Topology Now!

The website for the textbook Topology Now!
by Robert Messer and Philip Straffin,
published by the
Mathematical Association of America.

Exercises and Discussion

Chapter 1: Deformations
- Additional exercises for Chapter 1.
- Discussion of Exercise 6 of Section 1.4, "Homeo, homeo, wherefore art thou homeo?"
- Animated deformation to unlink the dogbone toy of Example 1.58.
Chapter 2: Knots and Links
- Additional exercises for Chapter 2.
Chapter 3: Surfaces
- Additional exercises for Chapter 3.
- Answer to the riddle of Exerices 11 of Section 3.3: What is nonorientable and lives in the sea?
Chapter 4: Three-dimensional Manifolds
Chapter 5: Fixed Points
Chapter 6: The Fundamental Group
Chapter 7: Metric and Topological Spaces

Additional resources
Sample syllabus 1
Sample syllabus 2

Corrections to the first printing.

Links to other topology Websites

Contact information
You are invited to submit comments, suggesions, and additional material for this website. Unless you indicate otherwise, all submissions will be edited and used at the discretion of the authors. We will attempt to acknowledge all submissions and attribute credit to the person sumbitting the material. Permission is given to individual students and instructors to use any of this material in their classroom or other educational settings. However, the authors retain the copyright to all material on this website.

Material may be submitted to:

Robert Messer
ram@albion.edu
Department of Mathematics and Computer Science
Albion College
Albion, MI 49224-5013

Modified May 25, 2018, by Robert Messer