
(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 (- (* 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 (if (or (<= x -2.95e+26) (not (<= x 2.5e+64))) (* x (cos y)) (- x (* z (sin y)))))
double code(double x, double y, double z) {
double tmp;
if ((x <= -2.95e+26) || !(x <= 2.5e+64)) {
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 <= (-2.95d+26)) .or. (.not. (x <= 2.5d+64))) 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 <= -2.95e+26) || !(x <= 2.5e+64)) {
tmp = x * Math.cos(y);
} else {
tmp = x - (z * Math.sin(y));
}
return tmp;
}
def code(x, y, z): tmp = 0 if (x <= -2.95e+26) or not (x <= 2.5e+64): tmp = x * math.cos(y) else: tmp = x - (z * math.sin(y)) return tmp
function code(x, y, z) tmp = 0.0 if ((x <= -2.95e+26) || !(x <= 2.5e+64)) 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 <= -2.95e+26) || ~((x <= 2.5e+64))) tmp = x * cos(y); else tmp = x - (z * sin(y)); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[x, -2.95e+26], N[Not[LessEqual[x, 2.5e+64]], $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 -2.95 \cdot 10^{+26} \lor \neg \left(x \leq 2.5 \cdot 10^{+64}\right):\\
\;\;\;\;x \cdot \cos y\\
\mathbf{else}:\\
\;\;\;\;x - z \cdot \sin y\\
\end{array}
\end{array}
if x < -2.95000000000000015e26 or 2.5e64 < x Initial program 99.8%
Taylor expanded in x around inf 87.0%
if -2.95000000000000015e26 < x < 2.5e64Initial program 99.7%
Taylor expanded in y around 0 89.0%
Final simplification88.2%
(FPCore (x y z) :precision binary64 (if (or (<= y -15500000.0) (not (<= y 1.8))) (* x (cos y)) (+ x (* y (- (* y (+ (* x -0.5) (* 0.16666666666666666 (* y z)))) z)))))
double code(double x, double y, double z) {
double tmp;
if ((y <= -15500000.0) || !(y <= 1.8)) {
tmp = x * cos(y);
} else {
tmp = x + (y * ((y * ((x * -0.5) + (0.16666666666666666 * (y * z)))) - 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 <= (-15500000.0d0)) .or. (.not. (y <= 1.8d0))) then
tmp = x * cos(y)
else
tmp = x + (y * ((y * ((x * (-0.5d0)) + (0.16666666666666666d0 * (y * z)))) - z))
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((y <= -15500000.0) || !(y <= 1.8)) {
tmp = x * Math.cos(y);
} else {
tmp = x + (y * ((y * ((x * -0.5) + (0.16666666666666666 * (y * z)))) - z));
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -15500000.0) or not (y <= 1.8): tmp = x * math.cos(y) else: tmp = x + (y * ((y * ((x * -0.5) + (0.16666666666666666 * (y * z)))) - z)) return tmp
function code(x, y, z) tmp = 0.0 if ((y <= -15500000.0) || !(y <= 1.8)) tmp = Float64(x * cos(y)); else tmp = Float64(x + Float64(y * Float64(Float64(y * Float64(Float64(x * -0.5) + Float64(0.16666666666666666 * Float64(y * z)))) - z))); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((y <= -15500000.0) || ~((y <= 1.8))) tmp = x * cos(y); else tmp = x + (y * ((y * ((x * -0.5) + (0.16666666666666666 * (y * z)))) - z)); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[y, -15500000.0], N[Not[LessEqual[y, 1.8]], $MachinePrecision]], N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision], N[(x + N[(y * N[(N[(y * N[(N[(x * -0.5), $MachinePrecision] + N[(0.16666666666666666 * N[(y * z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] - z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -15500000 \lor \neg \left(y \leq 1.8\right):\\
\;\;\;\;x \cdot \cos y\\
\mathbf{else}:\\
\;\;\;\;x + y \cdot \left(y \cdot \left(x \cdot -0.5 + 0.16666666666666666 \cdot \left(y \cdot z\right)\right) - z\right)\\
\end{array}
\end{array}
if y < -1.55e7 or 1.80000000000000004 < y Initial program 99.5%
Taylor expanded in x around inf 47.0%
if -1.55e7 < y < 1.80000000000000004Initial program 100.0%
Taylor expanded in y around 0 98.5%
Final simplification73.7%
(FPCore (x y z)
:precision binary64
(if (<= y -0.025)
(* z (- (sin y)))
(if (<= y 1.8)
(+ x (* y (- (* y (+ (* x -0.5) (* 0.16666666666666666 (* y z)))) z)))
(* x (cos y)))))
double code(double x, double y, double z) {
double tmp;
if (y <= -0.025) {
tmp = z * -sin(y);
} else if (y <= 1.8) {
