We can stick two spaces together by their points.
The wedge sum of two pointed types and can be defined as the higher inductive type with the following constructors:
The wedge sum of two types and , can also be defined as the pushout of the span
where the maps pick the base points of and . This pushout is denoted and has basepoint
Revision on January 19, 2019 at 15:54:32 by Ali Caglayan. See the history of this page for a list of all contributions to it.