
(FPCore (x y z) :precision binary64 (+ (* x (cos y)) (* z (sin y))))
double code(double x, double y, double z) {
return (x * cos(y)) + (z * sin(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 * cos(y)) + (z * sin(y))
end function
public static double code(double x, double y, double z) {
return (x * Math.cos(y)) + (z * Math.sin(y));
}
def code(x, y, z): return (x * math.cos(y)) + (z * math.sin(y))
function code(x, y, z) return Float64(Float64(x * cos(y)) + Float64(z * sin(y))) end
function tmp = code(x, y, z) tmp = (x * cos(y)) + (z * sin(y)); end
code[x_, y_, z_] := N[(N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision] + N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x \cdot \cos y + z \cdot \sin y
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 7 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x y z) :precision binary64 (+ (* x (cos y)) (* z (sin y))))
double code(double x, double y, double z) {
return (x * cos(y)) + (z * sin(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 * cos(y)) + (z * sin(y))
end function
public static double code(double x, double y, double z) {
return (x * Math.cos(y)) + (z * Math.sin(y));
}
def code(x, y, z): return (x * math.cos(y)) + (z * math.sin(y))
function code(x, y, z) return Float64(Float64(x * cos(y)) + Float64(z * sin(y))) end
function tmp = code(x, y, z) tmp = (x * cos(y)) + (z * sin(y)); end
code[x_, y_, z_] := N[(N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision] + N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x \cdot \cos y + z \cdot \sin y
\end{array}
(FPCore (x y z) :precision binary64 (fma x (cos y) (* z (sin y))))
double code(double x, double y, double z) {
return fma(x, cos(y), (z * sin(y)));
}
function code(x, y, z) return fma(x, cos(y), Float64(z * sin(y))) end
code[x_, y_, z_] := N[(x * N[Cos[y], $MachinePrecision] + N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\mathsf{fma}\left(x, \cos y, z \cdot \sin y\right)
\end{array}
Initial program 99.8%
fma-define99.8%
Simplified99.8%
(FPCore (x y z) :precision binary64 (+ (* z (sin y)) (* x (cos y))))
double code(double x, double y, double z) {
return (z * sin(y)) + (x * 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 = (z * sin(y)) + (x * cos(y))
end function
public static double code(double x, double y, double z) {
return (z * Math.sin(y)) + (x * Math.cos(y));
}
def code(x, y, z): return (z * math.sin(y)) + (x * math.cos(y))
function code(x, y, z) return Float64(Float64(z * sin(y)) + Float64(x * cos(y))) end
function tmp = code(x, y, z) tmp = (z * sin(y)) + (x * cos(y)); end
code[x_, y_, z_] := N[(N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision] + N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
z \cdot \sin y + x \cdot \cos y
\end{array}
Initial program 99.8%
Final simplification99.8%
(FPCore (x y z) :precision binary64 (if (or (<= y -16500.0) (not (<= y 4600000000.0))) (* x (cos y)) (+ x (* y z))))
double code(double x, double y, double z) {
double tmp;
if ((y <= -16500.0) || !(y <= 4600000000.0)) {
tmp = x * cos(y);
} else {
tmp = x + (y * z);
}
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 <= (-16500.0d0)) .or. (.not. (y <= 4600000000.0d0))) then
tmp = x * cos(y)
else
tmp = x + (y * z)
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((y <= -16500.0) || !(y <= 4600000000.0)) {
tmp = x * Math.cos(y);
} else {
tmp = x + (y * z);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -16500.0) or not (y <= 4600000000.0): tmp = x * math.cos(y) else: tmp = x + (y * z) return tmp
function code(x, y, z) tmp = 0.0 if ((y <= -16500.0) || !(y <= 4600000000.0)) tmp = Float64(x * cos(y)); else tmp = Float64(x + Float64(y * z)); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((y <= -16500.0) || ~((y <= 4600000000.0))) tmp = x * cos(y); else tmp = x + (y * z); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[y, -16500.0], N[Not[LessEqual[y, 4600000000.0]], $MachinePrecision]], N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision], N[(x + N[(y * z), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -16500 \lor \neg \left(y \leq 4600000000\right):\\
\;\;\;\;x \cdot \cos y\\
\mathbf{else}:\\
\;\;\;\;x + y \cdot z\\
\end{array}
\end{array}
if y < -16500 or 4.6e9 < y Initial program 99.7%
Taylor expanded in x around inf 46.7%
if -16500 < y < 4.6e9Initial program 100.0%
