
(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 6 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 (+ (* 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}
Initial program 99.8%
(FPCore (x y z)
:precision binary64
(let* ((t_0 (* x (cos y))) (t_1 (* z (sin y))))
(if (<= y -1.65e+125)
t_0
(if (<= y -114000.0)
t_1
(if (<= y 74.0)
(+
x
(* y (+ z (* y (+ (* x -0.5) (* -0.16666666666666666 (* y z)))))))
(if (<= y 4.4e+81) t_0 t_1))))))
double code(double x, double y, double z) {
double t_0 = x * cos(y);
double t_1 = z * sin(y);
double tmp;
if (y <= -1.65e+125) {
tmp = t_0;
} else if (y <= -114000.0) {
tmp = t_1;
} else if (y <= 74.0) {
tmp = x + (y * (z + (y * ((x * -0.5) + (-0.16666666666666666 * (y * z))))));
} else if (y <= 4.4e+81) {
tmp = t_0;
} else {
tmp = t_1;
}
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) :: t_0
real(8) :: t_1
real(8) :: tmp
t_0 = x * cos(y)
t_1 = z * sin(y)
if (y <= (-1.65d+125)) then
tmp = t_0
else if (y <= (-114000.0d0)) then
tmp = t_1
else if (y <= 74.0d0) then
tmp = x + (y * (z + (y * ((x * (-0.5d0)) + ((-0.16666666666666666d0) * (y * z))))))
else if (y <= 4.4d+81) then
tmp = t_0
else
tmp = t_1
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double t_0 = x * Math.cos(y);
double t_1 = z * Math.sin(y);
double tmp;
if (y <= -1.65e+125) {
tmp = t_0;
} else if (y <= -114000.0) {
tmp = t_1;
} else if (y <= 74.0) {
tmp = x + (y * (z + (y * ((x * -0.5) + (-0.16666666666666666 * (y * z))))));
} else if (y <= 4.4e+81) {
tmp = t_0;
} else {
tmp = t_1;
}
return tmp;
}
def code(x, y, z): t_0 = x * math.cos(y) t_1 = z * math.sin(y) tmp = 0 if y <= -1.65e+125: tmp = t_0 elif y <= -114000.0: tmp = t_1 elif y <= 74.0: tmp = x + (y * (z + (y * ((x * -0.5) + (-0.16666666666666666 * (y * z)))))) elif y <= 4.4e+81: tmp = t_0 else: tmp = t_1 return tmp
function code(x, y, z) t_0 = Float64(x * cos(y)) t_1 = Float64(z * sin(y)) tmp = 0.0 if (y <= -1.65e+125) tmp = t_0; elseif (y <= -114000.0) tmp = t_1; elseif (y <= 74.0) tmp = Float64(x + Float64(y * Float64(z + Float64(y * Float64(Float64(x * -0.5) + Float64(-0.16666666666666666 * Float64(y * z))))))); elseif (y <= 4.4e+81) tmp = t_0; else tmp = t_1; end return tmp end
function tmp_2 = code(x, y, z) t_0 = x * cos(y); t_1 = z * sin(y); tmp = 0.0; if (y <= -1.65e+125) tmp = t_0; elseif (y <= -114000.0) tmp = t_1; elseif (y <= 74.0) tmp = x + (y * (z + (y * ((x * -0.5) + (-0.16666666666666666 * (y * z)))))); elseif (y <= 4.4e+81) tmp = t_0; else tmp = t_1; end tmp_2 = tmp; end
code[x_, y_, z_] := Block[{t$95$0 = N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision]}, Block[{t$95$1 = N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision]}, If[LessEqual[y, -1.65e+125], t$95$0, If[LessEqual[y, -114000.0], t$95$1, If[LessEqual[y, 74.0], N[(x + N[(y * N[(z + N[(y * N[(N[(x * -0.5), $MachinePrecision] + N[(-0.16666666666666666 * N[(y * z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], If[LessEqual[y, 4.4e+81], t$95$0, t$95$1]]]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := x \cdot \cos y\\
t_1 := z \cdot \sin y\\
\mathbf{if}\;y \leq -1.65 \cdot 10^{+125}:\\
\;\;\;\;t\_0\\
\mathbf{elif}\;y \leq -114000:\\
\;\;\;\;t\_1\\
\mathbf{elif}\;y \leq 74:\\
\;\;\;\;x + y \cdot \left(z + y \cdot \left(x \cdot -0.5 + -0.16666666666666666 \cdot \left(y \cdot z\right)\right)\right)\\
\mathbf{elif}\;y \leq 4.4 \cdot 10^{+81}:\\
\;\;\;\;t\_0\\
\mathbf{else}:\\
\;\;\;\;t\_1\\
\end{array}
\end{array}
if y < -1.65000000000000003e125 or 74 < y < 4.39999999999999974e81Initial program 99.5%
Taylor expanded in x around inf 63.4%
if -1.65000000000000003e125 < y < -114000 or 4.39999999999999974e81 < y Initial program 99.6%
Taylor expanded in x around 0 60.8%
if -114000 < y < 74Initial program 100.0%
Taylor expanded in y around 0 98.6%
Final simplification80.1%
(FPCore (x y z) :precision binary64 (if (or (<= x -3.3e-23) (not (<= x 1.2e+103))) (* x (cos y)) (+ x (* z (sin y)))))
double code(double x, double y, double z) {
double tmp;
if ((x <= -3.3e-23) || !(x <= 1.2e+103)) {
tmp = x * cos(y);
} else {
