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March 20th, 2017, 02:22 AM  #1 
Senior Member Joined: Dec 2015 From: somewhere Posts: 541 Thanks: 82  Solution for equation ?
$\displaystyle y''+y'xy'''=0$

March 20th, 2017, 02:41 AM  #2 
Global Moderator Joined: Dec 2006 Posts: 20,753 Thanks: 2136 
Obviously, $y$ = C, where C is a constant, is a solution. The equation's general solution can't be found in closed form in terms of the usual elementary functions.


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