Oct 10 – 14, 2016
Europe/Berlin timezone

Degree of L2 Alexander torsion for 3-manifolds

Oct 13, 2016, 11:00 AM
50m
Room 1.067

Room 1.067

Speaker

Yi Liu (Beijing International Center for Mathematical Research)

Description

For an irreducible orientable compact 3-manifold N with empty or incompressible toral boundary, the L2 Alexander torsion has been introduced by Dubois, Friedl, and Lueck. In this talk, I'll explain the idea to prove that the full L2 Alexander torsion is a continuous everywhere positive and asymptotically monomial function in both ends. It can be further shown that the degree of the full L2 Alexander torsion is equal to the Thurston norm of the defining first cohomology class.

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