00751nam0-22002771i-450-990001285300403321000128530FED01000128530(Aleph)000128530FED0100012853020000920d1973----km-y0itay50------baengConvex functionsby Roberts Wayne and Varberg DaleNew York [etc.]Academic Press1973Pure and Applied MathematicsRoberts,Wayne A.345283Varberg,Dale E.ITUNINARICAUNIMARCBK990001285300403321C-27-(5714443MA1MA1Convex functions356651UNINAING01