Archives
- January 2022
- August 2021
- July 2021
- June 2021
- December 2020
- October 2020
- August 2020
- December 2019
- November 2019
- September 2019
- August 2019
- July 2019
- August 2018
- May 2018
- March 2017
- December 2014
- November 2014
- October 2014
- September 2014
- July 2014
- June 2014
- May 2014
- November 2013
- October 2012
- May 2012
Categories
- Algebraic Topology
- Baer-Specker group
- Cardinality
- Categorical Topology
- Category Theory
- Cech expansion
- Conferences
- coreflection functor
- Covering Space Theory
- Dendrite
- earring group
- earring space
- Finite groups
- Free abelian groups
- Free groups
- Fundamental group
- Fundamental groupoid
- General topology
- Generalized covering space theory
- Griffiths twin cone
- Group homomorphisms
- Group theory
- harmonic archipelago
- Higher Homotopy groups
- homotopically Hausdorff
- Homotopy theory
- Infinite Group Theory
- Infinite products
- Inverse Limit
- locally path connected
- one-dimensional spaces
- Order Theory
- Peano continuum
- reduced paths
- semicovering
- Shape homotopy group
- Shape theory
- Simplicial complexes
- Singular homology
- Tree
- Ultrafilter
- Uncategorized
Tweets
- So these mapping class groups of infinite-type surfaces and graphs.... are they isomorphic to the mapping class gro… twitter.com/i/web/status/1… 1 week ago
- Me: I’m going to construct these infinitely many spaces in one sitting like a boss. Universe: they're not coherent… twitter.com/i/web/status/1… 1 week ago
- Today I scrapped all of a 25 technical page manuscript and started over. It had to be done. None of it could stay.… twitter.com/i/web/status/1… 2 weeks ago
- locally simply connected ≠ locally semilocally simply connected. 😈 1/n https://t.co/kC5rMrqSC5 2 weeks ago
- RT @AnnaGHughes: academics will pack like 12 papers to read on a 3 hour flight and then skim one abstract, put on Shrek 2, and fall asleep 2 weeks ago
-
This work is licensed under a Creative Commons Attribution 4.0 International License.
Tag Archives: homotopy groups of spheres
Visualizing the Hopf Fibration
This is a guest post by Patrick Gillespie, who is currently a 2nd year Ph.D. student at the University of Tennessee Knoxville. The Hopf map is a classical example of a non-trivial fiber bundle. There are many great visualizations of … Continue reading
Wild Topology 