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March 20th, 2017, 03:22 AM  #1 
Senior Member Joined: Dec 2015 From: Earth Posts: 194 Thanks: 23  Solution for equation ?
$\displaystyle y''+y'xy'''=0$

March 20th, 2017, 03:41 AM  #2 
Global Moderator Joined: Dec 2006 Posts: 18,595 Thanks: 1493 
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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