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Title:
What do we mean by "equal"

Speaker:
Pierre Deligne

Abstract:
Abstract: In the univalent foundation formalism, equality makes sense only between objects of the same type, and is itself a type. We will explain that this is closer to mathematical practice than the Zermelo-Fraenkel notion of equality is.

Link:
https://www.ias.edu/video/VoevodskyMemConf-2018/0911-PierreDeligne