
(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 9 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 (sin y) (- z) (* x (cos y))))
double code(double x, double y, double z) {
return fma(sin(y), -z, (x * cos(y)));
}
function code(x, y, z) return fma(sin(y), Float64(-z), Float64(x * cos(y))) end
code[x_, y_, z_] := N[(N[Sin[y], $MachinePrecision] * (-z) + N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\mathsf{fma}\left(\sin y, -z, x \cdot \cos y\right)
\end{array}
Initial program 99.8%
sub-neg99.8%
+-commutative99.8%
*-commutative99.8%
distribute-rgt-neg-in99.8%
fma-def99.8%
Applied egg-rr99.8%
Final simplification99.8%
(FPCore (x y z) :precision binary64 (fma (cos y) x (* (sin y) (- z))))
double code(double x, double y, double z) {
return fma(cos(y), x, (sin(y) * -z));
}
function code(x, y, z) return fma(cos(y), x, Float64(sin(y) * Float64(-z))) end
code[x_, y_, z_] := N[(N[Cos[y], $MachinePrecision] * x + N[(N[Sin[y], $MachinePrecision] * (-z)), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\mathsf{fma}\left(\cos y, x, \sin y \cdot \left(-z\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 (- (* x (cos y)) (* (sin y) z)))
double code(double x, double y, double z) {
return (x * cos(y)) - (sin(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 * cos(y)) - (sin(y) * z)
end function
public static double code(double x, double y, double z) {
return (x * Math.cos(y)) - (Math.sin(y) * z);
}
def code(x, y, z): return (x * math.cos(y)) - (math.sin(y) * z)
function code(x, y, z) return Float64(Float64(x * cos(y)) - Float64(sin(y) * z)) end
function tmp = code(x, y, z) tmp = (x * cos(y)) - (sin(y) * z); end
code[x_, y_, z_] := N[(N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision] - N[(N[Sin[y], $MachinePrecision] * z), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x \cdot \cos y - \sin y \cdot z
\end{array}
Initial program 99.8%
Final simplification99.8%
(FPCore (x y z) :precision binary64 (if (or (<= z -1.35e-25) (not (<= z 1.55e-25))) (- x (* (sin y) z)) (* x (cos y))))
double code(double x, double y, double z) {
double tmp;
if ((z <= -1.35e-25) || !(z <= 1.55e-25)) {
tmp = x - (sin(y) * z);
} 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 <= (-1.35d-25)) .or. (.not. (z <= 1.55d-25))) then
tmp = x - (sin(y) * z)
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 <= -1.35e-25) || !(z <= 1.55e-25)) {
tmp = x - (Math.sin(y) * z);
} else {
tmp = x * Math.cos(y);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (z <= -1.35e-25) or not (z <= 1.55e-25): tmp = x - (math.sin(y) * z) else: tmp = x * math.cos(y) return tmp
function code(x, y, z) tmp = 0.0 if ((z <= -1.35e-25) || !(z <= 1.55e-25)) tmp = Float64(x - Float64(sin(y) * z)); else tmp = Float64(x * cos(y)); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((z <= -1.35e-25) || ~((z <= 1.55e-25))) tmp = x - (sin(y) * z); else tmp = x * cos(y); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[z, -1.35e-25], N[Not[LessEqual[z, 1.55e-25]], $MachinePrecision]], N[(x - N[(N[Sin[y], $MachinePrecision] * z), $MachinePrecision]), $MachinePrecision], N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;z \leq -1.35 \cdot 10^{-25} \lor \neg \left(z \leq 1.55 \cdot 10^{-25}\right):\\
\;\;\;\;x - \sin y \cdot z\\
\mathbf{else}:\\
\;\;\;\;x \cdot \cos y\\
\end{array}
\end{array}
if z < -1.35000000000000008e-25 or 1.54999999999999997e-25 < z Initial program 99.8%
Taylor expanded in y around 0 94.6%
if -1.35000000000000008e-25 < z < 1.54999999999999997e-25Initial program 99.8%
sub-neg99.8%
+-commutative99.8%
*-commutative99.8%
distribute-rgt-neg-in99.8%
fma-def99.8%
Applied egg-rr99.8%
Taylor expanded in z around 0 85.9%
Final simplification90.5%
(FPCore (x y z) :precision binary64 (if (or (<= z -2.2e+137) (not (<= z 4.8e-5))) (* (sin y) (- z)) (* x (cos y))))
double code(double x, double y, double z) {
double tmp;
if ((z <= -2.2e+137) || !(z <= 4.8e-5)) {
tmp = sin(y) * -z;
} 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 <= (-2.2d+137)) .or. (.not. (z <= 4.8d-5))) then
tmp = sin(y) * -z
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 <= -2.2e+137) || !(z <= 4.8e-5)) {
tmp = Math.sin(y) * -z;
} else {
tmp = x * Math.cos(y);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (z <= -2.2e+137) or not (z <= 4.8e-5): tmp = math.sin(y) * -z else: tmp = x * math.cos(y) return tmp
