
(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 (cos y) x (* z (- (sin y)))))
double code(double x, double y, double z) {
return fma(cos(y), x, (z * -sin(y)));
}
function code(x, y, z) return fma(cos(y), x, Float64(z * Float64(-sin(y)))) end
code[x_, y_, z_] := N[(N[Cos[y], $MachinePrecision] * x + N[(z * (-N[Sin[y], $MachinePrecision])), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\mathsf{fma}\left(\cos y, x, z \cdot \left(-\sin y\right)\right)
\end{array}
Initial program 99.8%
*-commutative99.8%
fma-neg99.8%
distribute-rgt-neg-in99.8%
Applied egg-rr99.8%
Final simplification99.8%
(FPCore (x y z) :precision binary64 (- (* (cos y) x) (* z (sin y))))
double code(double x, double y, double z) {
return (cos(y) * x) - (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 = (cos(y) * x) - (z * sin(y))
end function
public static double code(double x, double y, double z) {
return (Math.cos(y) * x) - (z * Math.sin(y));
}
def code(x, y, z): return (math.cos(y) * x) - (z * math.sin(y))
function code(x, y, z) return Float64(Float64(cos(y) * x) - Float64(z * sin(y))) end
function tmp = code(x, y, z) tmp = (cos(y) * x) - (z * sin(y)); end
code[x_, y_, z_] := N[(N[(N[Cos[y], $MachinePrecision] * x), $MachinePrecision] - N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\cos y \cdot x - z \cdot \sin y
\end{array}
Initial program 99.8%
Final simplification99.8%
(FPCore (x y z)
:precision binary64
(if (or (<= x -2.4e+147)
(not (or (<= x 7e-118) (and (not (<= x 6.2e-30)) (<= x 3.1e+55)))))
(* (cos y) x)
(- x (* z (sin y)))))
double code(double x, double y, double z) {
double tmp;
if ((x <= -2.4e+147) || !((x <= 7e-118) || (!(x <= 6.2e-30) && (x <= 3.1e+55)))) {
tmp = cos(y) * x;
} 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 <= (-2.4d+147)) .or. (.not. (x <= 7d-118) .or. (.not. (x <= 6.2d-30)) .and. (x <= 3.1d+55))) then
tmp = cos(y) * x
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 <= -2.4e+147) || !((x <= 7e-118) || (!(x <= 6.2e-30) && (x <= 3.1e+55)))) {
tmp = Math.cos(y) * x;
} else {
tmp = x - (z * Math.sin(y));
}
return tmp;
}
def code(x, y, z): tmp = 0 if (x <= -2.4e+147) or not ((x <= 7e-118) or (not (x <= 6.2e-30) and (x <= 3.1e+55))): tmp = math.cos(y) * x else: tmp = x - (z * math.sin(y)) return tmp
function code(x, y, z) tmp = 0.0 if ((x <= -2.4e+147) || !((x <= 7e-118) || (!(x <= 6.2e-30) && (x <= 3.1e+55)))) tmp = Float64(cos(y) * x); else tmp = Float64(x - Float64(z * sin(y))); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((x <= -2.4e+147) || ~(((x <= 7e-118) || (~((x <= 6.2e-30)) && (x <= 3.1e+55))))) tmp = cos(y) * x; else tmp = x - (z * sin(y)); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[x, -2.4e+147], N[Not[Or[LessEqual[x, 7e-118], And[N[Not[LessEqual[x, 6.2e-30]], $MachinePrecision], LessEqual[x, 3.1e+55]]]], $MachinePrecision]], N[(N[Cos[y], $MachinePrecision] * x), $MachinePrecision], N[(x - N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq -2.4 \cdot 10^{+147} \lor \neg \left(x \leq 7 \cdot 10^{-118} \lor \neg \left(x \leq 6.2 \cdot 10^{-30}\right) \land x \leq 3.1 \cdot 10^{+55}\right):\\
\;\;\;\;\cos y \cdot x\\
\mathbf{else}:\\
\;\;\;\;x - z \cdot \sin y\\
\end{array}
\end{array}
if x < -2.40000000000000002e147 or 7e-118 < x < 6.19999999999999982e-30 or 3.09999999999999994e55 < x Initial program 99.8%
*-commutative99.8%
fma-neg99.8%
distribute-rgt-neg-in99.8%
Applied egg-rr99.8%
Taylor expanded in x around inf 93.6%
if -2.40000000000000002e147 < x < 7e-118 or 6.19999999999999982e-30 < x < 3.09999999999999994e55Initial program 99.9%
Taylor expanded in y around 0 88.1%
Final simplification90.7%
(FPCore (x y z) :precision binary64 (if (or (<= x -2.8e-58) (not (<= x 5.4e-126))) (* (cos y) x) (* z (- (sin y)))))
double code(double x, double y, double z) {
