%0 Journal Article %A Mohammadi, Bijan %A Tuomela, Jukka %T Simplifying numerical solution of constrained PDE systems through involutive completion %J ESAIM: Modélisation mathématique et analyse numérique %D 2005 %P 909-929 %V 39 %N 5 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/m2an:2005040/ %R 10.1051/m2an:2005040 %G en %F M2AN_2005__39_5_909_0