- 1. [S] Optimization problem (score: 1)
- Author: Spyros Vrontos <svrontos@aueb.gr>
- Date: Tue, 25 Apr 2000 12:02:34 +0300
- Dear Splus users. I was wondering if the following problem can be solved with Splus. We have a vector W=(w1,...,wm) with dimensions 1 X m, (1 row, m columns) and a matrix A with dimensions m X n. Wha
- /archives/html/s-news/2000-04/msg00218.html (7,209 bytes)
- 2. Re: [S] Optimization problem (score: 1)
- Author: Longhow Lam <lam@candiensten.nl>
- Date: Tue, 25 Apr 2000 11:47:24 +0200
- You didn't mention your objective function, if the objective function is of the form c'w then this is a linear programming problem. Which can be solved by my linprog utility. However, This is based
- /archives/html/s-news/2000-04/msg00219.html (8,296 bytes)
- 3. Re: [S] Optimization problem (score: 1)
- Author: Spyros Vrontos <svrontos@aueb.gr>
- Date: Tue, 25 Apr 2000 16:14:15 +0300
- Many thanks to Longhow Lam and Prof. Brian Ripley for their quick answer. The original question was: We have a vector W=(w1,...,wm) with dimensions 1 X m, (1 row, m columns) and a matrix A with dimen
- /archives/html/s-news/2000-04/msg00222.html (7,535 bytes)
- 4. [S] Optimization problem (score: 1)
- Author: "José Ailton Alencar andrade" <andrade@inep.gov.br
- Date: Fri, 31 Jul 1998 18:02:27 -0300
- Dear S users, I am trying to find the optimum of a function: I have the following function which I want to fine your minimum: ob<- function(alpha, beta) { (-1 * (N * log(alpha) + (N * alpha - 1) * lo
- /archives/html/s-news/1998-08/msg00036.html (8,885 bytes)
- 5. [S] Optimization problem (score: 1)
- Author: "José Ailton Alencar andrade" <andrade@inep.gov.br
- Date: Fri, 31 Jul 1998 18:02:27 -0300
- Dear S users, I am trying to find the optimum of a function: I have the following function which I want to fine your minimum: ob<- function(alpha, beta) { (-1 * (N * log(alpha) + (N * alpha - 1) * lo
- /archives/html/s-news/1998-07/msg00220.html (8,368 bytes)
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