
(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 3 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 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 69.6%
frac-times84.3%
Applied egg-rr84.3%
frac-times99.7%
Applied egg-rr99.7%
clear-num99.7%
un-div-inv99.7%
Applied egg-rr99.7%
Final simplification99.7%
(FPCore (x y z t) :precision binary64 (+ (* (/ x y) (/ x y)) (* z (/ (/ z t) t))))
double code(double x, double y, double z, double t) {
return ((x / y) * (x / 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 / y) * (x / y)) + (z * ((z / t) / t))
end function
public static double code(double x, double y, double z, double t) {
return ((x / y) * (x / y)) + (z * ((z / t) / t));
}
def code(x, y, z, t): return ((x / y) * (x / y)) + (z * ((z / t) / t))
function code(x, y, z, t) return Float64(Float64(Float64(x / y) * Float64(x / y)) + Float64(z * Float64(Float64(z / t) / t))) end
function tmp = code(x, y, z, t) tmp = ((x / y) * (x / y)) + (z * ((z / t) / t)); end
code[x_, y_, z_, t_] := N[(N[(N[(x / y), $MachinePrecision] * N[(x / y), $MachinePrecision]), $MachinePrecision] + N[(z * N[(N[(z / t), $MachinePrecision] / t), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{x}{y} \cdot \frac{x}{y} + z \cdot \frac{\frac{z}{t}}{t}
\end{array}
Initial program 69.6%
frac-times84.3%
Applied egg-rr84.3%
frac-times99.7%
div-inv99.7%
associate-*l*97.6%
Applied egg-rr97.6%
associate-*l/97.6%
*-un-lft-identity97.6%
Applied egg-rr97.6%
Final simplification97.6%
(FPCore (x y z t) :precision binary64 (+ (* (/ z t) (/ z t)) (* (/ x y) (/ x y))))
double code(double x, double y, double z, double t) {
return ((z / t) * (z / t)) + ((x / y) * (x / 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 / y) * (x / y))
end function
public static double code(double x, double y, double z, double t) {
return ((z / t) * (z / t)) + ((x / y) * (x / y));
}
def code(x, y, z, t): return ((z / t) * (z / t)) + ((x / y) * (x / y))
function code(x, y, z, t) return Float64(Float64(Float64(z / t) * Float64(z / t)) + Float64(Float64(x / y) * Float64(x / y))) end
function tmp = code(x, y, z, t) tmp = ((z / t) * (z / t)) + ((x / y) * (x / y)); end
code[x_, y_, z_, t_] := N[(N[(N[(z / t), $MachinePrecision] * N[(z / t), $MachinePrecision]), $MachinePrecision] + N[(N[(x / y), $MachinePrecision] * N[(x / y), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\frac{z}{t} \cdot \frac{z}{t} + \frac{x}{y} \cdot \frac{x}{y}
\end{array}
Initial program 69.6%
frac-times84.3%
Applied egg-rr84.3%
frac-times99.7%
Applied egg-rr99.7%
Final simplification99.7%
(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 2024040
(FPCore (x y z t)
:name "Graphics.Rasterific.Svg.PathConverter:arcToSegments from rasterific-svg-0.2.3.1"
:precision binary64
:herbie-target
(+ (pow (/ x y) 2.0) (pow (/ z t) 2.0))
(+ (/ (* x x) (* y y)) (/ (* z z) (* t t))))