
(FPCore (x y z t) :precision binary64 (* (/ 1.0 3.0) (acos (* (/ (* 3.0 (/ x (* y 27.0))) (* z 2.0)) (sqrt t)))))
double code(double x, double y, double z, double t) {
return (1.0 / 3.0) * acos((((3.0 * (x / (y * 27.0))) / (z * 2.0)) * sqrt(t)));
}
real(8) function code(x, y, z, t)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
code = (1.0d0 / 3.0d0) * acos((((3.0d0 * (x / (y * 27.0d0))) / (z * 2.0d0)) * sqrt(t)))
end function
public static double code(double x, double y, double z, double t) {
return (1.0 / 3.0) * Math.acos((((3.0 * (x / (y * 27.0))) / (z * 2.0)) * Math.sqrt(t)));
}
def code(x, y, z, t): return (1.0 / 3.0) * math.acos((((3.0 * (x / (y * 27.0))) / (z * 2.0)) * math.sqrt(t)))
function code(x, y, z, t) return Float64(Float64(1.0 / 3.0) * acos(Float64(Float64(Float64(3.0 * Float64(x / Float64(y * 27.0))) / Float64(z * 2.0)) * sqrt(t)))) end
function tmp = code(x, y, z, t) tmp = (1.0 / 3.0) * acos((((3.0 * (x / (y * 27.0))) / (z * 2.0)) * sqrt(t))); end
code[x_, y_, z_, t_] := N[(N[(1.0 / 3.0), $MachinePrecision] * N[ArcCos[N[(N[(N[(3.0 * N[(x / N[(y * 27.0), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(z * 2.0), $MachinePrecision]), $MachinePrecision] * N[Sqrt[t], $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{1}{3} \cdot \cos^{-1} \left(\frac{3 \cdot \frac{x}{y \cdot 27}}{z \cdot 2} \cdot \sqrt{t}\right)
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 5 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x y z t) :precision binary64 (* (/ 1.0 3.0) (acos (* (/ (* 3.0 (/ x (* y 27.0))) (* z 2.0)) (sqrt t)))))
double code(double x, double y, double z, double t) {
return (1.0 / 3.0) * acos((((3.0 * (x / (y * 27.0))) / (z * 2.0)) * sqrt(t)));
}
real(8) function code(x, y, z, t)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
code = (1.0d0 / 3.0d0) * acos((((3.0d0 * (x / (y * 27.0d0))) / (z * 2.0d0)) * sqrt(t)))
end function
public static double code(double x, double y, double z, double t) {
return (1.0 / 3.0) * Math.acos((((3.0 * (x / (y * 27.0))) / (z * 2.0)) * Math.sqrt(t)));
}
def code(x, y, z, t): return (1.0 / 3.0) * math.acos((((3.0 * (x / (y * 27.0))) / (z * 2.0)) * math.sqrt(t)))
function code(x, y, z, t) return Float64(Float64(1.0 / 3.0) * acos(Float64(Float64(Float64(3.0 * Float64(x / Float64(y * 27.0))) / Float64(z * 2.0)) * sqrt(t)))) end
function tmp = code(x, y, z, t) tmp = (1.0 / 3.0) * acos((((3.0 * (x / (y * 27.0))) / (z * 2.0)) * sqrt(t))); end
code[x_, y_, z_, t_] := N[(N[(1.0 / 3.0), $MachinePrecision] * N[ArcCos[N[(N[(N[(3.0 * N[(x / N[(y * 27.0), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] / N[(z * 2.0), $MachinePrecision]), $MachinePrecision] * N[Sqrt[t], $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{1}{3} \cdot \cos^{-1} \left(\frac{3 \cdot \frac{x}{y \cdot 27}}{z \cdot 2} \cdot \sqrt{t}\right)
\end{array}
NOTE: x, y, z, and t should be sorted in increasing order before calling this function.
