I'm asked to find a condition for P(x,y) and Q(x,y) for which the equation P(x,y)dx+Q(x,y)dy=0 will have an integration factor depending only on (y/x).
I'll appreciate any help.
Nevermind, solved it :/
Last edited by pavelr; Aug 3rd 2008 at 07:59 AM.
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