
(FPCore (x y z t) :precision binary64 (+ (/ (* x x) (* y y)) (/ (* z z) (* t t))))
double code(double x, double y, double z, double t) {
return ((x * x) / (y * y)) + ((z * z) / (t * 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 = ((x * x) / (y * y)) + ((z * z) / (t * t))
end function
public static double code(double x, double y, double z, double t) {
return ((x * x) / (y * y)) + ((z * z) / (t * t));
}
def code(x, y, z, t): return ((x * x) / (y * y)) + ((z * z) / (t * t))
function code(x, y, z, t) return Float64(Float64(Float64(x * x) / Float64(y * y)) + Float64(Float64(z * z) / Float64(t * t))) end
function tmp = code(x, y, z, t) tmp = ((x * x) / (y * y)) + ((z * z) / (t * t)); end
code[x_, y_, z_, t_] := N[(N[(N[(x * x), $MachinePrecision] / N[(y * y), $MachinePrecision]), $MachinePrecision] + N[(N[(z * z), $MachinePrecision] / N[(t * t), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{x \cdot x}{y \cdot y} + \frac{z \cdot z}{t \cdot t}
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 5 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x y z t) :precision binary64 (+ (/ (* x x) (* y y)) (/ (* z z) (* t t))))
double code(double x, double y, double z, double t) {
return ((x * x) / (y * y)) + ((z * z) / (t * 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 = ((x * x) / (y * y)) + ((z * z) / (t * t))
end function
public static double code(double x, double y, double z, double t) {
return ((x * x) / (y * y)) + ((z * z) / (t * t));
}
def code(x, y, z, t): return ((x * x) / (y * y)) + ((z * z) / (t * t))
function code(x, y, z, t) return Float64(Float64(Float64(x * x) / Float64(y * y)) + Float64(Float64(z * z) / Float64(t * t))) end
function tmp = code(x, y, z, t) tmp = ((x * x) / (y * y)) + ((z * z) / (t * t)); end
code[x_, y_, z_, t_] := N[(N[(N[(x * x), $MachinePrecision] / N[(y * y), $MachinePrecision]), $MachinePrecision] + N[(N[(z * z), $MachinePrecision] / N[(t * t), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{x \cdot x}{y \cdot y} + \frac{z \cdot z}{t \cdot t}
\end{array}
(FPCore (x y z t) :precision binary64 (+ (/ (/ x y) (/ y x)) (* (/ z t) (* z (/ 1.0 t)))))
double code(double x, double y, double z, double t) {
return ((x / y) / (y / x)) + ((z / t) * (z * (1.0 / 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 = ((x / y) / (y / x)) + ((z / t) * (z * (1.0d0 / t)))
end function
public static double code(double x, double y, double z, double t) {
return ((x / y) / (y / x)) + ((z / t) * (z * (1.0 / t)));
}
def code(x, y, z, t): return ((x / y) / (y / x)) + ((z / t) * (z * (1.0 / t)))
function code(x, y, z, t) return Float64(Float64(Float64(x / y) / Float64(y / x)) + Float64(Float64(z / t) * Float64(z * Float64(1.0 / t)))) end
function tmp = code(x, y, z, t) tmp = ((x / y) / (y / x)) + ((z / t) * (z * (1.0 / t))); end
code[x_, y_, z_, t_] := N[(N[(N[(x / y), $MachinePrecision] / N[(y / x), $MachinePrecision]), $MachinePrecision] + N[(N[(z / t), $MachinePrecision] * N[(z * N[(1.0 / t), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{\frac{x}{y}}{\frac{y}{x}} + \frac{z}{t} \cdot \left(z \cdot \frac{1}{t}\right)
\end{array}
Initial program 62.8%
associate-/l*68.2%
Simplified68.2%
times-frac86.8%
Applied egg-rr86.8%
associate-*r/79.5%
frac-times99.5%
clear-num99.5%
un-div-inv99.6%
Applied egg-rr99.6%
clear-num99.7%
associate-/r/99.7%
Applied egg-rr99.7%
Final simplification99.7%
(FPCore (x y z t) :precision binary64 (if (<= t 1e-178) (+ (* (/ z t) (/ z t)) (* x (/ x (* y y)))) (+ (* (/ x y) (/ x y)) (/ z (* t (/ t z))))))
