2016/11/11 by Adam Baranowski, Maciej Borodzik, Baranowski, Adam +3
Mathematics · #Algebraic Geometry (math.AG) #FOS: Mathematics #Geometric Topology (math.GT) #math.AG #math.GT
paper · pdf · doi:10.48550/arxiv.1611.03845
45 pages
arxiv created 2017/04/20 · arxiv updated 2017/04/24
This is an expanded version of the lecture course the second author gave at Winterbraids VI in Lille in February 2016. Version 2: revision incorporating referee remarks.