On Sat, 11 Oct 2003 [EMAIL PROTECTED] wrote: > I am running the following code (testing the use of the simplex function to > determine if a point is in the convex hull of another set of points or not): > > >a <- c(0, 0) > >A3 <-matrix(c(1,2,3,4,1,1), ncol = 2, byrow = T) > >b3 <-c(1.5, 3.5, 1) > >simplex(a = a, A3 = A3, b3 = b3) > > and the following error message appears: > Error in simplex1(out1$a[1:(n + m1 + m2)], out1$A[, 1:(n + m1 + m2)], : > subscript out of bounds > > Any advice on why this error is appearing and how to avoid it? (Particularly > the latter?) In terms of the convex hull problem, this error seems to occur > when the point in question (in the convex hull or not) is on the edge/surface > of the convex hull. But I'm not positive about this. > > Thanks in advance. > > (I've noticed a few other posts of this problem, but never saw anyone reply.)
I assume this is function simplex() in package boot, although you did not say so. If so, did you contact the author (and not the maintainer) who may well not read R-help but is the person most likely to be able to supply a fix? -- Brian D. Ripley, [EMAIL PROTECTED] Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ University of Oxford, Tel: +44 1865 272861 (self) 1 South Parks Road, +44 1865 272866 (PA) Oxford OX1 3TG, UK Fax: +44 1865 272595 ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help
