September 1978 September 29, 1978 mathNEWS Editor Click through to view the PDFs for: mathNEWS-18-1 (September 15, 1978) mathNEWS-18-2 (September 22, 1978) the-free-mathNEWS-2-2 (September 26, 1978) mathNEWS-18-3 (September 29, 1978)