
(FPCore (x y z) :precision binary64 (+ (* x (sin y)) (* z (cos y))))
double code(double x, double y, double z) {
return (x * sin(y)) + (z * cos(y));
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = (x * sin(y)) + (z * cos(y))
end function
public static double code(double x, double y, double z) {
return (x * Math.sin(y)) + (z * Math.cos(y));
}
def code(x, y, z): return (x * math.sin(y)) + (z * math.cos(y))
function code(x, y, z) return Float64(Float64(x * sin(y)) + Float64(z * cos(y))) end
function tmp = code(x, y, z) tmp = (x * sin(y)) + (z * cos(y)); end
code[x_, y_, z_] := N[(N[(x * N[Sin[y], $MachinePrecision]), $MachinePrecision] + N[(z * N[Cos[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x \cdot \sin y + z \cdot \cos y
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 6 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x y z) :precision binary64 (+ (* x (sin y)) (* z (cos y))))
double code(double x, double y, double z) {
return (x * sin(y)) + (z * cos(y));
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = (x * sin(y)) + (z * cos(y))
end function
public static double code(double x, double y, double z) {
return (x * Math.sin(y)) + (z * Math.cos(y));
}
def code(x, y, z): return (x * math.sin(y)) + (z * math.cos(y))
function code(x, y, z) return Float64(Float64(x * sin(y)) + Float64(z * cos(y))) end
function tmp = code(x, y, z) tmp = (x * sin(y)) + (z * cos(y)); end
code[x_, y_, z_] := N[(N[(x * N[Sin[y], $MachinePrecision]), $MachinePrecision] + N[(z * N[Cos[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x \cdot \sin y + z \cdot \cos y
\end{array}
(FPCore (x y z) :precision binary64 (fma (cos y) z (* x (sin y))))
double code(double x, double y, double z) {
return fma(cos(y), z, (x * sin(y)));
}
function code(x, y, z) return fma(cos(y), z, Float64(x * sin(y))) end
code[x_, y_, z_] := N[(N[Cos[y], $MachinePrecision] * z + N[(x * N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\mathsf{fma}\left(\cos y, z, x \cdot \sin y\right)
\end{array}
Initial program 99.8%
+-commutative99.8%
*-commutative99.8%
fma-define99.8%
Applied egg-rr99.8%
Final simplification99.8%
(FPCore (x y z) :precision binary64 (+ (* x (sin y)) (* (cos y) z)))
double code(double x, double y, double z) {
return (x * sin(y)) + (cos(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 = (x * sin(y)) + (cos(y) * z)
end function
public static double code(double x, double y, double z) {
return (x * Math.sin(y)) + (Math.cos(y) * z);
}
def code(x, y, z): return (x * math.sin(y)) + (math.cos(y) * z)
function code(x, y, z) return Float64(Float64(x * sin(y)) + Float64(cos(y) * z)) end
function tmp = code(x, y, z) tmp = (x * sin(y)) + (cos(y) * z); end
code[x_, y_, z_] := N[(N[(x * N[Sin[y], $MachinePrecision]), $MachinePrecision] + N[(N[Cos[y], $MachinePrecision] * z), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x \cdot \sin y + \cos y \cdot z
\end{array}
Initial program 99.8%
Final simplification99.8%
(FPCore (x y z) :precision binary64 (if (or (<= y -0.00185) (not (<= y 0.0002))) (* x (sin y)) (+ z (* y x))))
double code(double x, double y, double z) {
double tmp;
if ((y <= -0.00185) || !(y <= 0.0002)) {
tmp = x * sin(y);
} else {
tmp = z + (y * x);
}
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) :: tmp
if ((y <= (-0.00185d0)) .or. (.not. (y <= 0.0002d0))) then
tmp = x * sin(y)
else
tmp = z + (y * x)
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((y <= -0.00185) || !(y <= 0.0002)) {
tmp = x * Math.sin(y);
} else {
tmp = z + (y * x);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -0.00185) or not (y <= 0.0002): tmp = x * math.sin(y) else: tmp = z + (y * x) return tmp