(FPCore (x y z t)
:precision binary64
(*
(/
1.0
(/
(+ (asin (/ 0.05555555555555555 (/ (* (/ z x) y) (sqrt t)))) (/ PI 2.0))
0.3333333333333333))
(-
(* 0.25 (* PI PI))
(pow (asin (/ (* x (/ (* 0.05555555555555555 (sqrt t)) z)) y)) 2.0))))assert(x < y && y < z && z < t);
double code(double x, double y, double z, double t) {
return (1.0 / ((asin((0.05555555555555555 / (((z / x) * y) / sqrt(t)))) + (((double) M_PI) / 2.0)) / 0.3333333333333333)) * ((0.25 * (((double) M_PI) * ((double) M_PI))) - pow(asin(((x * ((0.05555555555555555 * sqrt(t)) / z)) / y)), 2.0));
}
assert x < y && y < z && z < t;
public static double code(double x, double y, double z, double t) {
return (1.0 / ((Math.asin((0.05555555555555555 / (((z / x) * y) / Math.sqrt(t)))) + (Math.PI / 2.0)) / 0.3333333333333333)) * ((0.25 * (Math.PI * Math.PI)) - Math.pow(Math.asin(((x * ((0.05555555555555555 * Math.sqrt(t)) / z)) / y)), 2.0));
}
[x, y, z, t] = sort([x, y, z, t]) def code(x, y, z, t): return (1.0 / ((math.asin((0.05555555555555555 / (((z / x) * y) / math.sqrt(t)))) + (math.pi / 2.0)) / 0.3333333333333333)) * ((0.25 * (math.pi * math.pi)) - math.pow(math.asin(((x * ((0.05555555555555555 * math.sqrt(t)) / z)) / y)), 2.0))
x, y, z, t = sort([x, y, z, t]) function code(x, y, z, t) return Float64(Float64(1.0 / Float64(Float64(asin(Float64(0.05555555555555555 / Float64(Float64(Float64(z / x) * y) / sqrt(t)))) + Float64(pi / 2.0)) / 0.3333333333333333)) * Float64(Float64(0.25 * Float64(pi * pi)) - (asin(Float64(Float64(x * Float64(Float64(0.05555555555555555 * sqrt(t)) / z)) / y)) ^ 2.0))) end
x, y, z, t = num2cell(sort([x, y, z, t])){:}
function tmp = code(x, y, z, t)
tmp = (1.0 / ((asin((0.05555555555555555 / (((z / x) * y) / sqrt(t)))) + (pi / 2.0)) / 0.3333333333333333)) * ((0.25 * (pi * pi)) - (asin(((x * ((0.05555555555555555 * sqrt(t)) / z)) / y)) ^ 2.0));
end
NOTE: x, y, z, and t should be sorted in increasing order before calling this function. code[x_, y_, z_, t_] := N[(N[(1.0 / N[(N[(N[ArcSin[N[(0.05555555555555555 / N[(N[(N[(z / x), $MachinePrecision] * y), $MachinePrecision] / N[Sqrt[t], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision] + N[(Pi / 2.0), $MachinePrecision]), $MachinePrecision] / 0.3333333333333333), $MachinePrecision]), $MachinePrecision] * N[(N[(0.25 * N[(Pi * Pi), $MachinePrecision]), $MachinePrecision] - N[Power[N[ArcSin[N[(N[(x * N[(N[(0.05555555555555555 * N[Sqrt[t], $MachinePrecision]), $MachinePrecision] / z), $MachinePrecision]), $MachinePrecision] / y), $MachinePrecision]], $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
[x, y, z, t] = \mathsf{sort}([x, y, z, t])\\
\\
\frac{1}{\frac{\sin^{-1} \left(\frac{0.05555555555555555}{\frac{\frac{z}{x} \cdot y}{\sqrt{t}}}\right) + \frac{\pi}{2}}{0.3333333333333333}} \cdot \left(0.25 \cdot \left(\pi \cdot \pi\right) - {\sin^{-1} \left(\frac{x \cdot \frac{0.05555555555555555 \cdot \sqrt{t}}{z}}{y}\right)}^{2}\right)
\end{array}
Initial program 97.7%
*-lowering-*.f64N/A
metadata-evalN/A
acos-lowering-acos.f64N/A
associate-*l/N/A
*-commutativeN/A
associate-*r/N/A
*-commutativeN/A
times-fracN/A
associate-*l*N/A
times-fracN/A
associate-*r/N/A
*-lowering-*.f64N/A
metadata-evalN/A
metadata-evalN/A
associate-*l/N/A
associate-/l*N/A
*-commutativeN/A
associate-*r/N/A
Simplified96.9%
acos-asinN/A
flip--N/A
div-subN/A
--lowering--.f64N/A
Applied egg-rr97.5%
Taylor expanded in z around 0
sub-negN/A
distribute-rgt-inN/A
Simplified97.2%
clear-numN/A
/-lowering-/.f64N/A
/-lowering-/.f64N/A
Applied egg-rr97.2%
*-commutativeN/A
associate-/r*N/A
associate-*l/N/A
/-lowering-/.f64N/A
*-lowering-*.f64N/A
/-lowering-/.f64N/A
sqrt-lowering-sqrt.f6498.8%
Applied egg-rr98.8%
NOTE: x, y, z, and t should be sorted in increasing order before calling this function.
