
(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-def99.8%
Simplified99.8%
Final simplification99.8%
(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 (<= z -3.6e-37) (not (<= z 8.6e-13))) (+ x (* z (sin y))) (* x (cos y))))
double code(double x, double y, double z) {
double tmp;
if ((z <= -3.6e-37) || !(z <= 8.6e-13)) {
tmp = x + (z * sin(y));
} 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 ((z <= (-3.6d-37)) .or. (.not. (z <= 8.6d-13))) then
tmp = x + (z * sin(y))
else
tmp = x * cos(y)
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((z <= -3.6e-37) || !(z <= 8.6e-13)) {
tmp = x + (z * Math.sin(y));
} else {
tmp = x * Math.cos(y);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (z <= -3.6e-37) or not (z <= 8.6e-13): tmp = x + (z * math.sin(y)) else: tmp = x * math.cos(y) return tmp
function code(x, y, z) tmp = 0.0 if ((z <= -3.6e-37) || !(z <= 8.6e-13)) tmp = Float64(x + Float64(z * sin(y))); else tmp = Float64(x * cos(y)); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((z <= -3.6e-37) || ~((z <= 8.6e-13))) tmp = x + (z * sin(y)); else tmp = x * cos(y); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[z, -3.6e-37], N[Not[LessEqual[z, 8.6e-13]], $MachinePrecision]], N[(x + N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;z \leq -3.6 \cdot 10^{-37} \lor \neg \left(z \leq 8.6 \cdot 10^{-13}\right):\\
\;\;\;\;x + z \cdot \sin y\\
\mathbf{else}:\\
\;\;\;\;x \cdot \cos y\\
\end{array}
\end{array}
if z < -3.60000000000000007e-37 or 8.5999999999999997e-13 < z Initial program 99.8%
Taylor expanded in y around 0 91.0%
if -3.60000000000000007e-37 < z < 8.5999999999999997e-13Initial program 99.8%
Taylor expanded in x around inf 85.8%
Final simplification88.6%
(FPCore (x y z) :precision binary64 (if (or (<= y -4100000.0) (not (<= y 1.85e-19))) (* x (cos y)) (+ x (* y z))))
double code(double x, double y, double z) {
double tmp;
if ((y <= -4100000.0) || !(y <= 1.85e-19)) {
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 <= (-4100000.0d0)) .or. (.not. (y <= 1.85d-19))) 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 <= -4100000.0) || !(y <= 1.85e-19)) {
tmp = x * Math.cos(y);
} else {
tmp = x + (y * z);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -4100000.0) or not (y <= 1.85e-19): tmp = x * math.cos(y) else: tmp = x + (y * z) return tmp
function code(x, y, z) tmp = 0.0 if ((y <= -4100000.0) || !(y <= 1.85e-19)) 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 <= -4100000.0) || ~((y <= 1.85e-19))) tmp = x * cos(y); else tmp = x + (y * z); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[y, -4100000.0], N[Not[LessEqual[y, 1.85e-19]], $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 -4100000 \lor \neg \left(y \leq 1.85 \cdot 10^{-19}\right):\\
\;\;\;\;x \cdot \cos y\\
\mathbf{else}:\\
\;\;\;\;x + y \cdot z\\
\end{array}
\end{array}
if y < -4.1e6 or 1.85000000000000003e-19 < y Initial program 99.6%
Taylor expanded in x around inf 46.6%
if -4.1e6 < y < 1.85000000000000003e-19Initial program 100.0%
Taylor expanded in y around 0 98.9%
Final simplification69.9%
(FPCore (x y z) :precision binary64 (if (or (<= x -2.1e-133) (not (<= x 3.1e-122))) (* x (cos y)) (* z (sin y))))
double code(double x, double y, double z) {
double tmp;
if ((x <= -2.1e-133) || !(x <= 3.1e-122)) {
tmp = x * cos(y);
} else {
tmp = z * 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 ((x <= (-2.1d-133)) .or. (.not. (x <= 3.1d-122))) then
tmp = x * cos(y)
else
tmp = z * sin(y)
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((x <= -2.1e-133) || !(x <= 3.1e-122)) {
tmp = x * Math.cos(y);
} else {
tmp = z * Math.sin(y);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (x <= -2.1e-133) or not (x <= 3.1e-122): tmp = x * math.cos(y) else: tmp = z * math.sin(y) return tmp
function code(x, y, z) tmp = 0.0 if ((x <= -2.1e-133) || !(x <= 3.1e-122)) tmp = Float64(x * cos(y)); else tmp = Float64(z * sin(y)); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((x <= -2.1e-133) || ~((x <= 3.1e-122))) tmp = x * cos(y); else tmp = z * sin(y); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[x, -2.1e-133], N[Not[LessEqual[x, 3.1e-122]], $MachinePrecision]], N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision], N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq -2.1 \cdot 10^{-133} \lor \neg \left(x \leq 3.1 \cdot 10^{-122}\right):\\
\;\;\;\;x \cdot \cos y\\
\mathbf{else}:\\
\;\;\;\;z \cdot \sin y\\
\end{array}
\end{array}
if x < -2.1000000000000001e-133 or 3.0999999999999998e-122 < x Initial program 99.8%
Taylor expanded in x around inf 78.6%
if -2.1000000000000001e-133 < x < 3.0999999999999998e-122Initial program 99.8%
Taylor expanded in x around 0 81.3%
Final simplification79.4%
(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 47.3%
Final simplification47.3%
(FPCore (x y z) :precision binary64 x)
double code(double x, double y, double z) {
return x;
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = x
end function
public static double code(double x, double y, double z) {
return x;
}
def code(x, y, z): return x
function code(x, y, z) return x end
function tmp = code(x, y, z) tmp = x; end
code[x_, y_, z_] := x
\begin{array}{l}
\\
x
\end{array}
Initial program 99.8%
+-commutative99.8%
*-commutative99.8%
fma-def99.8%
Applied egg-rr99.8%
Taylor expanded in y around 0 39.1%
Final simplification39.1%
herbie shell --seed 2023340
(FPCore (x y z)
:name "Diagrams.ThreeD.Transform:aboutY from diagrams-lib-1.3.0.3"
:precision binary64
(+ (* x (cos y)) (* z (sin y))))