The Triangle Topology Seminar is a joint seminar between Duke, NCSU, and UNC, meeting on selected Tuesdays. Some talks are preceded by an informal pretalk seminar aimed at graduate students. For more information, including information on how to be added to the seminar mailing list, please see here: https://services.math.duke.edu/~maabel/seminar.html
Eylem Yildiz (Michigan State University)
I will discuss concordances of knots in 3-manifolds. In particular I will show that all the knots in the free homotopy class of $S^1\times pt$ in $S^1 \times S^2$ are concordant to each other. By...