(FPCore (x y z t)
:precision binary64
(*
(-
(* 0.25 (* PI PI))
(pow (asin (/ (* x (/ (* 0.05555555555555555 (sqrt t)) z)) y)) 2.0))
(/
1.0
(/
(+ (/ PI 2.0) (asin (/ 0.05555555555555555 (* y (/ z (* x (sqrt t)))))))
0.3333333333333333))))assert(x < y && y < z && z < t);
double code(double x, double y, double z, double t) {
return ((0.25 * (((double) M_PI) * ((double) M_PI))) - pow(asin(((x * ((0.05555555555555555 * sqrt(t)) / z)) / y)), 2.0)) * (1.0 / (((((double) M_PI) / 2.0) + asin((0.05555555555555555 / (y * (z / (x * sqrt(t))))))) / 0.3333333333333333));
}
assert x < y && y < z && z < t;
public static double code(double x, double y, double z, double t) {
return ((0.25 * (Math.PI * Math.PI)) - Math.pow(Math.asin(((x * ((0.05555555555555555 * Math.sqrt(t)) / z)) / y)), 2.0)) * (1.0 / (((Math.PI / 2.0) + Math.asin((0.05555555555555555 / (y * (z / (x * Math.sqrt(t))))))) / 0.3333333333333333));
}
[x, y, z, t] = sort([x, y, z, t]) def code(x, y, z, t): return ((0.25 * (math.pi * math.pi)) - math.pow(math.asin(((x * ((0.05555555555555555 * math.sqrt(t)) / z)) / y)), 2.0)) * (1.0 / (((math.pi / 2.0) + math.asin((0.05555555555555555 / (y * (z / (x * math.sqrt(t))))))) / 0.3333333333333333))
x, y, z, t = sort([x, y, z, t]) function code(x, y, z, t) return Float64(Float64(Float64(0.25 * Float64(pi * pi)) - (asin(Float64(Float64(x * Float64(Float64(0.05555555555555555 * sqrt(t)) / z)) / y)) ^ 2.0)) * Float64(1.0 / Float64(Float64(Float64(pi / 2.0) + asin(Float64(0.05555555555555555 / Float64(y * Float64(z / Float64(x * sqrt(t))))))) / 0.3333333333333333))) end
x, y, z, t = num2cell(sort([x, y, z, t])){:}
function tmp = code(x, y, z, t)
tmp = ((0.25 * (pi * pi)) - (asin(((x * ((0.05555555555555555 * sqrt(t)) / z)) / y)) ^ 2.0)) * (1.0 / (((pi / 2.0) + asin((0.05555555555555555 / (y * (z / (x * sqrt(t))))))) / 0.3333333333333333));
end
NOTE: x, y, z, and t should be sorted in increasing order before calling this function. code[x_, y_, z_, t_] := N[(N[(N[(0.25 * N[(Pi * Pi), $MachinePrecision]), $MachinePrecision] - N[Power[N[ArcSin[N[(N[(x * N[(N[(0.05555555555555555 * N[Sqrt[t], $MachinePrecision]), $MachinePrecision] / z), $MachinePrecision]), $MachinePrecision] / y), $MachinePrecision]], $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision] * N[(1.0 / N[(N[(N[(Pi / 2.0), $MachinePrecision] + N[ArcSin[N[(0.05555555555555555 / N[(y * N[(z / N[(x * N[Sqrt[t], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision] / 0.3333333333333333), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
[x, y, z, t] = \mathsf{sort}([x, y, z, t])\\
\\
\left(0.25 \cdot \left(\pi \cdot \pi\right) - {\sin^{-1} \left(\frac{x \cdot \frac{0.05555555555555555 \cdot \sqrt{t}}{z}}{y}\right)}^{2}\right) \cdot \frac{1}{\frac{\frac{\pi}{2} + \sin^{-1} \left(\frac{0.05555555555555555}{y \cdot \frac{z}{x \cdot \sqrt{t}}}\right)}{0.3333333333333333}}
\end{array}
Initial program 97.7%
*-lowering-*.f64N/A
metadata-evalN/A
acos-lowering-acos.f64N/A
associate-*l/N/A
*-commutativeN/A
associate-*r/N/A
*-commutativeN/A
times-fracN/A
associate-*l*N/A
times-fracN/A
associate-*r/N/A
*-lowering-*.f64N/A
metadata-evalN/A
metadata-evalN/A
associate-*l/N/A
associate-/l*N/A
*-commutativeN/A
associate-*r/N/A
Simplified96.9%
acos-asinN/A
flip--N/A
div-subN/A
--lowering--.f64N/A
Applied egg-rr97.5%
Taylor expanded in z around 0
sub-negN/A
distribute-rgt-inN/A
Simplified97.2%
clear-numN/A
/-lowering-/.f64N/A
/-lowering-/.f64N/A
Applied egg-rr97.2%
Final simplification97.2%
NOTE: x, y, z, and t should be sorted in increasing order before calling this function.
