%0 Journal Article %A Gay, David T %T From Heegaard splittings to trisections; porting $3$-dimensional ideas to dimension $4$ %B Winter Braids VIII (Marseille, 2018) %A Collectif %S Winter Braids Lecture Notes %Z talk:4 %D 2018 %P 1-19 %I Winter Braids School %U http://www.numdam.org/articles/10.5802/wbln.24/ %R 10.5802/wbln.24 %G en %F WBLN_2018__5__A4_0