Graphs: A new window will open for you to insert data for graph generation. Excel is most common default program. - Tables: A drop down menu or window will open asking for number of columns and rows.

C. E. Burgess, Continuous Functions and Connected Graphs, The American Mathematical Monthly, Vol. 97, No. 4 (Apr., 1990), pp. 337-339. Free online reading for over 10 million articles; ... and include ...