19:0319:03, 16 March 2016diffhist+60
Sobolev space
added {{See also|Trace operator}} and moved ==trace operator== just below ===functions vanishing at the boundary===
19:0319:03, 16 March 2016diffhist+60
Sobolev space
added {{See also|Trace operator}} and moved ==trace operator== just below ===functions vanishing at the boundary===