Capital Omega

Type it

Ways to write the Capital Omega symbol
UnicodeU+03A9
LaTeX\Omega
HTML entityΩ
CharacterΩ

Meaning

The uppercase last letter of the Greek alphabet. It often stands for the sample space in probability, a region of space, or the ohm, and Ω(f) gives an asymptotic lower bound. Compare with Omega and Capital Sigma.

How to read it

P(Ω) = 1

is read “the probability of omega equals one”.

More Greek Letters symbols