double tmp;
if ((x <= -2.8e-58) || !(x <= 5.4e-126)) {
tmp = cos(y) * x;
} 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 <= (-2.8d-58)) .or. (.not. (x <= 5.4d-126))) then
tmp = cos(y) * x
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 <= -2.8e-58) || !(x <= 5.4e-126)) {
tmp = Math.cos(y) * x;
} else {
tmp = z * -Math.sin(y);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (x <= -2.8e-58) or not (x <= 5.4e-126): tmp = math.cos(y) * x else: tmp = z * -math.sin(y) return tmp
function code(x, y, z) tmp = 0.0 if ((x <= -2.8e-58) || !(x <= 5.4e-126)) tmp = Float64(cos(y) * x); else tmp = Float64(z * Float64(-sin(y))); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((x <= -2.8e-58) || ~((x <= 5.4e-126))) tmp = cos(y) * x; else tmp = z * -sin(y); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[x, -2.8e-58], N[Not[LessEqual[x, 5.4e-126]], $MachinePrecision]], N[(N[Cos[y], $MachinePrecision] * x), $MachinePrecision], N[(z * (-N[Sin[y], $MachinePrecision])), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq -2.8 \cdot 10^{-58} \lor \neg \left(x \leq 5.4 \cdot 10^{-126}\right):\\
\;\;\;\;\cos y \cdot x\\
\mathbf{else}:\\
\;\;\;\;z \cdot \left(-\sin y\right)\\
\end{array}
\end{array}
if x < -2.8000000000000001e-58 or 5.39999999999999991e-126 < x Initial program 99.8%
*-commutative99.8%
fma-neg99.8%
distribute-rgt-neg-in99.8%
Applied egg-rr99.8%
Taylor expanded in x around inf 85.7%
if -2.8000000000000001e-58 < x < 5.39999999999999991e-126Initial program 99.8%
Taylor expanded in x around 0 77.6%
associate-*r*77.6%
neg-mul-177.6%
Simplified77.6%
Final simplification83.1%
(FPCore (x y z) :precision binary64 (if (or (<= y -0.0015) (not (<= y 7.5e-11))) (* (cos y) x) (- x (* y z))))
double code(double x, double y, double z) {
double tmp;
if ((y <= -0.0015) || !(y <= 7.5e-11)) {
tmp = cos(y) * x;
} 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 <= (-0.0015d0)) .or. (.not. (y <= 7.5d-11))) then
tmp = cos(y) * x
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 <= -0.0015) || !(y <= 7.5e-11)) {
tmp = Math.cos(y) * x;
} else {
tmp = x - (y * z);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -0.0015) or not (y <= 7.5e-11): tmp = math.cos(y) * x else: tmp = x - (y * z) return tmp
function code(x, y, z) tmp = 0.0 if ((y <= -0.0015) || !(y <= 7.5e-11)) tmp = Float64(cos(y) * x); else tmp = Float64(x - Float64(y * z)); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((y <= -0.0015) || ~((y <= 7.5e-11))) tmp = cos(y) * x; else tmp = x - (y * z); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[y, -0.0015], N[Not[LessEqual[y, 7.5e-11]], $MachinePrecision]], N[(N[Cos[y], $MachinePrecision] * x), $MachinePrecision], N[(x - N[(y * z), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -0.0015 \lor \neg \left(y \leq 7.5 \cdot 10^{-11}\right):\\
\;\;\;\;\cos y \cdot x\\
\mathbf{else}:\\
\;\;\;\;x - y \cdot z\\
\end{array}
\end{array}
if y < -0.0015 or 7.5e-11 < y Initial program 99.7%
*-commutative99.7%
fma-neg99.7%
distribute-rgt-neg-in99.7%
Applied egg-rr99.7%
Taylor expanded in x around inf 59.0%
if -0.0015 < y < 7.5e-11Initial program 100.0%
Taylor expanded in y around 0 99.9%
+-commutative99.9%
mul-1-neg99.9%
unsub-neg99.9%
Simplified99.9%
Final simplification78.2%
(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 50.3%
+-commutative50.3%
mul-1-neg50.3%
unsub-neg50.3%
Simplified50.3%
Final simplification50.3%
(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%
fma-neg99.8%
distribute-rgt-neg-in99.8%
Applied egg-rr99.8%
Taylor expanded in y around 0 38.9%
Final simplification38.9%
herbie shell --seed 2023230
(FPCore (x y z)
:name "Diagrams.ThreeD.Transform:aboutX from diagrams-lib-1.3.0.3, A"
:precision binary64
(- (* x (cos y)) (* z (sin y))))