Set Theory 1.4 : Well Orders, Order Isomorphisms, and Ordinals @Fematika
Set Theory 1.4 : Well Orders, Order Isomorphisms, and Ordinals @Fematika
Uploaded September 2018 | Updated September 2026, 1 week ago
In this video, I introduce well ordered sets and order isomorphisms, as well as segments. I use these new ideas to prove that all well ordered sets are order isomorphic to some ordinal.

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Set Theory 1.4 : Well Orders, Order Isomorphisms, and Ordinals

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