Functions for drawing ellipses and ellipse-like confidence
regions
Description
This package contains various routines for drawing
ellipses and ellipse-like confidence regions, implementing the
plots described in Murdoch and Chow (1996), A graphical display
of large correlation matrices, The American Statistician 50,
178-180. There are also routines implementing the profile plots
described in Bates and Watts (1988), Nonlinear Regression
Analysis and its Applications.