Are the two B model constructions equivalent? - MathOverflow most recent 30 from http://mathoverflow.net 2013-05-25T22:52:47Z http://mathoverflow.net/feeds/question/29393 http://www.creativecommons.org/licenses/by-nc/2.5/rdf http://mathoverflow.net/questions/29393/are-the-two-b-model-constructions-equivalent Are the two B model constructions equivalent? HYYY 2010-06-24T15:38:30Z 2010-06-24T22:45:59Z <p>Now we have two B model constructions: Kontsevich-Baranikov (for genus 0) and Costello (for any genus). My question is, are they equal in genus 0? Or now which one is the one we want? Thanks!</p>