Re: Re: Boundary value problems in Mathematica 3.0

*To*: mathgroup at smc.vnet.net*Subject*: [mg5938] Re: [mg5841] Re: Boundary value problems in Mathematica 3.0*From*: seanross at worldnet.att.net*Date*: Tue, 4 Feb 1997 00:04:42 -0500*Sender*: owner-wri-mathgroup at wolfram.com

Sirpa Saarinen wrote: > > bpsafran at weizmann.weizmann.ac.il (Sam Safran) writes: > > >[ Clipped from: comp.soft-sys.math.mathematica ] > > >Is this the situation for Mathematica 3.0 on other machines > >(e.g. Mac) and is it true that the boundary value problems > >are only for linear differential equations? Are there any > >packages or add-ons that will do non linear equations with > >two point boundary conditions? > > Yes, this is true. Mathematica 3.0 only solves linear boundary > value problems. I do not know the answer to your second question, > maybe someone else can answer this. > > Sirpa Saarinen > saarinen at wolfram.com You can certainly linearize any non-linear DE by treating a variable as a constant, solving the remainder and iterating on the "constant" one. The broader response to your question, though, is that mathematica can certainly solve a non-linear differential equation just like c or fortran can. It is a powerful programming language, not just a collection of nifty functions.