double code(double x, double y, double z, double t) {
double tmp;
if (t <= 1e-178) {
tmp = ((z / t) * (z / t)) + (x * (x / (y * y)));
} else {
tmp = ((x / y) * (x / y)) + (z / (t * (t / 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 (t <= 1d-178) then
tmp = ((z / t) * (z / t)) + (x * (x / (y * y)))
else
tmp = ((x / y) * (x / y)) + (z / (t * (t / z)))
end if
code = tmp
end function
public static double code(double x, double y, double z, double t) {
double tmp;
if (t <= 1e-178) {
tmp = ((z / t) * (z / t)) + (x * (x / (y * y)));
} else {
tmp = ((x / y) * (x / y)) + (z / (t * (t / z)));
}
return tmp;
}
def code(x, y, z, t): tmp = 0 if t <= 1e-178: tmp = ((z / t) * (z / t)) + (x * (x / (y * y))) else: tmp = ((x / y) * (x / y)) + (z / (t * (t / z))) return tmp
function code(x, y, z, t) tmp = 0.0 if (t <= 1e-178) tmp = Float64(Float64(Float64(z / t) * Float64(z / t)) + Float64(x * Float64(x / Float64(y * y)))); else tmp = Float64(Float64(Float64(x / y) * Float64(x / y)) + Float64(z / Float64(t * Float64(t / z)))); end return tmp end
function tmp_2 = code(x, y, z, t) tmp = 0.0; if (t <= 1e-178) tmp = ((z / t) * (z / t)) + (x * (x / (y * y))); else tmp = ((x / y) * (x / y)) + (z / (t * (t / z))); end tmp_2 = tmp; end
code[x_, y_, z_, t_] := If[LessEqual[t, 1e-178], N[(N[(N[(z / t), $MachinePrecision] * N[(z / t), $MachinePrecision]), $MachinePrecision] + N[(x * N[(x / N[(y * y), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(N[(N[(x / y), $MachinePrecision] * N[(x / y), $MachinePrecision]), $MachinePrecision] + N[(z / N[(t * N[(t / z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;t \leq 10^{-178}:\\
\;\;\;\;\frac{z}{t} \cdot \frac{z}{t} + x \cdot \frac{x}{y \cdot y}\\
\mathbf{else}:\\
\;\;\;\;\frac{x}{y} \cdot \frac{x}{y} + \frac{z}{t \cdot \frac{t}{z}}\\
\end{array}
\end{array}
if t < 9.9999999999999995e-179Initial program 63.6%
associate-/l*69.1%
Simplified69.1%
times-frac89.7%
Applied egg-rr89.7%
if 9.9999999999999995e-179 < t Initial program 61.4%
associate-/r*66.7%
div-inv66.7%
pow266.7%
Applied egg-rr66.7%
unpow266.7%
associate-*l/71.6%
associate-*l*75.7%
clear-num75.6%
div-inv75.7%
frac-times75.7%
*-un-lft-identity75.7%
Applied egg-rr75.7%
frac-times99.5%
Applied egg-rr99.5%
Final simplification93.4%
(FPCore (x y z t) :precision binary64 (+ (/ (/ x y) (/ y x)) (* (/ z t) (/ z t))))
double code(double x, double y, double z, double t) {
return ((x / y) / (y / x)) + ((z / t) * (z / 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 = ((x / y) / (y / x)) + ((z / t) * (z / t))
end function
public static double code(double x, double y, double z, double t) {
return ((x / y) / (y / x)) + ((z / t) * (z / t));
}
def code(x, y, z, t): return ((x / y) / (y / x)) + ((z / t) * (z / t))
function code(x, y, z, t) return Float64(Float64(Float64(x / y) / Float64(y / x)) + Float64(Float64(z / t) * Float64(z / t))) end
function tmp = code(x, y, z, t) tmp = ((x / y) / (y / x)) + ((z / t) * (z / t)); end
code[x_, y_, z_, t_] := N[(N[(N[(x / y), $MachinePrecision] / N[(y / x), $MachinePrecision]), $MachinePrecision] + N[(N[(z / t), $MachinePrecision] * N[(z / t), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{\frac{x}{y}}{\frac{y}{x}} + \frac{z}{t} \cdot \frac{z}{t}
\end{array}
Initial program 62.8%
associate-/l*68.2%
Simplified68.2%
times-frac86.8%
Applied egg-rr86.8%
associate-*r/79.5%
frac-times99.5%
clear-num99.5%
un-div-inv99.6%
Applied egg-rr99.6%
