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UDF PDE BC involved mass fraction ??

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Old   April 6, 2004, 03:39
Default UDF PDE BC involved mass fraction ??
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To All Fluent Experts all over the world,

How to write the PDE BC with UDF for mass fraction ? I cant find any built-in macro for Div(m)/Div(y) where m = mass fraction. Is there any other way to do it?



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