(FPCore (x y z t)
:precision binary64
(let* ((t_1 (asin (/ (* x (/ (* 0.05555555555555555 (sqrt t)) z)) y))))
(*
(- (* 0.25 (* PI PI)) (pow t_1 2.0))
(/ 0.3333333333333333 (+ t_1 (* PI 0.5))))))assert(x < y && y < z && z < t);
double code(double x, double y, double z, double t) {
double t_1 = asin(((x * ((0.05555555555555555 * sqrt(t)) / z)) / y));
return ((0.25 * (((double) M_PI) * ((double) M_PI))) - pow(t_1, 2.0)) * (0.3333333333333333 / (t_1 + (((double) M_PI) * 0.5)));
}
assert x < y && y < z && z < t;
public static double code(double x, double y, double z, double t) {
double t_1 = Math.asin(((x * ((0.05555555555555555 * Math.sqrt(t)) / z)) / y));
return ((0.25 * (Math.PI * Math.PI)) - Math.pow(t_1, 2.0)) * (0.3333333333333333 / (t_1 + (Math.PI * 0.5)));
}
[x, y, z, t] = sort([x, y, z, t]) def code(x, y, z, t): t_1 = math.asin(((x * ((0.05555555555555555 * math.sqrt(t)) / z)) / y)) return ((0.25 * (math.pi * math.pi)) - math.pow(t_1, 2.0)) * (0.3333333333333333 / (t_1 + (math.pi * 0.5)))
x, y, z, t = sort([x, y, z, t]) function code(x, y, z, t) t_1 = asin(Float64(Float64(x * Float64(Float64(0.05555555555555555 * sqrt(t)) / z)) / y)) return Float64(Float64(Float64(0.25 * Float64(pi * pi)) - (t_1 ^ 2.0)) * Float64(0.3333333333333333 / Float64(t_1 + Float64(pi * 0.5)))) end
x, y, z, t = num2cell(sort([x, y, z, t])){:}
function tmp = code(x, y, z, t)
t_1 = asin(((x * ((0.05555555555555555 * sqrt(t)) / z)) / y));
tmp = ((0.25 * (pi * pi)) - (t_1 ^ 2.0)) * (0.3333333333333333 / (t_1 + (pi * 0.5)));
end
NOTE: x, y, z, and t should be sorted in increasing order before calling this function.
code[x_, y_, z_, t_] := Block[{t$95$1 = N[ArcSin[N[(N[(x * N[(N[(0.05555555555555555 * N[Sqrt[t], $MachinePrecision]), $MachinePrecision] / z), $MachinePrecision]), $MachinePrecision] / y), $MachinePrecision]], $MachinePrecision]}, N[(N[(N[(0.25 * N[(Pi * Pi), $MachinePrecision]), $MachinePrecision] - N[Power[t$95$1, 2.0], $MachinePrecision]), $MachinePrecision] * N[(0.3333333333333333 / N[(t$95$1 + N[(Pi * 0.5), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
[x, y, z, t] = \mathsf{sort}([x, y, z, t])\\
\\
\begin{array}{l}
t_1 := \sin^{-1} \left(\frac{x \cdot \frac{0.05555555555555555 \cdot \sqrt{t}}{z}}{y}\right)\\
\left(0.25 \cdot \left(\pi \cdot \pi\right) - {t\_1}^{2}\right) \cdot \frac{0.3333333333333333}{t\_1 + \pi \cdot 0.5}
\end{array}
\end{array}
Initial program 97.7%
*-lowering-*.f64N/A
metadata-evalN/A
acos-lowering-acos.f64N/A
associate-*l/N/A
*-commutativeN/A
associate-*r/N/A
*-commutativeN/A
times-fracN/A
associate-*l*N/A
times-fracN/A
associate-*r/N/A
*-lowering-*.f64N/A
metadata-evalN/A
metadata-evalN/A
associate-*l/N/A
associate-/l*N/A
*-commutativeN/A
associate-*r/N/A
Simplified96.9%
acos-asinN/A
flip--N/A
div-subN/A
--lowering--.f64N/A
Applied egg-rr97.5%
Taylor expanded in z around 0
sub-negN/A
distribute-rgt-inN/A
Simplified97.2%
Final simplification97.2%
NOTE: x, y, z, and t should be sorted in increasing order before calling this function. (FPCore (x y z t) :precision binary64 (* 0.3333333333333333 (acos (/ (/ 0.05555555555555555 (/ (/ z (sqrt t)) x)) y))))
assert(x < y && y < z && z < t);
double code(double x, double y, double z, double t) {
return 0.3333333333333333 * acos(((0.05555555555555555 / ((z / sqrt(t)) / x)) / y));
}
NOTE: x, y, z, and t should be sorted in increasing order before calling this function.
