The names Ω and ω may refer to any of several distinct quantities or operations.

For the Wright omega function, see Wrightomega.

For ohm (the unit of electric resistance), see Units,electric_resistance.

For the ordinal omega representing the natural numbers, see Ordinals,Ordinal.

$\mathrm{series}\left(\mathrm{Wrightomega}\left(z\right)\,z=1\,3\right)$

$1+\frac{1}{2}\left(z-1\right)+\frac{1}{16}{\left(z-1\right)}^2+O\left({\left(z-1\right)}^3\right)$

$\mathrm{combine}\left(\frac{43.24\mathrm{Unit}\left(\mathrm{volt}\right)}{6.7\mathrm{Unit}\left(A\right)}\,\mathrm{units}\right)$

$6.453731343⟦\mathrm{\Omega }⟧$

$\mathrm{type}\left(\mathrm{Ordinals}:-\mathrm{\omega }\,\mathrm{ordinal}\right)$

$\mathrm{true}$