% -*- texinfo -*-
% @deftypefn {Function File} {} meansq (@var{x})
% @deftypefnx {Function File} {} meansq (@var{x}, @var{dim})
% For vector arguments, return the mean square of the values.
% For matrix arguments, return a row vector containing the mean square
% of each column. With the optional @var{dim} argument, returns the
% mean squared of the values along this dimension.
% @end deftypefn