
(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 8 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
(let* ((t_0 (* x (cos y))))
(if (<= y -4.1e+180)
t_0
(if (<= y -0.00086)
(* z (sin y))
(if (<= y 0.00028) (+ x (* y z)) t_0)))))
double code(double x, double y, double z) {
double t_0 = x * cos(y);
double tmp;
if (y <= -4.1e+180) {
tmp = t_0;
} else if (y <= -0.00086) {
tmp = z * sin(y);
} else if (y <= 0.00028) {
tmp = x + (y * z);
} else {
tmp = t_0;
}
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) :: tmp
t_0 = x * cos(y)
if (y <= (-4.1d+180)) then
tmp = t_0
else if (y <= (-0.00086d0)) then
tmp = z * sin(y)
else if (y <= 0.00028d0) then
tmp = x + (y * z)
else
tmp = t_0
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double t_0 = x * Math.cos(y);
double tmp;
if (y <= -4.1e+180) {
tmp = t_0;
} else if (y <= -0.00086) {
tmp = z * Math.sin(y);
} else if (y <= 0.00028) {
tmp = x + (y * z);
} else {
tmp = t_0;
}
return tmp;
}
def code(x, y, z): t_0 = x * math.cos(y) tmp = 0 if y <= -4.1e+180: tmp = t_0 elif y <= -0.00086: tmp = z * math.sin(y) elif y <= 0.00028: tmp = x + (y * z) else: tmp = t_0 return tmp
function code(x, y, z) t_0 = Float64(x * cos(y)) tmp = 0.0 if (y <= -4.1e+180) tmp = t_0; elseif (y <= -0.00086) tmp = Float64(z * sin(y)); elseif (y <= 0.00028) tmp = Float64(x + Float64(y * z)); else tmp = t_0; end return tmp end
function tmp_2 = code(x, y, z) t_0 = x * cos(y); tmp = 0.0; if (y <= -4.1e+180) tmp = t_0; elseif (y <= -0.00086) tmp = z * sin(y); elseif (y <= 0.00028) tmp = x + (y * z); else tmp = t_0; end tmp_2 = tmp; end
code[x_, y_, z_] := Block[{t$95$0 = N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision]}, If[LessEqual[y, -4.1e+180], t$95$0, If[LessEqual[y, -0.00086], N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision], If[LessEqual[y, 0.00028], N[(x + N[(y * z), $MachinePrecision]), $MachinePrecision], t$95$0]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := x \cdot \cos y\\
\mathbf{if}\;y \leq -4.1 \cdot 10^{+180}:\\
\;\;\;\;t_0\\
\mathbf{elif}\;y \leq -0.00086:\\
\;\;\;\;z \cdot \sin y\\
\mathbf{elif}\;y \leq 0.00028:\\
\;\;\;\;x + y \cdot z\\
\mathbf{else}:\\
\;\;\;\;t_0\\
\end{array}
\end{array}
if y < -4.1e180 or 2.7999999999999998e-4 < y Initial program 99.7%
Taylor expanded in x around inf 54.4%
if -4.1e180 < y < -8.59999999999999979e-4Initial program 99.5%
Taylor expanded in x around 0 59.4%
if -8.59999999999999979e-4 < y < 2.7999999999999998e-4Initial program 100.0%
Taylor expanded in y around 0 99.8%
Final simplification79.6%
(FPCore (x y z)
:precision binary64
(let* ((t_0 (* x (cos y))))
(if (<= y -2.8e+180)
t_0
(if (<= y -0.001) (* z (sin y)) (if (<= y 0.0125) (fma y z x) t_0)))))
double code(double x, double y, double z) {
double t_0 = x * cos(y);
double tmp;
if (y <= -2.8e+180) {
tmp = t_0;
} else if (y <= -0.001) {
tmp = z * sin(y);
} else if (y <= 0.0125) {
tmp = fma(y, z, x);
} else {
tmp = t_0;
}
return tmp;
}
function code(x, y, z) t_0 = Float64(x * cos(y)) tmp = 0.0 if (y <= -2.8e+180) tmp = t_0; elseif (y <= -0.001) tmp = Float64(z * sin(y)); elseif (y <= 0.0125) tmp = fma(y, z, x); else tmp = t_0; end return tmp end
code[x_, y_, z_] := Block[{t$95$0 = N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision]}, If[LessEqual[y, -2.8e+180], t$95$0, If[LessEqual[y, -0.001], N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision], If[LessEqual[y, 0.0125], N[(y * z + x), $MachinePrecision], t$95$0]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := x \cdot \cos y\\
\mathbf{if}\;y \leq -2.8 \cdot 10^{+180}:\\
\;\;\;\;t_0\\
\mathbf{elif}\;y \leq -0.001:\\
\;\;\;\;z \cdot \sin y\\
\mathbf{elif}\;y \leq 0.0125:\\