real(8) function code(x, y, z, t)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
code = 0.3333333333333333d0 * acos(((0.05555555555555555d0 / ((z / sqrt(t)) / x)) / y))
end function
assert x < y && y < z && z < t;
public static double code(double x, double y, double z, double t) {
return 0.3333333333333333 * Math.acos(((0.05555555555555555 / ((z / Math.sqrt(t)) / x)) / y));
}
[x, y, z, t] = sort([x, y, z, t]) def code(x, y, z, t): return 0.3333333333333333 * math.acos(((0.05555555555555555 / ((z / math.sqrt(t)) / x)) / y))
x, y, z, t = sort([x, y, z, t]) function code(x, y, z, t) return Float64(0.3333333333333333 * acos(Float64(Float64(0.05555555555555555 / Float64(Float64(z / sqrt(t)) / x)) / y))) end
x, y, z, t = num2cell(sort([x, y, z, t])){:}
function tmp = code(x, y, z, t)
tmp = 0.3333333333333333 * acos(((0.05555555555555555 / ((z / sqrt(t)) / x)) / y));
end
NOTE: x, y, z, and t should be sorted in increasing order before calling this function. code[x_, y_, z_, t_] := N[(0.3333333333333333 * N[ArcCos[N[(N[(0.05555555555555555 / N[(N[(z / N[Sqrt[t], $MachinePrecision]), $MachinePrecision] / x), $MachinePrecision]), $MachinePrecision] / y), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
[x, y, z, t] = \mathsf{sort}([x, y, z, t])\\
\\
0.3333333333333333 \cdot \cos^{-1} \left(\frac{\frac{0.05555555555555555}{\frac{\frac{z}{\sqrt{t}}}{x}}}{y}\right)
\end{array}
Initial program 97.7%
*-lowering-*.f64N/A
metadata-evalN/A
acos-lowering-acos.f64N/A
associate-*l/N/A
*-commutativeN/A
associate-*r/N/A
*-commutativeN/A
times-fracN/A
associate-*l*N/A
times-fracN/A
associate-*r/N/A
*-lowering-*.f64N/A
metadata-evalN/A
metadata-evalN/A
associate-*l/N/A
associate-/l*N/A
*-commutativeN/A
associate-*r/N/A
Simplified96.9%
*-commutativeN/A
*-lowering-*.f64N/A
acos-lowering-acos.f64N/A
associate-*r/N/A
/-lowering-/.f64N/A
clear-numN/A
un-div-invN/A
/-lowering-/.f64N/A
associate-/l/N/A
/-lowering-/.f64N/A
/-lowering-/.f64N/A
sqrt-lowering-sqrt.f6497.5%
Applied egg-rr97.5%
Final simplification97.5%
NOTE: x, y, z, and t should be sorted in increasing order before calling this function. (FPCore (x y z t) :precision binary64 (* 0.3333333333333333 (acos (* 0.05555555555555555 (/ (/ (* x (sqrt t)) z) y)))))
assert(x < y && y < z && z < t);
double code(double x, double y, double z, double t) {
return 0.3333333333333333 * acos((0.05555555555555555 * (((x * sqrt(t)) / z) / y)));
}
NOTE: x, y, z, and t should be sorted in increasing order before calling this function.