Taylor expanded in y around 0 98.7%
Final simplification75.0%
(FPCore (x y z) :precision binary64 (if (<= y -0.00034) (* z (sin y)) (if (<= y 4600000000.0) (fma y z x) (* x (cos y)))))
double code(double x, double y, double z) {
double tmp;
if (y <= -0.00034) {
tmp = z * sin(y);
} else if (y <= 4600000000.0) {
tmp = fma(y, z, x);
} else {
tmp = x * cos(y);
}
return tmp;
}
function code(x, y, z) tmp = 0.0 if (y <= -0.00034) tmp = Float64(z * sin(y)); elseif (y <= 4600000000.0) tmp = fma(y, z, x); else tmp = Float64(x * cos(y)); end return tmp end
code[x_, y_, z_] := If[LessEqual[y, -0.00034], N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision], If[LessEqual[y, 4600000000.0], N[(y * z + x), $MachinePrecision], N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -0.00034:\\
\;\;\;\;z \cdot \sin y\\
\mathbf{elif}\;y \leq 4600000000:\\
\;\;\;\;\mathsf{fma}\left(y, z, x\right)\\
\mathbf{else}:\\
\;\;\;\;x \cdot \cos y\\
\end{array}
\end{array}
if y < -3.4e-4Initial program 99.7%
Taylor expanded in x around 0 62.8%
if -3.4e-4 < y < 4.6e9Initial program 100.0%
Taylor expanded in y around 0 99.3%
+-commutative99.3%
fma-define99.4%
Simplified99.4%
if 4.6e9 < y Initial program 99.6%
Taylor expanded in x around inf 55.6%
(FPCore (x y z) :precision binary64 (if (<= y -0.0122) (* z (sin y)) (if (<= y 4600000000.0) (+ x (* y z)) (* x (cos y)))))
double code(double x, double y, double z) {
double tmp;
if (y <= -0.0122) {
tmp = z * sin(y);
} else if (y <= 4600000000.0) {
tmp = x + (y * z);
} else {
tmp = x * cos(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 (y <= (-0.0122d0)) then
tmp = z * sin(y)
else if (y <= 4600000000.0d0) then
tmp = x + (y * z)
else
tmp = x * cos(y)
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if (y <= -0.0122) {
tmp = z * Math.sin(y);
} else if (y <= 4600000000.0) {
tmp = x + (y * z);
} else {
tmp = x * Math.cos(y);
}
return tmp;
}
def code(x, y, z): tmp = 0 if y <= -0.0122: tmp = z * math.sin(y) elif y <= 4600000000.0: tmp = x + (y * z) else: tmp = x * math.cos(y) return tmp
function code(x, y, z) tmp = 0.0 if (y <= -0.0122) tmp = Float64(z * sin(y)); elseif (y <= 4600000000.0) tmp = Float64(x + Float64(y * z)); else tmp = Float64(x * cos(y)); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if (y <= -0.0122) tmp = z * sin(y); elseif (y <= 4600000000.0) tmp = x + (y * z); else tmp = x * cos(y); end tmp_2 = tmp; end
code[x_, y_, z_] := If[LessEqual[y, -0.0122], N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision], If[LessEqual[y, 4600000000.0], N[(x + N[(y * z), $MachinePrecision]), $MachinePrecision], N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -0.0122:\\
\;\;\;\;z \cdot \sin y\\
\mathbf{elif}\;y \leq 4600000000:\\
\;\;\;\;x + y \cdot z\\
\mathbf{else}:\\
\;\;\;\;x \cdot \cos y\\
\end{array}
\end{array}
if y < -0.0122000000000000008Initial program 99.7%
Taylor expanded in x around 0 62.8%
if -0.0122000000000000008 < y < 4.6e9Initial program 100.0%
Taylor expanded in y around 0 99.3%
if 4.6e9 < y Initial program 99.6%
Taylor expanded in x around inf 55.6%
(FPCore (x y z) :precision binary64 (+ x (* y z)))
double code(double x, double y, double z) {
return x + (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 + (y * z)
end function
public static double code(double x, double y, double z) {
return x + (y * z);
}
def code(x, y, z): return x + (y * z)
function code(x, y, z) return Float64(x + Float64(y * z)) end
function tmp = code(x, y, z) tmp = x + (y * z); end
code[x_, y_, z_] := N[(x + N[(y * z), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x + y \cdot z
\end{array}
Initial program 99.8%
Taylor expanded in y around 0 56.5%
(FPCore (x y z) :precision binary64 (* y z))
double code(double x, double y, double z) {
return 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 = y * z
end function
public static double code(double x, double y, double z) {
return y * z;
}
def code(x, y, z): return y * z
function code(x, y, z) return Float64(y * z) end
function tmp = code(x, y, z) tmp = y * z; end
code[x_, y_, z_] := N[(y * z), $MachinePrecision]
\begin{array}{l}
\\
y \cdot z
\end{array}
Initial program 99.8%
Taylor expanded in x around 0 43.9%
Taylor expanded in y around 0 20.1%
herbie shell --seed 2024095
(FPCore (x y z)
:name "Diagrams.ThreeD.Transform:aboutY from diagrams-lib-1.3.0.3"
:precision binary64
(+ (* x (cos y)) (* z (sin y))))