Jonathan C. Johnson

E-mail: jjohnson@math.utexas.edu
Office: PMA 12.136
Department of Mathematics
University of Texas at Austin

November 1, 2020

Check out my preprint, "Residual Torsion-Free Nilpotence, Bi-Orderability and Pretzel Knots", on arxiv.

July 24, 2020

Next week, Ceren and I will be leading the Kirby Calculus and 4-Manifolds July 27-31. For information on this course see the course web page.

July 13, 2020

Next week, Ceren and I will be leading the Heegaard Splittings and Dehn Surgery July 20-24. For information on this course see the course web page.

April 28, 2020

I will be attending the Nearly Carbon Neutral Geometric Topology Conference which is being held June 1-14, 2020.

April 28, 2020

Check out my preprint, "Two-Bridge Knots and Residual Torsion-Free Nilpotence", on arxiv.

January 24, 2020

This semester I am organizing a learning seminar on knot concordance. Information for this seminar can be found on the seminar web page

September 3, 2019

This semester Ceren, Hannah and I are organizing a learning seminar on applications of Heegaard Floer homology. Information for this seminar can be found on the seminar web page

September 3, 2019

This fall am teaching M371E: Learning Assistant Experience in Mathematics. Information for this course can be found on Canvas.

July 10, 2019

Next week, I will be attending the Perspectives on Dehn Surgey Workshop at ICERM.

June 13, 2019

Next week, I will be attending the Ordered Groups and Rigidity in Dynamics and Topology Workshop at Casa Matemática Oaxaca.

June 6, 2019

Next week, Ceren and I will be leading the Dehn Surgery and 3-Manifolds mini-course June 10-14. For information on this course see the course web page.

May 19, 2019

This week I will be attending the 2019 Georgia Topology Conference at the University of Georgia.

April 24, 2019

This weekend I will be attending the 2019 Underrepresented Students in Topology and Algebra Research Symposium at Iowa State University and giving a talk on bi-orderable knot groups.

March 27, 2019

This weekend I will be attending the Graduate Student Topology and Geometry Conference at the University of Illinois Urbana-Champaign and giving a talk on bi-orderable knot groups.

September 18, 2018

This semester Hannah and I are leading a seminar on the Alexander polynomial. You can check out the seminar webpage here.

August 8, 2018

I will be leading an introduction to Heegaard Floer homology mini-course Aug. 13-17. For information on this course see the course web page.

January 23, 2018

This spring I am the TA for Dr. Shen's sequences, series, and multi-variable calculus course. Information for this course can be found on Canvas.

October 27, 2017

Wednesday, November 1, I will be talking in Jr. Topology about obstructions to an irreducible integer homology sphere being surgery on a knot. Jr. Topology meets Wednesdays at 2:00pm in RLM 12.166.

October 3, 2017

Starting this week, my office hours are Tuesdays from 1:30 to 3:00 and Wednesdays 3:00 to 4:30.

September 12, 2017

Starting this week, my office hours are Tuesdays from 1:30 to 3:00 and Fridays 3:00 to 4:30.

August 30, 2017

This fall I am the TA for Dr. Hamrick's differential calculus course. Information for this course can be found on Canvas.

August 9, 2017

I will be out of the area from August 11 to August 27.

August 9, 2017

Welcome to my new website. Take a look around. It's a little bare now, but more stuff will be added in the future.