
(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}
(FPCore (x y z t)
:precision binary64
(if (<= (sqrt t) 8.5e+93)
(pow (/ 3.0 (acos (/ (/ 0.05555555555555555 y) (/ z (* x (sqrt t)))))) -1.0)
(*
0.3333333333333333
(acos (* (sqrt t) (* (/ 0.05555555555555555 y) (/ x z)))))))
double code(double x, double y, double z, double t) {
double tmp;
if (sqrt(t) <= 8.5e+93) {
tmp = pow((3.0 / acos(((0.05555555555555555 / y) / (z / (x * sqrt(t)))))), -1.0);
} else {
tmp = 0.3333333333333333 * acos((sqrt(t) * ((0.05555555555555555 / y) * (x / z))));
}
return tmp;
}
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
real(8) :: tmp
if (sqrt(t) <= 8.5d+93) then
tmp = (3.0d0 / acos(((0.05555555555555555d0 / y) / (z / (x * sqrt(t)))))) ** (-1.0d0)
else
tmp = 0.3333333333333333d0 * acos((sqrt(t) * ((0.05555555555555555d0 / y) * (x / z))))
end if
code = tmp
end function
public static double code(double x, double y, double z, double t) {
double tmp;
if (Math.sqrt(t) <= 8.5e+93) {
tmp = Math.pow((3.0 / Math.acos(((0.05555555555555555 / y) / (z / (x * Math.sqrt(t)))))), -1.0);
} else {
tmp = 0.3333333333333333 * Math.acos((Math.sqrt(t) * ((0.05555555555555555 / y) * (x / z))));
}
return tmp;
}
def code(x, y, z, t): tmp = 0 if math.sqrt(t) <= 8.5e+93: tmp = math.pow((3.0 / math.acos(((0.05555555555555555 / y) / (z / (x * math.sqrt(t)))))), -1.0) else: tmp = 0.3333333333333333 * math.acos((math.sqrt(t) * ((0.05555555555555555 / y) * (x / z)))) return tmp
function code(x, y, z, t) tmp = 0.0 if (sqrt(t) <= 8.5e+93) tmp = Float64(3.0 / acos(Float64(Float64(0.05555555555555555 / y) / Float64(z / Float64(x * sqrt(t)))))) ^ -1.0; else tmp = Float64(0.3333333333333333 * acos(Float64(sqrt(t) * Float64(Float64(0.05555555555555555 / y) * Float64(x / z))))); end return tmp end
function tmp_2 = code(x, y, z, t) tmp = 0.0; if (sqrt(t) <= 8.5e+93) tmp = (3.0 / acos(((0.05555555555555555 / y) / (z / (x * sqrt(t)))))) ^ -1.0; else tmp = 0.3333333333333333 * acos((sqrt(t) * ((0.05555555555555555 / y) * (x / z)))); end tmp_2 = tmp; end
code[x_, y_, z_, t_] := If[LessEqual[N[Sqrt[t], $MachinePrecision], 8.5e+93], N[Power[N[(3.0 / N[ArcCos[N[(N[(0.05555555555555555 / y), $MachinePrecision] / N[(z / N[(x * N[Sqrt[t], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision], -1.0], $MachinePrecision], N[(0.3333333333333333 * N[ArcCos[N[(N[Sqrt[t], $MachinePrecision] * N[(N[(0.05555555555555555 / y), $MachinePrecision] * N[(x / z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;\sqrt{t} \leq 8.5 \cdot 10^{+93}:\\
\;\;\;\;{\left(\frac{3}{\cos^{-1} \left(\frac{\frac{0.05555555555555555}{y}}{\frac{z}{x \cdot \sqrt{t}}}\right)}\right)}^{-1}\\
\mathbf{else}:\\
\;\;\;\;0.3333333333333333 \cdot \cos^{-1} \left(\sqrt{t} \cdot \left(\frac{0.05555555555555555}{y} \cdot \frac{x}{z}\right)\right)\\
\end{array}
\end{array}
if (sqrt.f64 t) < 8.5000000000000005e93Initial program 98.5%
*-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
Simplified98.4%
*-commutativeN/A
