SOME TOPOLOGICAL OPERATORS VIA IDEALS

  • El-Monsef, M.E. Abd (DEPARTMENT OF MATHEMATICS, FACULTY OF SCIENCE, TANTA UNIVERSITY) ;
  • Lashien, E.F. (DEPARTMENT OF MATHEMATICS, KAFR EL-SHEIKH, FACULTY OF EDUCATION, TANTA UNIVERSITY) ;
  • Nasef, A.A. (DEPARTMENT OF MATHEMATICS, KAFR EL-SHEIKH, FACULTY OF EDUCATION, TANTA UNIVERSITY)
  • Received : 1991.01.04
  • Published : 1992.12.20