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differential equation
Posted:
Jul 6, 2017 11:53 PM


On Tuesday, 2 August 07:30:36 UTC+10, none Rouben Rostamian wrote: > In article <1fbbda2aca7840d98378bf9715da7cee@m22g2000yqh.googlegroups.com>,
> zz <zhangyilei@gmail.com> wrote: > >y''''=(a+b*x)*y,a,b are constant. any hints or links, or good math > >handbook recommendation? thanks. > > I tried this in Maple. It did not find an explicit solution. > > A series solution is possible, as in: > > y(x) = u[0] + u[1] x + 1/2 u[2] x^2 + 1/6 u[3] x^3 > + 1/24 a u[0] x^4 + (1/120 a u[1] + 1/120 b u[0]) x^5 + O(x^6), > > where u[i] is the ith derivative of y at x=0. > >  > Rouben Rostamian
I tried this in wolfram, it cannot either. why?
reference math handbook mathHandbook.com



