
(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 6 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%
Final simplification99.8%
(FPCore (x y z) :precision binary64 (if (or (<= z -9e-42) (not (<= z 1.32e-70))) (- x (* z (sin y))) (* x (cos y))))
double code(double x, double y, double z) {
double tmp;
if ((z <= -9e-42) || !(z <= 1.32e-70)) {
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 <= (-9d-42)) .or. (.not. (z <= 1.32d-70))) 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 <= -9e-42) || !(z <= 1.32e-70)) {
tmp = x - (z * Math.sin(y));
} else {
tmp = x * Math.cos(y);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (z <= -9e-42) or not (z <= 1.32e-70): tmp = x - (z * math.sin(y)) else: tmp = x * math.cos(y) return tmp
function code(x, y, z) tmp = 0.0 if ((z <= -9e-42) || !(z <= 1.32e-70)) 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 <= -9e-42) || ~((z <= 1.32e-70))) tmp = x - (z * sin(y)); else tmp = x * cos(y); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[z, -9e-42], N[Not[LessEqual[z, 1.32e-70]], $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 -9 \cdot 10^{-42} \lor \neg \left(z \leq 1.32 \cdot 10^{-70}\right):\\
\;\;\;\;x - z \cdot \sin y\\
\mathbf{else}:\\
\;\;\;\;x \cdot \cos y\\
\end{array}
\end{array}
if z < -9e-42 or 1.3200000000000001e-70 < z Initial program 99.8%
Taylor expanded in y around 0 91.8%
if -9e-42 < z < 1.3200000000000001e-70Initial program 99.8%
Taylor expanded in y around 0 82.2%
Taylor expanded in x around inf 89.9%
Final simplification91.0%
(FPCore (x y z) :precision binary64 (if (or (<= y -16500.0) (not (<= y 4600000000.0))) (* x (cos y)) (- x (* y z))))
double code(double x, double y, double z) {
double tmp;
if ((y <= -16500.0) || !(y <= 4600000000.0)) {
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 <= (-16500.0d0)) .or. (.not. (y <= 4600000000.0d0))) 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 <= -16500.0) || !(y <= 4600000000.0)) {
tmp = x * Math.cos(y);
} else {
tmp = x - (y * z);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (y <= -16500.0) or not (y <= 4600000000.0): tmp = x * math.cos(y) else: tmp = x - (y * z) return tmp
function code(x, y, z) tmp = 0.0 if ((y <= -16500.0) || !(y <= 4600000000.0)) 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 <= -16500.0) || ~((y <= 4600000000.0))) tmp = x * cos(y); else tmp = x - (y * z); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[y, -16500.0], N[Not[LessEqual[y, 4600000000.0]], $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 -16500 \lor \neg \left(y \leq 4600000000\right):\\
\;\;\;\;x \cdot \cos y\\
\mathbf{else}:\\
\;\;\;\;x - y \cdot z\\
\end{array}
\end{array}
if y < -16500 or 4.6e9 < y Initial program 99.7%
Taylor expanded in y around 0 33.8%
Taylor expanded in x around inf 46.5%
if -16500 < y < 4.6e9Initial program 100.0%
Taylor expanded in y around 0 98.7%
Taylor expanded in y around 0 98.7%
mul-1-neg98.7%
*-commutative98.7%
unsub-neg98.7%
Simplified98.7%
Final simplification74.9%
(FPCore (x y z) :precision binary64 (if (or (<= z -5.4e+66) (not (<= z 1.7e+70))) (* y (- z)) x))
double code(double x, double y, double z) {
double tmp;
if ((z <= -5.4e+66) || !(z <= 1.7e+70)) {
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 <= (-5.4d+66)) .or. (.not. (z <= 1.7d+70))) 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 <= -5.4e+66) || !(z <= 1.7e+70)) {
tmp = y * -z;
} else {
tmp = x;
}
return tmp;
}
def code(x, y, z): tmp = 0 if (z <= -5.4e+66) or not (z <= 1.7e+70): tmp = y * -z else: tmp = x return tmp
function code(x, y, z) tmp = 0.0 if ((z <= -5.4e+66) || !(z <= 1.7e+70)) tmp = Float64(y * Float64(-z)); else tmp = x; end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((z <= -5.4e+66) || ~((z <= 1.7e+70))) tmp = y * -z; else tmp = x; end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[z, -5.4e+66], N[Not[LessEqual[z, 1.7e+70]], $MachinePrecision]], N[(y * (-z)), $MachinePrecision], x]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;z \leq -5.4 \cdot 10^{+66} \lor \neg \left(z \leq 1.7 \cdot 10^{+70}\right):\\
\;\;\;\;y \cdot \left(-z\right)\\
\mathbf{else}:\\
\;\;\;\;x\\
\end{array}
\end{array}
if z < -5.4e66 or 1.7e70 < z Initial program 99.8%
Taylor expanded in y around 0 54.2%
Taylor expanded in x around 0 35.3%
associate-*r*35.3%
neg-mul-135.3%
*-commutative35.3%
Simplified35.3%
if -5.4e66 < z < 1.7e70Initial program 99.8%
Taylor expanded in y around 0 78.4%
Taylor expanded in y around 0 52.5%
Final simplification45.8%
(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 69.0%
Taylor expanded in y around 0 56.6%
mul-1-neg56.6%
*-commutative56.6%
unsub-neg56.6%
Simplified56.6%
Final simplification56.6%
(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 69.0%
Taylor expanded in y around 0 39.9%
Final simplification39.9%
herbie shell --seed 2024095
(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))))