function plot_gaussians(means, invsigmas)
%
% function plot_gaussians(means, sigmas)
%
% ---- Preconditions ---- 
% MEANS: each row is a different mean
% INVSIGMAS: 3D matrix,  invsigmas(:,:,1) is the first inv. covariance
% 
% ---- Postconditions ----
%
% ----- Description -----
% Plots the eigenvectors of the Covariance matrix.
%

hold on
for i = 1:size(means,1)
   plot_gaussian(means(i,:), invsigmas(:,:,i));
end
hold off
