Talk:Method of matched asymptotic expansions

Solution $y_{I}$

Am I being stupid, or is $y_{I}$ not actually a solution to the boundary value problem (BVP)? Finding the 2 derivatives and subbing them and $y_{I}$ into the BVP equation leaves $e=0$ ?????!?!!?!? Mmitchell10 (talk) 09:41, 19 October 2012 (UTC)