tmp = x + (y * ((y * ((x * -0.5) + (0.16666666666666666 * (y * z)))) - 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 (y <= (-0.025d0)) then
tmp = z * -sin(y)
else if (y <= 1.8d0) then
tmp = x + (y * ((y * ((x * (-0.5d0)) + (0.16666666666666666d0 * (y * z)))) - 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 (y <= -0.025) {
tmp = z * -Math.sin(y);
} else if (y <= 1.8) {
tmp = x + (y * ((y * ((x * -0.5) + (0.16666666666666666 * (y * z)))) - z));
} else {
tmp = x * Math.cos(y);
}
return tmp;
}
def code(x, y, z): tmp = 0 if y <= -0.025: tmp = z * -math.sin(y) elif y <= 1.8: tmp = x + (y * ((y * ((x * -0.5) + (0.16666666666666666 * (y * z)))) - z)) else: tmp = x * math.cos(y) return tmp
function code(x, y, z) tmp = 0.0 if (y <= -0.025) tmp = Float64(z * Float64(-sin(y))); elseif (y <= 1.8) tmp = Float64(x + Float64(y * Float64(Float64(y * Float64(Float64(x * -0.5) + Float64(0.16666666666666666 * Float64(y * z)))) - z))); else tmp = Float64(x * cos(y)); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if (y <= -0.025) tmp = z * -sin(y); elseif (y <= 1.8) tmp = x + (y * ((y * ((x * -0.5) + (0.16666666666666666 * (y * z)))) - z)); else tmp = x * cos(y); end tmp_2 = tmp; end
code[x_, y_, z_] := If[LessEqual[y, -0.025], N[(z * (-N[Sin[y], $MachinePrecision])), $MachinePrecision], If[LessEqual[y, 1.8], N[(x + N[(y * N[(N[(y * N[(N[(x * -0.5), $MachinePrecision] + N[(0.16666666666666666 * N[(y * z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision] - z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -0.025:\\
\;\;\;\;z \cdot \left(-\sin y\right)\\
\mathbf{elif}\;y \leq 1.8:\\
\;\;\;\;x + y \cdot \left(y \cdot \left(x \cdot -0.5 + 0.16666666666666666 \cdot \left(y \cdot z\right)\right) - z\right)\\
\mathbf{else}:\\
\;\;\;\;x \cdot \cos y\\
\end{array}
\end{array}
if y < -0.025000000000000001Initial program 99.6%
Taylor expanded in x around 0 60.1%
mul-1-neg60.1%
distribute-rgt-neg-out60.1%
Simplified60.1%
if -0.025000000000000001 < y < 1.80000000000000004Initial program 100.0%
Taylor expanded in y around 0 99.2%
if 1.80000000000000004 < y Initial program 99.5%
Taylor expanded in x around inf 52.4%
Final simplification78.5%
(FPCore (x y z) :precision binary64 (if (or (<= z -1.95e+205) (not (<= z 4.2e+193))) (* y (- z)) x))
double code(double x, double y, double z) {
double tmp;
if ((z <= -1.95e+205) || !(z <= 4.2e+193)) {
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 <= (-1.95d+205)) .or. (.not. (z <= 4.2d+193))) 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 <= -1.95e+205) || !(z <= 4.2e+193)) {
tmp = y * -z;
} else {
tmp = x;
}
return tmp;
}
def code(x, y, z): tmp = 0 if (z <= -1.95e+205) or not (z <= 4.2e+193): tmp = y * -z else: tmp = x return tmp
function code(x, y, z) tmp = 0.0 if ((z <= -1.95e+205) || !(z <= 4.2e+193)) tmp = Float64(y * Float64(-z)); else tmp = x; end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((z <= -1.95e+205) || ~((z <= 4.2e+193))) tmp = y * -z; else tmp = x; end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[z, -1.95e+205], N[Not[LessEqual[z, 4.2e+193]], $MachinePrecision]], N[(y * (-z)), $MachinePrecision], x]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;z \leq -1.95 \cdot 10^{+205} \lor \neg \left(z \leq 4.2 \cdot 10^{+193}\right):\\
\;\;\;\;y \cdot \left(-z\right)\\
\mathbf{else}:\\
\;\;\;\;x\\
\end{array}
\end{array}
if z < -1.9499999999999999e205 or 4.2e193 < z Initial program 99.8%
Taylor expanded in x around 0 83.7%
mul-1-neg83.7%
distribute-rgt-neg-out83.7%
Simplified83.7%
Taylor expanded in y around 0 40.8%
if -1.9499999999999999e205 < z < 4.2e193Initial program 99.8%
Taylor expanded in z around inf 86.8%
*-commutative86.8%
associate-/l*86.8%
Simplified86.8%
Taylor expanded in y around 0 47.3%
Final simplification46.2%
(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 53.2%
mul-1-neg53.2%
unsub-neg53.2%
Simplified53.2%
(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 z around inf 89.0%
*-commutative89.0%
associate-/l*89.0%
Simplified89.0%
Taylor expanded in y around 0 41.4%
herbie shell --seed 2024106
(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))))