real(8) function code(x, y, z, t)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
code = 0.3333333333333333d0 * acos((0.05555555555555555d0 * (((x * sqrt(t)) / z) / y)))
end function
assert x < y && y < z && z < t;
public static double code(double x, double y, double z, double t) {
return 0.3333333333333333 * Math.acos((0.05555555555555555 * (((x * Math.sqrt(t)) / z) / y)));
}
[x, y, z, t] = sort([x, y, z, t]) def code(x, y, z, t): return 0.3333333333333333 * math.acos((0.05555555555555555 * (((x * math.sqrt(t)) / z) / y)))
x, y, z, t = sort([x, y, z, t]) function code(x, y, z, t) return Float64(0.3333333333333333 * acos(Float64(0.05555555555555555 * Float64(Float64(Float64(x * sqrt(t)) / z) / y)))) end
x, y, z, t = num2cell(sort([x, y, z, t])){:}
function tmp = code(x, y, z, t)
tmp = 0.3333333333333333 * acos((0.05555555555555555 * (((x * sqrt(t)) / z) / y)));
end
NOTE: x, y, z, and t should be sorted in increasing order before calling this function. code[x_, y_, z_, t_] := N[(0.3333333333333333 * N[ArcCos[N[(0.05555555555555555 * N[(N[(N[(x * N[Sqrt[t], $MachinePrecision]), $MachinePrecision] / z), $MachinePrecision] / y), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
[x, y, z, t] = \mathsf{sort}([x, y, z, t])\\
\\
0.3333333333333333 \cdot \cos^{-1} \left(0.05555555555555555 \cdot \frac{\frac{x \cdot \sqrt{t}}{z}}{y}\right)
\end{array}
Initial program 97.7%
*-lowering-*.f64N/A
metadata-evalN/A
acos-lowering-acos.f64N/A
associate-*l/N/A
*-commutativeN/A
associate-*r/N/A
*-commutativeN/A
times-fracN/A
associate-*l*N/A
times-fracN/A
associate-*r/N/A
*-lowering-*.f64N/A
metadata-evalN/A
metadata-evalN/A
associate-*l/N/A
associate-/l*N/A
*-commutativeN/A
associate-*r/N/A
Simplified96.9%
(FPCore (x y z t) :precision binary64 (/ (acos (* (/ (/ x 27.0) (* y z)) (/ (sqrt t) (/ 2.0 3.0)))) 3.0))
double code(double x, double y, double z, double t) {
return acos((((x / 27.0) / (y * z)) * (sqrt(t) / (2.0 / 3.0)))) / 3.0;
}
real(8) function code(x, y, z, t)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
code = acos((((x / 27.0d0) / (y * z)) * (sqrt(t) / (2.0d0 / 3.0d0)))) / 3.0d0
end function
public static double code(double x, double y, double z, double t) {
return Math.acos((((x / 27.0) / (y * z)) * (Math.sqrt(t) / (2.0 / 3.0)))) / 3.0;
}
def code(x, y, z, t): return math.acos((((x / 27.0) / (y * z)) * (math.sqrt(t) / (2.0 / 3.0)))) / 3.0
function code(x, y, z, t) return Float64(acos(Float64(Float64(Float64(x / 27.0) / Float64(y * z)) * Float64(sqrt(t) / Float64(2.0 / 3.0)))) / 3.0) end
function tmp = code(x, y, z, t) tmp = acos((((x / 27.0) / (y * z)) * (sqrt(t) / (2.0 / 3.0)))) / 3.0; end
code[x_, y_, z_, t_] := N[(N[ArcCos[N[(N[(N[(x / 27.0), $MachinePrecision] / N[(y * z), $MachinePrecision]), $MachinePrecision] * N[(N[Sqrt[t], $MachinePrecision] / N[(2.0 / 3.0), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision] / 3.0), $MachinePrecision]
\begin{array}{l}
\\
\frac{\cos^{-1} \left(\frac{\frac{x}{27}}{y \cdot z} \cdot \frac{\sqrt{t}}{\frac{2}{3}}\right)}{3}
\end{array}
herbie shell --seed 2024155
(FPCore (x y z t)
:name "Diagrams.Solve.Polynomial:cubForm from diagrams-solve-0.1, D"
:precision binary64
:alt
(! :herbie-platform default (/ (acos (* (/ (/ x 27) (* y z)) (/ (sqrt t) (/ 2 3)))) 3))
(* (/ 1.0 3.0) (acos (* (/ (* 3.0 (/ x (* y 27.0))) (* z 2.0)) (sqrt t)))))