(FPCore (x y z t) :precision binary64 (+ (* (/ x y) (/ x y)) (/ (/ z t) (/ t z))))
double code(double x, double y, double z, double t) {
return ((x / y) * (x / y)) + ((z / t) / (t / 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 = ((x / y) * (x / y)) + ((z / t) / (t / z))
end function
public static double code(double x, double y, double z, double t) {
return ((x / y) * (x / y)) + ((z / t) / (t / z));
}
def code(x, y, z, t): return ((x / y) * (x / y)) + ((z / t) / (t / z))
function code(x, y, z, t) return Float64(Float64(Float64(x / y) * Float64(x / y)) + Float64(Float64(z / t) / Float64(t / z))) end
function tmp = code(x, y, z, t) tmp = ((x / y) * (x / y)) + ((z / t) / (t / z)); end
code[x_, y_, z_, t_] := N[(N[(N[(x / y), $MachinePrecision] * N[(x / y), $MachinePrecision]), $MachinePrecision] + N[(N[(z / t), $MachinePrecision] / N[(t / z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{x}{y} \cdot \frac{x}{y} + \frac{\frac{z}{t}}{\frac{t}{z}}
\end{array}
Initial program 62.8%
associate-/r*69.8%
div-inv69.8%
pow269.8%
Applied egg-rr69.8%
unpow269.8%
associate-*l/76.9%
associate-*l*79.6%
div-inv79.5%
clear-num79.6%
un-div-inv79.6%
Applied egg-rr79.6%
frac-times99.6%
Applied egg-rr99.6%
(FPCore (x y z t) :precision binary64 (+ (* (/ z t) (/ z t)) (* x (/ x (* y y)))))
double code(double x, double y, double z, double t) {
return ((z / t) * (z / t)) + (x * (x / (y * 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 = ((z / t) * (z / t)) + (x * (x / (y * y)))
end function
public static double code(double x, double y, double z, double t) {
return ((z / t) * (z / t)) + (x * (x / (y * y)));
}
def code(x, y, z, t): return ((z / t) * (z / t)) + (x * (x / (y * y)))
function code(x, y, z, t) return Float64(Float64(Float64(z / t) * Float64(z / t)) + Float64(x * Float64(x / Float64(y * y)))) end
function tmp = code(x, y, z, t) tmp = ((z / t) * (z / t)) + (x * (x / (y * y))); end
code[x_, y_, z_, t_] := N[(N[(N[(z / t), $MachinePrecision] * N[(z / t), $MachinePrecision]), $MachinePrecision] + N[(x * N[(x / N[(y * y), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{z}{t} \cdot \frac{z}{t} + x \cdot \frac{x}{y \cdot y}
\end{array}
Initial program 62.8%
associate-/l*68.2%
Simplified68.2%
times-frac86.8%
Applied egg-rr86.8%
Final simplification86.8%
(FPCore (x y z t) :precision binary64 (+ (pow (/ x y) 2.0) (pow (/ z t) 2.0)))
double code(double x, double y, double z, double t) {
return pow((x / y), 2.0) + pow((z / t), 2.0);
}
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 = ((x / y) ** 2.0d0) + ((z / t) ** 2.0d0)
end function
public static double code(double x, double y, double z, double t) {
return Math.pow((x / y), 2.0) + Math.pow((z / t), 2.0);
}
def code(x, y, z, t): return math.pow((x / y), 2.0) + math.pow((z / t), 2.0)
function code(x, y, z, t) return Float64((Float64(x / y) ^ 2.0) + (Float64(z / t) ^ 2.0)) end
function tmp = code(x, y, z, t) tmp = ((x / y) ^ 2.0) + ((z / t) ^ 2.0); end
code[x_, y_, z_, t_] := N[(N[Power[N[(x / y), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(z / t), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
{\left(\frac{x}{y}\right)}^{2} + {\left(\frac{z}{t}\right)}^{2}
\end{array}
herbie shell --seed 2024146
(FPCore (x y z t)
:name "Graphics.Rasterific.Svg.PathConverter:arcToSegments from rasterific-svg-0.2.3.1"
:precision binary64
:alt
(! :herbie-platform default (+ (pow (/ x y) 2) (pow (/ z t) 2)))
(+ (/ (* x x) (* y y)) (/ (* z z) (* t t))))