%0 Journal Article %T String-net model of Turaev-Viro invariants %A Alexander Kirillov Jr %J Mathematics %D 2011 %I arXiv %X In this paper, we describe the relation between the Turaev--Viro TQFT and the string-net space introduced in the papers of Levin and Wen. In particular, the case of surfaces with boundary is considered in detail. %U http://arxiv.org/abs/1106.6033v1