e-301)
tmp = 2.0 * sqrt(((y + z) * x));
else
tmp = 2.0 * sqrt((z * (y + x)));
end
tmp_2 = tmp;
end
NOTE: x, y, and z should be sorted in increasing order before calling this function. code[x_, y_, z_] := If[LessEqual[y, -2e-301], N[(2.0 * N[Sqrt[N[(N[(y + z), $MachinePrecision] * x), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], N[(2.0 * N[Sqrt[N[(z * N[(y + x), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
[x, y, z] = \mathsf{sort}([x, y, z])\\
\\
\begin{array}{l}
\mathbf{if}\;y \leq -2 \cdot 10^{-301}:\\
\;\;\;\;2 \cdot \sqrt{\left(y + z\right) \cdot x}\\
\mathbf{else}:\\
\;\;\;\;2 \cdot \sqrt{z \cdot \left(y + x\right)}\\
\end{array}
\end{array}
if y < -2.00000000000000013e-301Initial program 68.7%
distribute-lft-out68.7%
Simplified68.7%
Taylor expanded in x around inf 47.9%
if -2.00000000000000013e-301 < y Initial program 70.9%
distribute-lft-out70.9%
Simplified70.9%
Taylor expanded in z around inf 46.4%
Final simplification47.1%
NOTE: x, y, and z should be sorted in increasing order before calling this function. (FPCore (x y z) :precision binary64 (if (<= y -5e-310) (* 2.0 (sqrt (* y x))) (* 2.0 (sqrt (* y z)))))
assert(x < y && y < z);
double code(double x, double y, double z) {
double tmp;
if (y <= -5e-310) {
tmp = 2.0 * sqrt((y * x));
} else {
tmp = 2.0 * sqrt((y * z));
}
return tmp;
}
NOTE: x, y, and z should be sorted in increasing order before calling this function.
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8) :: tmp
if (y <= (-5d-310)) then
tmp = 2.0d0 * sqrt((y * x))
else
tmp = 2.0d0 * sqrt((y * z))
end if
code = tmp
end function
assert x < y && y < z;
public static double code(double x, double y, double z) {
double tmp;
if (y <= -5e-310) {
tmp = 2.0 * Math.sqrt((y * x));
} else {
tmp = 2.0 * Math.sqrt((y * z));
}
return tmp;
}
[x, y, z] = sort([x, y, z]) def code(x, y, z): tmp = 0 if y <= -5e-310: tmp = 2.0 * math.sqrt((y * x)) else: tmp = 2.0 * math.sqrt((y * z)) return tmp
x, y, z = sort([x, y, z]) function code(x, y, z) tmp = 0.0 if (y <= -5e-310) tmp = Float64(2.0 * sqrt(Float64(y * x))); else tmp = Float64(2.0 * sqrt(Float64(y * z))); end return tmp end
x, y, z = num2cell(sort([x, y, z])){:}
function tmp_2 = code(x, y, z)
tmp = 0.0;
if (y <= -5e-310)
tmp = 2.0 * sqrt((y * x));
else
tmp = 2.0 * sqrt((y * z));
end
tmp_2 = tmp;
end
NOTE: x, y, and z should be sorted in increasing order before calling this function. code[x_, y_, z_] := If[LessEqual[y, -5e-310], N[(2.0 * N[Sqrt[N[(y * x), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], N[(2.0 * N[Sqrt[N[(y * z), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
[x, y, z] = \mathsf{sort}([x, y, z])\\
\\
\begin{array}{l}
\mathbf{if}\;y \leq -5 \cdot 10^{-310}:\\
\;\;\;\;2 \cdot \sqrt{y \cdot x}\\
\mathbf{else}:\\
\;\;\;\;2 \cdot \sqrt{y \cdot z}\\
\end{array}
\end{array}
if y < -4.999999999999985e-310Initial program 69.2%
distribute-lft-out69.2%
Simplified69.2%
Taylor expanded in z around 0 22.3%
if -4.999999999999985e-310 < y Initial program 70.5%
distribute-lft-out70.5%
Simplified70.5%
Taylor expanded in x around 0 28.6%
Final simplification25.8%
NOTE: x, y, and z should be sorted in increasing order before calling this function. (FPCore (x y z) :precision binary64 (* 2.0 (sqrt (* y x))))
assert(x < y && y < z);
double code(double x, double y, double z) {
return 2.0 * sqrt((y * x));
}
NOTE: x, y, and z should be sorted in increasing order before calling this function.
