On 3/11/06, Cuvelier Etienne <[EMAIL PROTECTED]> wrote: > Hello, > Is it possible to draw level lines on the surface of a bivariate function? > > In the following example, to draw surface and levels lines for a > multivariate normal law, > I use persp, trans3d, contourLines and lines, > but if the lines are correctly drawn, some parts of them are, of > course, visible > even if they are drawn on a non visible "face". > > Any suggestion to avoid this problem ?
Use a visualization system designed for 3-D, like OpenGL, which has an R interface in the 'rgl' package. Deepayan ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
