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Re: coding problem

  • To: mathgroup at
  • Subject: [mg60184] Re: coding problem
  • From: "Jens-Peer Kuska" <kuska at>
  • Date: Tue, 6 Sep 2005 05:28:49 -0400 (EDT)
  • Organization: Uni Leipzig
  • References: <dfj9bg$rfm$>
  • Sender: owner-wri-mathgroup at

a) the function name is DSolve[] with a
b) you can reduce the order of the ode
   with u[x]==y'[x] and you get
   DSolve[{x*u'[x] + (1 + x)*u[x] == 0}, u[x], x]
c) from this solution, you see that it will never 
   at x==0


"Ming Hong" <zhongming at> schrieb im 
Newsbeitrag news:dfj9bg$rfm$1 at
|I am trying to solve the following equations:
| xy''+(1+x)y'=0
| xy'(0)=-1/2
| y(Infinity)=0
| Here is what I put into Mathematica:
| It didn't work and I can not figure out why.
| Thanks for your help!
| Ming

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