\;\;\;\;\mathsf{fma}\left(y, z, x\right)\\
\mathbf{else}:\\
\;\;\;\;t_0\\
\end{array}
\end{array}
if y < -2.80000000000000012e180 or 0.012500000000000001 < y Initial program 99.7%
Taylor expanded in x around inf 54.4%
if -2.80000000000000012e180 < y < -1e-3Initial program 99.5%
Taylor expanded in x around 0 59.4%
if -1e-3 < y < 0.012500000000000001Initial program 100.0%
Taylor expanded in y around 0 99.8%
+-commutative99.8%
fma-def99.8%
Simplified99.8%
Final simplification79.6%
(FPCore (x y z) :precision binary64 (if (or (<= z -2.8e-128) (not (<= z 6.6e-134))) (+ x (* z (sin y))) (* x (cos y))))
double code(double x, double y, double z) {
double tmp;
if ((z <= -2.8e-128) || !(z <= 6.6e-134)) {
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 <= (-2.8d-128)) .or. (.not. (z <= 6.6d-134))) 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 <= -2.8e-128) || !(z <= 6.6e-134)) {
tmp = x + (z * Math.sin(y));
} else {
tmp = x * Math.cos(y);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (z <= -2.8e-128) or not (z <= 6.6e-134): tmp = x + (z * math.sin(y)) else: tmp = x * math.cos(y) return tmp
function code(x, y, z) tmp = 0.0 if ((z <= -2.8e-128) || !(z <= 6.6e-134)) 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 <= -2.8e-128) || ~((z <= 6.6e-134))) tmp = x + (z * sin(y)); else tmp = x * cos(y); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[z, -2.8e-128], N[Not[LessEqual[z, 6.6e-134]], $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 -2.8 \cdot 10^{-128} \lor \neg \left(z \leq 6.6 \cdot 10^{-134}\right):\\
\;\;\;\;x + z \cdot \sin y\\
\mathbf{else}:\\
\;\;\;\;x \cdot \cos y\\
\end{array}
\end{array}
if z < -2.7999999999999998e-128 or 6.60000000000000038e-134 < z Initial program 99.8%
Taylor expanded in y around 0 88.6%
if -2.7999999999999998e-128 < z < 6.60000000000000038e-134Initial program 99.8%
Taylor expanded in x around inf 94.7%
Final simplification90.5%
(FPCore (x y z) :precision binary64 (if (or (<= y -0.00105) (not (<= y 0.00032))) (* x (cos y)) (+ x (* y z))))
double code(double x, double y, double z) {
double tmp;
if ((y <= -0.00105) || !(y <= 0.00032)) {
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 <= (-0.00105d0)) .or. (.not. (y <= 0.00032d0))) 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 <= -0.00105) || !(y <= 0.00032)) {
tmp = x * Math.cos(y);
} else {
tmp = x + (y * z);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -0.00105) or not (y <= 0.00032): tmp = x * math.cos(y) else: tmp = x + (y * z) return tmp
function code(x, y, z) tmp = 0.0 if ((y <= -0.00105) || !(y <= 0.00032)) 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 <= -0.00105) || ~((y <= 0.00032))) tmp = x * cos(y); else tmp = x + (y * z); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[y, -0.00105], N[Not[LessEqual[y, 0.00032]], $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 -0.00105 \lor \neg \left(y \leq 0.00032\right):\\
\;\;\;\;x \cdot \cos y\\
\mathbf{else}:\\
\;\;\;\;x + y \cdot z\\
\end{array}
\end{array}
if y < -0.00104999999999999994 or 3.20000000000000026e-4 < y Initial program 99.6%
Taylor expanded in x around inf 50.0%
if -0.00104999999999999994 < y < 3.20000000000000026e-4Initial program 100.0%
Taylor expanded in y around 0 99.8%
Final simplification76.8%
(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 57.2%
Final simplification57.2%
(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%
Taylor expanded in y around 0 57.2%
Taylor expanded in x around inf 46.3%
Final simplification46.3%
herbie shell --seed 2023326
(FPCore (x y z)
:name "Diagrams.ThreeD.Transform:aboutY from diagrams-lib-1.3.0.3"
:precision binary64
(+ (* x (cos y)) (* z (sin y))))