function code(x, y, z) tmp = 0.0 if ((z <= -2.2e+137) || !(z <= 4.8e-5)) tmp = Float64(sin(y) * Float64(-z)); else tmp = Float64(x * cos(y)); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((z <= -2.2e+137) || ~((z <= 4.8e-5))) tmp = sin(y) * -z; else tmp = x * cos(y); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[z, -2.2e+137], N[Not[LessEqual[z, 4.8e-5]], $MachinePrecision]], N[(N[Sin[y], $MachinePrecision] * (-z)), $MachinePrecision], N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;z \leq -2.2 \cdot 10^{+137} \lor \neg \left(z \leq 4.8 \cdot 10^{-5}\right):\\
\;\;\;\;\sin y \cdot \left(-z\right)\\
\mathbf{else}:\\
\;\;\;\;x \cdot \cos y\\
\end{array}
\end{array}
if z < -2.20000000000000015e137 or 4.8000000000000001e-5 < z Initial program 99.8%
Taylor expanded in x around 0 79.5%
associate-*r*79.5%
neg-mul-179.5%
Simplified79.5%
if -2.20000000000000015e137 < z < 4.8000000000000001e-5Initial program 99.8%
sub-neg99.8%
+-commutative99.8%
*-commutative99.8%
distribute-rgt-neg-in99.8%
fma-def99.8%
Applied egg-rr99.8%
Taylor expanded in z around 0 81.9%
Final simplification80.8%
(FPCore (x y z) :precision binary64 (if (or (<= y -108000.0) (not (<= y 0.0003))) (* x (cos y)) (- x (* y z))))
double code(double x, double y, double z) {
double tmp;
if ((y <= -108000.0) || !(y <= 0.0003)) {
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 <= (-108000.0d0)) .or. (.not. (y <= 0.0003d0))) 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 <= -108000.0) || !(y <= 0.0003)) {
tmp = x * Math.cos(y);
} else {
tmp = x - (y * z);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -108000.0) or not (y <= 0.0003): tmp = x * math.cos(y) else: tmp = x - (y * z) return tmp
function code(x, y, z) tmp = 0.0 if ((y <= -108000.0) || !(y <= 0.0003)) 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 <= -108000.0) || ~((y <= 0.0003))) tmp = x * cos(y); else tmp = x - (y * z); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[y, -108000.0], N[Not[LessEqual[y, 0.0003]], $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 -108000 \lor \neg \left(y \leq 0.0003\right):\\
\;\;\;\;x \cdot \cos y\\
\mathbf{else}:\\
\;\;\;\;x - y \cdot z\\
\end{array}
\end{array}
if y < -108000 or 2.99999999999999974e-4 < y Initial program 99.6%
sub-neg99.6%
+-commutative99.6%
*-commutative99.6%
distribute-rgt-neg-in99.6%
fma-def99.6%
Applied egg-rr99.6%
Taylor expanded in z around 0 43.0%
if -108000 < y < 2.99999999999999974e-4Initial program 100.0%
Taylor expanded in y around 0 98.7%
+-commutative98.7%
mul-1-neg98.7%
unsub-neg98.7%
Simplified98.7%
Final simplification71.5%
(FPCore (x y z) :precision binary64 (if (or (<= z -5.5e+189) (not (<= z 3e+141))) (* y (- z)) x))
double code(double x, double y, double z) {
double tmp;
if ((z <= -5.5e+189) || !(z <= 3e+141)) {
tmp = y * -z;
} else {
tmp = 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 <= (-5.5d+189)) .or. (.not. (z <= 3d+141))) then
tmp = y * -z
else
tmp = x
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((z <= -5.5e+189) || !(z <= 3e+141)) {
tmp = y * -z;
} else {
tmp = x;
}
return tmp;
}
def code(x, y, z): tmp = 0 if (z <= -5.5e+189) or not (z <= 3e+141): tmp = y * -z else: tmp = x return tmp
function code(x, y, z) tmp = 0.0 if ((z <= -5.5e+189) || !(z <= 3e+141)) tmp = Float64(y * Float64(-z)); else tmp = x; end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((z <= -5.5e+189) || ~((z <= 3e+141))) tmp = y * -z; else tmp = x; end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[z, -5.5e+189], N[Not[LessEqual[z, 3e+141]], $MachinePrecision]], N[(y * (-z)), $MachinePrecision], x]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;z \leq -5.5 \cdot 10^{+189} \lor \neg \left(z \leq 3 \cdot 10^{+141}\right):\\
\;\;\;\;y \cdot \left(-z\right)\\
\mathbf{else}:\\
\;\;\;\;x\\
\end{array}
\end{array}
if z < -5.5e189 or 2.9999999999999999e141 < z Initial program 99.8%
Taylor expanded in y around 0 57.7%
+-commutative57.7%
mul-1-neg57.7%
unsub-neg57.7%
fma-def57.7%
unpow257.7%
associate-*l*57.7%
Simplified57.7%
Taylor expanded in x around 0 45.4%
associate-*r*45.4%
neg-mul-145.4%
Simplified45.4%
if -5.5e189 < z < 2.9999999999999999e141Initial program 99.8%
sub-neg99.8%
+-commutative99.8%
*-commutative99.8%
distribute-rgt-neg-in99.8%
fma-def99.8%
Applied egg-rr99.8%
Taylor expanded in y around 0 47.6%
Final simplification47.0%
(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 53.2%
+-commutative53.2%
mul-1-neg53.2%
unsub-neg53.2%
Simplified53.2%
Final simplification53.2%
(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%
sub-neg99.8%
+-commutative99.8%
*-commutative99.8%
distribute-rgt-neg-in99.8%
fma-def99.8%
Applied egg-rr99.8%
Taylor expanded in y around 0 38.4%
Final simplification38.4%
herbie shell --seed 2023195
(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))))