function code(x, y, z) tmp = 0.0 if ((y <= -0.00185) || !(y <= 0.0002)) tmp = Float64(x * sin(y)); else tmp = Float64(z + Float64(y * x)); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((y <= -0.00185) || ~((y <= 0.0002))) tmp = x * sin(y); else tmp = z + (y * x); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[y, -0.00185], N[Not[LessEqual[y, 0.0002]], $MachinePrecision]], N[(x * N[Sin[y], $MachinePrecision]), $MachinePrecision], N[(z + N[(y * x), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -0.00185 \lor \neg \left(y \leq 0.0002\right):\\
\;\;\;\;x \cdot \sin y\\
\mathbf{else}:\\
\;\;\;\;z + y \cdot x\\
\end{array}
\end{array}
if y < -0.0018500000000000001 or 2.0000000000000001e-4 < y Initial program 99.6%
Taylor expanded in x around inf 51.5%
if -0.0018500000000000001 < y < 2.0000000000000001e-4Initial program 100.0%
Taylor expanded in y around 0 99.4%
+-commutative99.4%
Simplified99.4%
Final simplification73.8%
(FPCore (x y z) :precision binary64 (if (or (<= z -4.4e-41) (not (<= z 1.95e-78))) (* (cos y) z) (* x (sin y))))
double code(double x, double y, double z) {
double tmp;
if ((z <= -4.4e-41) || !(z <= 1.95e-78)) {
tmp = cos(y) * z;
} else {
tmp = x * sin(y);
}
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) :: tmp
if ((z <= (-4.4d-41)) .or. (.not. (z <= 1.95d-78))) then
tmp = cos(y) * z
else
tmp = x * sin(y)
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((z <= -4.4e-41) || !(z <= 1.95e-78)) {
tmp = Math.cos(y) * z;
} else {
tmp = x * Math.sin(y);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (z <= -4.4e-41) or not (z <= 1.95e-78): tmp = math.cos(y) * z else: tmp = x * math.sin(y) return tmp
function code(x, y, z) tmp = 0.0 if ((z <= -4.4e-41) || !(z <= 1.95e-78)) tmp = Float64(cos(y) * z); else tmp = Float64(x * sin(y)); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((z <= -4.4e-41) || ~((z <= 1.95e-78))) tmp = cos(y) * z; else tmp = x * sin(y); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[z, -4.4e-41], N[Not[LessEqual[z, 1.95e-78]], $MachinePrecision]], N[(N[Cos[y], $MachinePrecision] * z), $MachinePrecision], N[(x * N[Sin[y], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;z \leq -4.4 \cdot 10^{-41} \lor \neg \left(z \leq 1.95 \cdot 10^{-78}\right):\\
\;\;\;\;\cos y \cdot z\\
\mathbf{else}:\\
\;\;\;\;x \cdot \sin y\\
\end{array}
\end{array}
if z < -4.4e-41 or 1.9500000000000001e-78 < z Initial program 99.8%
Taylor expanded in x around 0 83.5%
if -4.4e-41 < z < 1.9500000000000001e-78Initial program 99.8%
Taylor expanded in x around inf 74.6%
Final simplification79.4%
(FPCore (x y z) :precision binary64 (+ z (* y x)))
double code(double x, double y, double z) {
return z + (y * x);
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = z + (y * x)
end function
public static double code(double x, double y, double z) {
return z + (y * x);
}
def code(x, y, z): return z + (y * x)
function code(x, y, z) return Float64(z + Float64(y * x)) end
function tmp = code(x, y, z) tmp = z + (y * x); end
code[x_, y_, z_] := N[(z + N[(y * x), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
z + y \cdot x
\end{array}
Initial program 99.8%
Taylor expanded in y around 0 50.1%
+-commutative50.1%
Simplified50.1%
Final simplification50.1%
(FPCore (x y z) :precision binary64 (* y x))
double code(double x, double y, double z) {
return y * x;
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = y * x
end function
public static double code(double x, double y, double z) {
return y * x;
}
def code(x, y, z): return y * x
function code(x, y, z) return Float64(y * x) end
function tmp = code(x, y, z) tmp = y * x; end
code[x_, y_, z_] := N[(y * x), $MachinePrecision]
\begin{array}{l}
\\
y \cdot x
\end{array}
Initial program 99.8%
+-commutative99.8%
add-sqr-sqrt76.8%
associate-*r*76.8%
fma-define76.8%
Applied egg-rr76.8%
Taylor expanded in y around 0 56.9%
Taylor expanded in z around 0 19.2%
*-commutative19.2%
Simplified19.2%
Final simplification19.2%
herbie shell --seed 2024034
(FPCore (x y z)
:name "Diagrams.ThreeD.Transform:aboutX from diagrams-lib-1.3.0.3, B"
:precision binary64
(+ (* x (sin y)) (* z (cos y))))