
(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 (<= z -1.06e+71)
(not
(or (<= z 1.05e+44) (and (not (<= z 2.7e+145)) (<= z 3.2e+185)))))
(* z (- (sin y)))
(* (cos y) x)))
double code(double x, double y, double z) {
double tmp;
if ((z <= -1.06e+71) || !((z <= 1.05e+44) || (!(z <= 2.7e+145) && (z <= 3.2e+185)))) {
tmp = z * -sin(y);
} else {
tmp = cos(y) * x;
}
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 <= (-1.06d+71)) .or. (.not. (z <= 1.05d+44) .or. (.not. (z <= 2.7d+145)) .and. (z <= 3.2d+185))) then
tmp = z * -sin(y)
else
tmp = cos(y) * x
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((z <= -1.06e+71) || !((z <= 1.05e+44) || (!(z <= 2.7e+145) && (z <= 3.2e+185)))) {
tmp = z * -Math.sin(y);
} else {
tmp = Math.cos(y) * x;
}
return tmp;
}
def code(x, y, z): tmp = 0 if (z <= -1.06e+71) or not ((z <= 1.05e+44) or (not (z <= 2.7e+145) and (z <= 3.2e+185))): tmp = z * -math.sin(y) else: tmp = math.cos(y) * x return tmp
function code(x, y, z) tmp = 0.0 if ((z <= -1.06e+71) || !((z <= 1.05e+44) || (!(z <= 2.7e+145) && (z <= 3.2e+185)))) tmp = Float64(z * Float64(-sin(y))); else tmp = Float64(cos(y) * x); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((z <= -1.06e+71) || ~(((z <= 1.05e+44) || (~((z <= 2.7e+145)) && (z <= 3.2e+185))))) tmp = z * -sin(y); else tmp = cos(y) * x; end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[z, -1.06e+71], N[Not[Or[LessEqual[z, 1.05e+44], And[N[Not[LessEqual[z, 2.7e+145]], $MachinePrecision], LessEqual[z, 3.2e+185]]]], $MachinePrecision]], N[(z * (-N[Sin[y], $MachinePrecision])), $MachinePrecision], N[(N[Cos[y], $MachinePrecision] * x), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;z \leq -1.06 \cdot 10^{+71} \lor \neg \left(z \leq 1.05 \cdot 10^{+44} \lor \neg \left(z \leq 2.7 \cdot 10^{+145}\right) \land z \leq 3.2 \cdot 10^{+185}\right):\\
\;\;\;\;z \cdot \left(-\sin y\right)\\
\mathbf{else}:\\
\;\;\;\;\cos y \cdot x\\
\end{array}
\end{array}
if z < -1.06e71 or 1.04999999999999993e44 < z < 2.70000000000000022e145 or 3.20000000000000006e185 < z Initial program 99.8%
Taylor expanded in x around 0 78.1%
mul-1-neg78.1%
*-commutative78.1%
distribute-rgt-neg-in78.1%
Simplified78.1%
if -1.06e71 < z < 1.04999999999999993e44 or 2.70000000000000022e145 < z < 3.20000000000000006e185Initial program 99.8%
Taylor expanded in x around inf 85.4%
Final simplification82.4%
(FPCore (x y z) :precision binary64 (if (or (<= z -8.5e-16) (not (<= z 1.1e+35))) (- x (* z (sin y))) (* (cos y) x)))
double code(double x, double y, double z) {
double tmp;
if ((z <= -8.5e-16) || !(z <= 1.1e+35)) {
tmp = x - (z * sin(y));
} else {
tmp = cos(y) * x;
}
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 <= (-8.5d-16)) .or. (.not. (z <= 1.1d+35))) then
tmp = x - (z * sin(y))
else
tmp = cos(y) * x
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((z <= -8.5e-16) || !(z <= 1.1e+35)) {
tmp = x - (z * Math.sin(y));
} else {
tmp = Math.cos(y) * x;
}
return tmp;
}
def code(x, y, z): tmp = 0 if (z <= -8.5e-16) or not (z <= 1.1e+35): tmp = x - (z * math.sin(y)) else: tmp = math.cos(y) * x return tmp
function code(x, y, z) tmp = 0.0 if ((z <= -8.5e-16) || !(z <= 1.1e+35)) tmp = Float64(x - Float64(z * sin(y))); else tmp = Float64(cos(y) * x); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((z <= -8.5e-16) || ~((z <= 1.1e+35))) tmp = x - (z * sin(y)); else tmp = cos(y) * x; end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[z, -8.5e-16], N[Not[LessEqual[z, 1.1e+35]], $MachinePrecision]], N[(x - N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(N[Cos[y], $MachinePrecision] * x), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;z \leq -8.5 \cdot 10^{-16} \lor \neg \left(z \leq 1.1 \cdot 10^{+35}\right):\\
\;\;\;\;x - z \cdot \sin y\\
\mathbf{else}:\\
\;\;\;\;\cos y \cdot x\\
\end{array}
\end{array}
if z < -8.5000000000000001e-16 or 1.0999999999999999e35 < z Initial program 99.8%
Taylor expanded in y around 0 93.7%
if -8.5000000000000001e-16 < z < 1.0999999999999999e35Initial program 99.8%
Taylor expanded in x around inf 91.0%
Final simplification92.4%
(FPCore (x y z) :precision binary64 (if (or (<= y -102000.0) (not (<= y 34.0))) (* (cos y) x) (- x (* y z))))
double code(double x, double y, double z) {
double tmp;
if ((y <= -102000.0) || !(y <= 34.0)) {
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 <= (-102000.0d0)) .or. (.not. (y <= 34.0d0))) 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 <= -102000.0) || !(y <= 34.0)) {
tmp = Math.cos(y) * x;
} else {
tmp = x - (y * z);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -102000.0) or not (y <= 34.0): tmp = math.cos(y) * x else: tmp = x - (y * z) return tmp
function code(x, y, z) tmp = 0.0 if ((y <= -102000.0) || !(y <= 34.0)) 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 <= -102000.0) || ~((y <= 34.0))) tmp = cos(y) * x; else tmp = x - (y * z); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[y, -102000.0], N[Not[LessEqual[y, 34.0]], $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 -102000 \lor \neg \left(y \leq 34\right):\\
\;\;\;\;\cos y \cdot x\\
\mathbf{else}:\\
\;\;\;\;x - y \cdot z\\
\end{array}
\end{array}
if y < -102000 or 34 < y Initial program 99.6%
Taylor expanded in x around inf 50.3%
if -102000 < y < 34Initial program 100.0%
Taylor expanded in y around 0 97.3%
mul-1-neg97.3%
unsub-neg97.3%
Simplified97.3%
Final simplification74.6%
(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 53.4%
mul-1-neg53.4%
unsub-neg53.4%
Simplified53.4%
Final simplification53.4%
(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 39.7%
Final simplification39.7%
herbie shell --seed 2024040
(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))))