firedrakeproject/firedrake — pull request #164 by wence- (2014-02-03 09:31:07+00:00)
Title: literal constants as boundary conditions for vector-valued function spaces

For vector-valued function spaces (such as RT0), if I want to set a zero boundary condition, I currently have to use Expression(("0.0","0.0")) as it won't accept a list of literal constants as input.