One of the main ways in which I keep my finger on the pulse of what is hot now in low dimensional topology is to write lots and lots of reviews, both for… 743 more words

## Tags » Quantum Topology

#### MOO is classical

The simplest quantum 3-manifold invariant is the Murakami-Ohtsuki-Okada (MOO) invariant. It comes from Chern-Simons theory in the way that the Reshetikhin-Turaev invariant comes from Chern-Simons Theory. 1,270 more words

#### Jones's new polynomial

Check out this exciting new preprint by Vaughan Jones!

1,004 more wordsV.F.R. Jones, Some Unitary Representations of Thompson’s Groups and , arXiv:1412.7740.

#### Understanding the anomaly

I’ve recently been looking at the following paper in which -TQFT anomalies are treated carefully and various old constructions of Turaev and Walker are elucidated: 1,082 more words