00808nam0-22003011i-450-99000089091040332120001010000089091FED01000089091(Aleph)000089091FED0100008909120001010d--------km-y0itay50------baitay-------001yyConvex functionsWayne A. Roberts,Dale E. Varberg.New YorkAcademic press1973.20 cm IX 300 p. con fig.MatematicaRoberts,Wayne A.345283Varberg,Dale E.ITUNINARICAUNIMARCBK99000089091040332103 M.II.0,2302901IINTCIINTCConvex functions356651UNINAING01