Omega star is the order type obtained by reversing omega. It is the order type of the set of negative integers, and other sets ordered like omega but with a greatest element and no least element.

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.