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = 2.0d0 * sqrt((y * x))
end function
assert x < y && y < z;
public static double code(double x, double y, double z) {
return 2.0 * Math.sqrt((y * x));
}
[x, y, z] = sort([x, y, z]) def code(x, y, z): return 2.0 * math.sqrt((y * x))
x, y, z = sort([x, y, z]) function code(x, y, z) return Float64(2.0 * sqrt(Float64(y * x))) end
x, y, z = num2cell(sort([x, y, z])){:}
function tmp = code(x, y, z)
tmp = 2.0 * sqrt((y * x));
end
NOTE: x, y, and z should be sorted in increasing order before calling this function. code[x_, y_, z_] := N[(2.0 * N[Sqrt[N[(y * x), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
[x, y, z] = \mathsf{sort}([x, y, z])\\
\\
2 \cdot \sqrt{y \cdot x}
\end{array}
Initial program 69.9%
distribute-lft-out69.9%
Simplified69.9%
Taylor expanded in z around 0 23.9%
Final simplification23.9%
(FPCore (x y z)
:precision binary64
(let* ((t_0
(+
(* 0.25 (* (* (pow y -0.75) (* (pow z -0.75) x)) (+ y z)))
(* (pow z 0.25) (pow y 0.25)))))
(if (< z 7.636950090573675e+176)
(* 2.0 (sqrt (+ (* (+ x y) z) (* x y))))
(* (* t_0 t_0) 2.0))))
double code(double x, double y, double z) {
double t_0 = (0.25 * ((pow(y, -0.75) * (pow(z, -0.75) * x)) * (y + z))) + (pow(z, 0.25) * pow(y, 0.25));
double tmp;
if (z < 7.636950090573675e+176) {
tmp = 2.0 * sqrt((((x + y) * z) + (x * y)));
} else {
tmp = (t_0 * t_0) * 2.0;
}
return tmp;
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8) :: t_0
real(8) :: tmp
t_0 = (0.25d0 * (((y ** (-0.75d0)) * ((z ** (-0.75d0)) * x)) * (y + z))) + ((z ** 0.25d0) * (y ** 0.25d0))
if (z < 7.636950090573675d+176) then
tmp = 2.0d0 * sqrt((((x + y) * z) + (x * y)))
else
tmp = (t_0 * t_0) * 2.0d0
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double t_0 = (0.25 * ((Math.pow(y, -0.75) * (Math.pow(z, -0.75) * x)) * (y + z))) + (Math.pow(z, 0.25) * Math.pow(y, 0.25));
double tmp;
if (z < 7.636950090573675e+176) {
tmp = 2.0 * Math.sqrt((((x + y) * z) + (x * y)));
} else {
tmp = (t_0 * t_0) * 2.0;
}
return tmp;
}
def code(x, y, z): t_0 = (0.25 * ((math.pow(y, -0.75) * (math.pow(z, -0.75) * x)) * (y + z))) + (math.pow(z, 0.25) * math.pow(y, 0.25)) tmp = 0 if z < 7.636950090573675e+176: tmp = 2.0 * math.sqrt((((x + y) * z) + (x * y))) else: tmp = (t_0 * t_0) * 2.0 return tmp
function code(x, y, z) t_0 = Float64(Float64(0.25 * Float64(Float64((y ^ -0.75) * Float64((z ^ -0.75) * x)) * Float64(y + z))) + Float64((z ^ 0.25) * (y ^ 0.25))) tmp = 0.0 if (z < 7.636950090573675e+176) tmp = Float64(2.0 * sqrt(Float64(Float64(Float64(x + y) * z) + Float64(x * y)))); else tmp = Float64(Float64(t_0 * t_0) * 2.0); end return tmp end
function tmp_2 = code(x, y, z) t_0 = (0.25 * (((y ^ -0.75) * ((z ^ -0.75) * x)) * (y + z))) + ((z ^ 0.25) * (y ^ 0.25)); tmp = 0.0; if (z < 7.636950090573675e+176) tmp = 2.0 * sqrt((((x + y) * z) + (x * y))); else tmp = (t_0 * t_0) * 2.0; end tmp_2 = tmp; end
code[x_, y_, z_] := Block[{t$95$0 = N[(N[(0.25 * N[(N[(N[Power[y, -0.75], $MachinePrecision] * N[(N[Power[z, -0.75], $MachinePrecision] * x), $MachinePrecision]), $MachinePrecision] * N[(y + z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[(N[Power[z, 0.25], $MachinePrecision] * N[Power[y, 0.25], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]}, If[Less[z, 7.636950090573675e+176], N[(2.0 * N[Sqrt[N[(N[(N[(x + y), $MachinePrecision] * z), $MachinePrecision] + N[(x * y), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], N[(N[(t$95$0 * t$95$0), $MachinePrecision] * 2.0), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := 0.25 \cdot \left(\left({y}^{-0.75} \cdot \left({z}^{-0.75} \cdot x\right)\right) \cdot \left(y + z\right)\right) + {z}^{0.25} \cdot {y}^{0.25}\\
\mathbf{if}\;z < 7.636950090573675 \cdot 10^{+176}:\\
\;\;\;\;2 \cdot \sqrt{\left(x + y\right) \cdot z + x \cdot y}\\
\mathbf{else}:\\
\;\;\;\;\left(t_0 \cdot t_0\right) \cdot 2\\
\end{array}
\end{array}
herbie shell --seed 2023238
(FPCore (x y z)
:name "Diagrams.TwoD.Apollonian:descartes from diagrams-contrib-1.3.0.5"
:precision binary64
:herbie-target
(if (< z 7.636950090573675e+176) (* 2.0 (sqrt (+ (* (+ x y) z) (* x y)))) (* (* (+ (* 0.25 (* (* (pow y -0.75) (* (pow z -0.75) x)) (+ y z))) (* (pow z 0.25) (pow y 0.25))) (+ (* 0.25 (* (* (pow y -0.75) (* (pow z -0.75) x)) (+ y z))) (* (pow z 0.25) (pow y 0.25)))) 2.0))
(* 2.0 (sqrt (+ (+ (* x y) (* x z)) (* y z)))))