div-invN/A
associate-*l*N/A
*-commutativeN/A
associate-/l*N/A
associate-*l*N/A
*-lowering-*.f64N/A
sqrt-lowering-sqrt.f64N/A
*-lowering-*.f64N/A
/-lowering-/.f64N/A
associate-*l/N/A
metadata-evalN/A
/-lowering-/.f6497.1%
Applied egg-rr97.1%
Applied egg-rr98.0%
inv-powN/A
metadata-evalN/A
metadata-evalN/A
metadata-evalN/A
pow-prod-upN/A
pow-prod-downN/A
pow-lowering-pow.f64N/A
Applied egg-rr98.4%
*-commutativeN/A
associate-/r/N/A
pow-powN/A
metadata-evalN/A
inv-powN/A
inv-powN/A
pow-lowering-pow.f64N/A
Applied egg-rr99.9%
if 8.5000000000000005e93 < (sqrt.f64 t) Initial program 98.5%
*-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
Simplified82.9%
*-commutativeN/A
div-invN/A
associate-*l*N/A
*-commutativeN/A
associate-/l*N/A
associate-*l*N/A
*-lowering-*.f64N/A
sqrt-lowering-sqrt.f64N/A
*-lowering-*.f64N/A
/-lowering-/.f64N/A
associate-*l/N/A
metadata-evalN/A
/-lowering-/.f6498.5%
Applied egg-rr98.5%
Final simplification99.7%
(FPCore (x y z t)
:precision binary64
(let* ((t_1 (asin (/ 0.05555555555555555 (/ y (/ x (/ z (sqrt t))))))))
(*
(/ 0.3333333333333333 (+ (* (sqrt PI) (/ (sqrt PI) 2.0)) t_1))
(- (/ (* PI PI) 4.0) (pow t_1 2.0)))))
double code(double x, double y, double z, double t) {
double t_1 = asin((0.05555555555555555 / (y / (x / (z / sqrt(t))))));
return (0.3333333333333333 / ((sqrt(((double) M_PI)) * (sqrt(((double) M_PI)) / 2.0)) + t_1)) * (((((double) M_PI) * ((double) M_PI)) / 4.0) - pow(t_1, 2.0));
}
public static double code(double x, double y, double z, double t) {
double t_1 = Math.asin((0.05555555555555555 / (y / (x / (z / Math.sqrt(t))))));
return (0.3333333333333333 / ((Math.sqrt(Math.PI) * (Math.sqrt(Math.PI) / 2.0)) + t_1)) * (((Math.PI * Math.PI) / 4.0) - Math.pow(t_1, 2.0));
}
def code(x, y, z, t): t_1 = math.asin((0.05555555555555555 / (y / (x / (z / math.sqrt(t)))))) return (0.3333333333333333 / ((math.sqrt(math.pi) * (math.sqrt(math.pi) / 2.0)) + t_1)) * (((math.pi * math.pi) / 4.0) - math.pow(t_1, 2.0))
function code(x, y, z, t) t_1 = asin(Float64(0.05555555555555555 / Float64(y / Float64(x / Float64(z / sqrt(t)))))) return Float64(Float64(0.3333333333333333 / Float64(Float64(sqrt(pi) * Float64(sqrt(pi) / 2.0)) + t_1)) * Float64(Float64(Float64(pi * pi) / 4.0) - (t_1 ^ 2.0))) end
function tmp = code(x, y, z, t) t_1 = asin((0.05555555555555555 / (y / (x / (z / sqrt(t)))))); tmp = (0.3333333333333333 / ((sqrt(pi) * (sqrt(pi) / 2.0)) + t_1)) * (((pi * pi) / 4.0) - (t_1 ^ 2.0)); end
code[x_, y_, z_, t_] := Block[{t$95$1 = N[ArcSin[N[(0.05555555555555555 / N[(y / N[(x / N[(z / N[Sqrt[t], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]}, N[(N[(0.3333333333333333 / N[(N[(N[Sqrt[Pi], $MachinePrecision] * N[(N[Sqrt[Pi], $MachinePrecision] / 2.0), $MachinePrecision]), $MachinePrecision] + t$95$1), $MachinePrecision]), $MachinePrecision] * N[(N[(N[(Pi * Pi), $MachinePrecision] / 4.0), $MachinePrecision] - N[Power[t$95$1, 2.0], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := \sin^{-1} \left(\frac{0.05555555555555555}{\frac{y}{\frac{x}{\frac{z}{\sqrt{t}}}}}\right)\\
