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Method of integrating factors

by delve
Tags: factors, integrating, method
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delve
#1
Dec5-09, 12:13 PM
P: 34
Is there a method of integrating factors for differential equations of power 2 or higher?
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g_edgar
#2
Dec5-09, 12:41 PM
P: 607
"power" in the sense of second or higher derivatives? Probably not. Integrating factors are for first-order DEs.
kosovtsov
#3
Dec5-09, 03:01 PM
P: 70
Integrating factors are are suit for any order ODEs, see, e.g.,

http://www.emis.de/journals/SIGMA/2006/Paper059/

Knowing integrating factor allows to reduce the ODE order.

delve
#4
Dec5-09, 04:16 PM
P: 34
Method of integrating factors

Thank you very much! :)


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