tmp = x + (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 <= (-3.3d-23)) .or. (.not. (x <= 1.2d+103))) then
tmp = x * cos(y)
else
tmp = x + (z * sin(y))
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((x <= -3.3e-23) || !(x <= 1.2e+103)) {
tmp = x * Math.cos(y);
} else {
tmp = x + (z * Math.sin(y));
}
return tmp;
}
def code(x, y, z): tmp = 0 if (x <= -3.3e-23) or not (x <= 1.2e+103): tmp = x * math.cos(y) else: tmp = x + (z * math.sin(y)) return tmp
function code(x, y, z) tmp = 0.0 if ((x <= -3.3e-23) || !(x <= 1.2e+103)) tmp = Float64(x * cos(y)); else tmp = Float64(x + Float64(z * sin(y))); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((x <= -3.3e-23) || ~((x <= 1.2e+103))) tmp = x * cos(y); else tmp = x + (z * sin(y)); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[x, -3.3e-23], N[Not[LessEqual[x, 1.2e+103]], $MachinePrecision]], N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision], N[(x + N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq -3.3 \cdot 10^{-23} \lor \neg \left(x \leq 1.2 \cdot 10^{+103}\right):\\
\;\;\;\;x \cdot \cos y\\
\mathbf{else}:\\
\;\;\;\;x + z \cdot \sin y\\
\end{array}
\end{array}
if x < -3.30000000000000021e-23 or 1.1999999999999999e103 < x Initial program 99.8%
Taylor expanded in x around inf 90.1%
if -3.30000000000000021e-23 < x < 1.1999999999999999e103Initial program 99.8%
Taylor expanded in y around 0 85.5%
Final simplification87.3%
(FPCore (x y z) :precision binary64 (if (or (<= y -0.205) (not (<= y 74.0))) (* x (cos y)) (+ x (* y (+ z (* y (+ (* x -0.5) (* -0.16666666666666666 (* y z)))))))))
double code(double x, double y, double z) {
double tmp;
if ((y <= -0.205) || !(y <= 74.0)) {
tmp = x * cos(y);
} else {
tmp = x + (y * (z + (y * ((x * -0.5) + (-0.16666666666666666 * (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 <= (-0.205d0)) .or. (.not. (y <= 74.0d0))) then
tmp = x * cos(y)
else
tmp = x + (y * (z + (y * ((x * (-0.5d0)) + ((-0.16666666666666666d0) * (y * z))))))
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((y <= -0.205) || !(y <= 74.0)) {
tmp = x * Math.cos(y);
} else {
tmp = x + (y * (z + (y * ((x * -0.5) + (-0.16666666666666666 * (y * z))))));
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -0.205) or not (y <= 74.0): tmp = x * math.cos(y) else: tmp = x + (y * (z + (y * ((x * -0.5) + (-0.16666666666666666 * (y * z)))))) return tmp
function code(x, y, z) tmp = 0.0 if ((y <= -0.205) || !(y <= 74.0)) tmp = Float64(x * cos(y)); else tmp = Float64(x + Float64(y * Float64(z + Float64(y * Float64(Float64(x * -0.5) + Float64(-0.16666666666666666 * Float64(y * z))))))); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((y <= -0.205) || ~((y <= 74.0))) tmp = x * cos(y); else tmp = x + (y * (z + (y * ((x * -0.5) + (-0.16666666666666666 * (y * z)))))); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[y, -0.205], N[Not[LessEqual[y, 74.0]], $MachinePrecision]], N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision], N[(x + N[(y * N[(z + N[(y * N[(N[(x * -0.5), $MachinePrecision] + N[(-0.16666666666666666 * N[(y * z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -0.205 \lor \neg \left(y \leq 74\right):\\
\;\;\;\;x \cdot \cos y\\
\mathbf{else}:\\
\;\;\;\;x + y \cdot \left(z + y \cdot \left(x \cdot -0.5 + -0.16666666666666666 \cdot \left(y \cdot z\right)\right)\right)\\
\end{array}
\end{array}
if y < -0.204999999999999988 or 74 < y Initial program 99.6%
Taylor expanded in x around inf 50.1%
if -0.204999999999999988 < y < 74Initial program 100.0%
Taylor expanded in y around 0 99.3%
Final simplification74.3%
(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 51.5%
(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%
add-cube-cbrt99.4%
associate-*l*99.4%
fma-define99.4%
pow299.4%
Applied egg-rr99.4%
Taylor expanded in z around inf 88.9%
associate-/l*88.8%
Simplified88.8%
Taylor expanded in y around 0 36.5%
herbie shell --seed 2024108
(FPCore (x y z)
:name "Diagrams.ThreeD.Transform:aboutY from diagrams-lib-1.3.0.3"
:precision binary64
(+ (* x (cos y)) (* z (sin y))))