\frac{0.3333333333333333}{\sqrt{\pi} \cdot \frac{\sqrt{\pi}}{2} + t\_1} \cdot \left(\frac{\pi \cdot \pi}{4} - {t\_1}^{2}\right)
\end{array}
\end{array}
Initial program 98.5%
*-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
Simplified96.1%
*-commutativeN/A
div-invN/A
associate-*l*N/A
*-commutativeN/A
associate-/l*N/A
associate-*l*N/A
*-lowering-*.f64N/A
sqrt-lowering-sqrt.f64N/A
*-lowering-*.f64N/A
/-lowering-/.f64N/A
associate-*l/N/A
metadata-evalN/A
/-lowering-/.f6497.3%
Applied egg-rr97.3%
Applied egg-rr97.7%
add-sqr-sqrtN/A
associate-*l/N/A
*-lowering-*.f64N/A
/-lowering-/.f64N/A
sqrt-lowering-sqrt.f64N/A
PI-lowering-PI.f64N/A
sqrt-lowering-sqrt.f64N/A
PI-lowering-PI.f6499.2%
Applied egg-rr99.2%
Final simplification99.2%
(FPCore (x y z t) :precision binary64 (* 0.3333333333333333 (pow (pow (acos (/ (/ 0.05555555555555555 (/ y x)) (/ z (sqrt t)))) 0.25) 4.0)))
double code(double x, double y, double z, double t) {
return 0.3333333333333333 * pow(pow(acos(((0.05555555555555555 / (y / x)) / (z / sqrt(t)))), 0.25), 4.0);
}
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 = 0.3333333333333333d0 * ((acos(((0.05555555555555555d0 / (y / x)) / (z / sqrt(t)))) ** 0.25d0) ** 4.0d0)
end function
public static double code(double x, double y, double z, double t) {
return 0.3333333333333333 * Math.pow(Math.pow(Math.acos(((0.05555555555555555 / (y / x)) / (z / Math.sqrt(t)))), 0.25), 4.0);
}
def code(x, y, z, t): return 0.3333333333333333 * math.pow(math.pow(math.acos(((0.05555555555555555 / (y / x)) / (z / math.sqrt(t)))), 0.25), 4.0)
function code(x, y, z, t) return Float64(0.3333333333333333 * ((acos(Float64(Float64(0.05555555555555555 / Float64(y / x)) / Float64(z / sqrt(t)))) ^ 0.25) ^ 4.0)) end
function tmp = code(x, y, z, t) tmp = 0.3333333333333333 * ((acos(((0.05555555555555555 / (y / x)) / (z / sqrt(t)))) ^ 0.25) ^ 4.0); end
code[x_, y_, z_, t_] := N[(0.3333333333333333 * N[Power[N[Power[N[ArcCos[N[(N[(0.05555555555555555 / N[(y / x), $MachinePrecision]), $MachinePrecision] / N[(z / N[Sqrt[t], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision], 0.25], $MachinePrecision], 4.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
0.3333333333333333 \cdot {\left({\cos^{-1} \left(\frac{\frac{0.05555555555555555}{\frac{y}{x}}}{\frac{z}{\sqrt{t}}}\right)}^{0.25}\right)}^{4}
\end{array}
Initial program 98.5%
*-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
Simplified96.1%
*-commutativeN/A
div-invN/A
associate-*l*N/A
*-commutativeN/A
associate-/l*N/A
associate-*l*N/A
*-lowering-*.f64N/A
sqrt-lowering-sqrt.f64N/A
*-lowering-*.f64N/A
/-lowering-/.f64N/A
associate-*l/N/A
metadata-evalN/A
/-lowering-/.f6497.3%
Applied egg-rr97.3%
Applied egg-rr97.7%
remove-double-divN/A
unpow1N/A
metadata-evalN/A
pow-powN/A
sqr-powN/A
pow2N/A
pow-powN/A
metadata-evalN/A
pow-lowering-pow.f64N/A
Applied egg-rr97.5%
div-invN/A
associate-/r*N/A
clear-numN/A
associate-/r/N/A
