
(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 4 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 -6.5e-219) (not (<= z 1.12e-73))) (+ x (* z (sin y))) (+ (* x (cos y)) (* y z))))
double code(double x, double y, double z) {
double tmp;
if ((z <= -6.5e-219) || !(z <= 1.12e-73)) {
tmp = x + (z * sin(y));
} else {
tmp = (x * cos(y)) + (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 ((z <= (-6.5d-219)) .or. (.not. (z <= 1.12d-73))) then
tmp = x + (z * sin(y))
else
tmp = (x * cos(y)) + (y * z)
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((z <= -6.5e-219) || !(z <= 1.12e-73)) {
tmp = x + (z * Math.sin(y));
} else {
tmp = (x * Math.cos(y)) + (y * z);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (z <= -6.5e-219) or not (z <= 1.12e-73): tmp = x + (z * math.sin(y)) else: tmp = (x * math.cos(y)) + (y * z) return tmp
function code(x, y, z) tmp = 0.0 if ((z <= -6.5e-219) || !(z <= 1.12e-73)) tmp = Float64(x + Float64(z * sin(y))); else tmp = Float64(Float64(x * cos(y)) + Float64(y * z)); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((z <= -6.5e-219) || ~((z <= 1.12e-73))) tmp = x + (z * sin(y)); else tmp = (x * cos(y)) + (y * z); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[z, -6.5e-219], N[Not[LessEqual[z, 1.12e-73]], $MachinePrecision]], N[(x + N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(N[(x * N[Cos[y], $MachinePrecision]), $MachinePrecision] + N[(y * z), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;z \leq -6.5 \cdot 10^{-219} \lor \neg \left(z \leq 1.12 \cdot 10^{-73}\right):\\
\;\;\;\;x + z \cdot \sin y\\
\mathbf{else}:\\
\;\;\;\;x \cdot \cos y + y \cdot z\\
\end{array}
\end{array}
if z < -6.49999999999999958e-219 or 1.11999999999999995e-73 < z Initial program 99.8%
Taylor expanded in y around 0 83.4%
if -6.49999999999999958e-219 < z < 1.11999999999999995e-73Initial program 99.8%
Taylor expanded in y around 0 91.0%
Final simplification85.8%
(FPCore (x y z) :precision binary64 (+ x (* z (sin y))))
double code(double x, double y, double z) {
return 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 = x + (z * sin(y))
end function
public static double code(double x, double y, double z) {
return x + (z * Math.sin(y));
}
def code(x, y, z): return x + (z * math.sin(y))
function code(x, y, z) return Float64(x + Float64(z * sin(y))) end
function tmp = code(x, y, z) tmp = x + (z * sin(y)); end
code[x_, y_, z_] := N[(x + N[(z * N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x + z \cdot \sin y
\end{array}
Initial program 99.8%
Taylor expanded in y around 0 74.0%
Final simplification74.0%
(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 74.0%
Taylor expanded in y around 0 52.3%
Final simplification52.3%
herbie shell --seed 2024053
(FPCore (x y z)
:name "Diagrams.ThreeD.Transform:aboutY from diagrams-lib-1.3.0.3"
:precision binary64
(+ (* x (cos y)) (* z (sin y))))