> On 07 Nov 2016, at 19:26, Tom Mosca <t...@vims.edu> wrote: > > Can someone help me with R code to perform approximations to second order > differential equations and systems of first order differential equations > using Euler's method and Runge-Kutta? I am not a student and this is not for > a test or graded assignment.
What is this for? > > Examples (unrelated to each other): > > h = 0.1 > > 1. 3(t^2)y'' - 5ty' + 5y = 0 > y(1) = 0, y'(1) = 2/3 > > 2. Lotka-Volterra > x' = x(3-y) > y' = y(x-3) > > > > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
