bounded.reg             Fit a linear model with infinity-norm plus
                        ridge-like regularization
crossval                Cross-validation function for quadrupen fitting
                        methods.
cvpen-class             Class "cvpen"
elastic.net             Fit a linear model with elastic-net
                        regularization
plot,cvpen-method       Plot method for cross validated error of a
                        'quadrupen' model
plot,quadrupen-method   Plot method for a quadrupen object
plot,stability.path-method
                        Plot method for 'stability.path'.
quadrupen-class         Class "quadrupen"
quadrupen-package       Sparsity by Worst-Case Quadratic Penalties
stability               Stability selection for a quadrupen fit.
stability.path-class    Class "stability.path"