associate-/r/N/A
associate-/r*N/A
/-lowering-/.f64N/A
/-lowering-/.f64N/A
/-lowering-/.f64N/A
/-lowering-/.f64N/A
sqrt-lowering-sqrt.f6499.1%
Applied egg-rr99.1%
(FPCore (x y z t) :precision binary64 (* 0.3333333333333333 (acos (* (sqrt t) (* (/ 0.05555555555555555 y) (/ x z))))))
double code(double x, double y, double z, double t) {
return 0.3333333333333333 * acos((sqrt(t) * ((0.05555555555555555 / y) * (x / z))));
}
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((sqrt(t) * ((0.05555555555555555d0 / y) * (x / z))))
end function
public static double code(double x, double y, double z, double t) {
return 0.3333333333333333 * Math.acos((Math.sqrt(t) * ((0.05555555555555555 / y) * (x / z))));
}
def code(x, y, z, t): return 0.3333333333333333 * math.acos((math.sqrt(t) * ((0.05555555555555555 / y) * (x / z))))
function code(x, y, z, t) return Float64(0.3333333333333333 * acos(Float64(sqrt(t) * Float64(Float64(0.05555555555555555 / y) * Float64(x / z))))) end
function tmp = code(x, y, z, t) tmp = 0.3333333333333333 * acos((sqrt(t) * ((0.05555555555555555 / y) * (x / z)))); end
code[x_, y_, z_, t_] := N[(0.3333333333333333 * N[ArcCos[N[(N[Sqrt[t], $MachinePrecision] * N[(N[(0.05555555555555555 / y), $MachinePrecision] * N[(x / z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
0.3333333333333333 \cdot \cos^{-1} \left(\sqrt{t} \cdot \left(\frac{0.05555555555555555}{y} \cdot \frac{x}{z}\right)\right)
\end{array}
Initial program 98.5%
*-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
Simplified96.1%
*-commutativeN/A
div-invN/A
associate-*l*N/A
*-commutativeN/A
associate-/l*N/A
associate-*l*N/A
*-lowering-*.f64N/A
sqrt-lowering-sqrt.f64N/A
*-lowering-*.f64N/A
/-lowering-/.f64N/A
associate-*l/N/A
metadata-evalN/A
/-lowering-/.f6497.3%
Applied egg-rr97.3%
Final simplification97.3%
(FPCore (x y z t) :precision binary64 (* 0.3333333333333333 (acos (* 0.05555555555555555 (/ (/ (* x (sqrt t)) z) y)))))
double code(double x, double y, double z, double t) {
return 0.3333333333333333 * acos((0.05555555555555555 * (((x * sqrt(t)) / z) / y)));
}
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
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)));
}
def code(x, y, z, t): return 0.3333333333333333 * math.acos((0.05555555555555555 * (((x * math.sqrt(t)) / z) / y)))
function code(x, y, z, t) return Float64(0.3333333333333333 * acos(Float64(0.05555555555555555 * Float64(Float64(Float64(x * sqrt(t)) / z) / y)))) end
function tmp = code(x, y, z, t) tmp = 0.3333333333333333 * acos((0.05555555555555555 * (((x * sqrt(t)) / z) / y))); end
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}
\\
0.3333333333333333 \cdot \cos^{-1} \left(0.05555555555555555 \cdot \frac{\frac{x \cdot \sqrt{t}}{z}}{y}\right)
\end{array}
Initial program 98.5%
*-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
Simplified96.1%
(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 2024160
(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)))))