March 1974 March 28, 1974 mathNEWS Editor Click through to view the PDFs for: mathNEWS-4-7 (March 8, 1974) mathNEWS-4-8 (March 15, 1974) mathNEWS-4-9 (March 22, 1974) mathNEWS-4-10 (March 28, 1974)