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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 2009年7月23日 GMT-4 11:33
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Hello Huijie Zhang

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