00304    a2200121   4500082001500000100001700015245002600032260004700058300001600105650003200121650001600153650001300169  a515.8bOPE  aSomadasa, H.  aReal analysisbunit 3  aNugegodabThe Open University of Sri Lanka  a103p.c27cm  aFUNCTIONS OF REAL VARIABLES  aMATHEMATICS  aANALYSIS