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please help !! about wronskian.the question is..

 
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muhslay
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PostPosted: Sat, 7 Nov 2009 20:27:03 UTC    Post subject: please help !! about wronskian.the question is.. Reply with quote
let y1(x) and y2(x) be two linearly independent solutions of the diff. equ y''+p(x)y'+q(x)y=0 . then show that w(y1(x),y2(x)) satisfies this diff. equ.

i hope i wrote orderly.i mean y1 and y2 .. 1 and 2 are indexes. i wrote first time.thanks ..
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muhslay
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PostPosted: Mon, 9 Nov 2009 01:34:10 UTC    Post subject: Reply with quote
isn't there anyone who solved guys?
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Shadow
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PostPosted: Mon, 9 Nov 2009 01:34:32 UTC    Post subject: Reply with quote
muhslay wrote:
isn't there anyone who solved guys?


What have you tried?
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charikaar
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PostPosted: Mon, 9 Nov 2009 19:14:27 UTC    Post subject: Re: please help !! about wronskian.the question is.. Reply with quote
muhslay wrote:
let y1(x) and y2(x) be two linearly independent solutions of the diff. equ y''+p(x)y'+q(x)y=0 . then show that w(y1(x),y2(x)) satisfies this diff. equ.

i hope i wrote orderly.i mean y1 and y2 .. 1 and 2 are indexes. i wrote first time.thanks ..


you can find complete solution here

http://en.wikipedia.org/wiki/Abel%27s_identity
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