Pullbacks and pushouts 2

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Uploaded by on Sep 1, 2008

Definition of pushouts, pushouts in Set, and the pullback/pushout example of intersection/union of sets

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Uploader Comments (TheCatsters)

  • shouldn't the umm umm at 5:57-60 be replaced by `the intersection of all equivalence classes that equate f(c) and g(c).

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  • That is a satisfying pushout/pullback, but I must confess that my favorite is the fiber bundle in algebraic topology.

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