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How to treat quadratic term of dependent variables(or their derivatives) in PDE

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As can see, all the application mode in COMSOL deal with the linear system of dependent variables and their derivatives. However, when corespponding quadratic terms arise, it becomes a proble.
Any help is welcome!

0 Replies Last Post Jul 23, 2009, 11:33 a.m. EDT
COMSOL Moderator

Hello Huijie Zhang

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