gradient of a user-defined variable -- CFD Online Discussion Forums

May 4, 2011, 06:26	gradient of a user-defined variable	#1
rostamimass New Member massoumeh Join Date: Mar 2011 Posts: 10 Rep Power: 15	dear all in my udf there are some user-defined variables(such as d/dx(dv/dx+du/dy) that i need the gradient of them, i don't know how calculate or define them for fluent, please help me.

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