Lecture 17

Introduction to Algebraic Topology

Siddhartha Gadgil

Department of Mathematics

Indian Institute of Science

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17.1: Free products

Quiz 17.1

17.2: Constructing free products

Quiz 17.2

17.3: Seifert - Van Kampen theorem : Surjectivity

Quiz 17.3

Categorical products and coproducts

Next: Lecture 18

Course: MA 232 (October 2020)