ellipse                  Make an ellipse
ellipse.default          Produces an ellipse from a covariance matrix or
                         a correlation
ellipse.glm              Outline an approximate pairwise confidence
                         region
ellipse.lm               Outline a pairwise confidence region for a
                         linear model fit.
ellipse.nls              Outline an approximate pairwise confidence
                         region
ellipse.profile          Pairwise profile sketch
ellipse.profile.glm      Profile sketch
pairs.profile            Profile pairs
plotcorr                 Plot correlation matrix ellipses
profile.glm              profile() for glm objects
