Re: [R] Convergent series

2010-07-15 Thread Ted Harding
I don't think so -- as I understand it, what David is looking for is a method for taking a specification for the general term in a series (of indefinite length) and accumulating the sum of terms until a convergence criterion is satisfied -- see his Mathematica-inspired hypothetical example (in his

Re: [R] Convergent series

2010-07-15 Thread Allan Engelhardt
Not 100% if this is what you are looking for, but maybe Reduce("+", x) will do it? E.g. Reduce("+", 1/2^(1:10)) # [1] 0.9990234 Hope this helps. Allan On 14/07/10 11:57, David Bickel wrote: What are some reliable R functions that can compute the value of a convergent series? David ___

Re: [R] Convergent series

2010-07-14 Thread David Bickel
Thanks, Ted. I meant to post this previous reply to the list: On 10-07-14 07:43, David Bickel wrote: Hi Ted, Here are my translations to "integrate"-like syntax of a conflation of examples from the following Mathematica pages: x <- 2.232; sum(f = function(n) {x^n/factorial(n)}, lower = 0, uppe

Re: [R] Convergent series

2010-07-14 Thread Ted Harding
On 14-Jul-10 10:57:02, David Bickel wrote: > What are some reliable R functions that can compute the value of a > convergent series? > > David Please give an example of a definition (as you would specify it to an R function) of a "convergent series" that you want to compute! Your query is about