User Portlet User Portlet

Discussions
You can just nest them in the top list:[mcode]In[1]:= lst1 = {{1, 1}, {8, 2}, {7, 4}, {1, 1}}; lst2 = {{8, 2}, {15, 5}, {7, 4}, {8, 2}}; lst3 = {{18, 4}, {15, 5}, {8, 2}, {18, 4}}; {lst1, lst2, lst3} Out[4]= {{{1, 1}, {8, 2}, {7, 4}, {1, 1}}, {{8,...
Thank you very much Arnoud..