Title of article
On rough set and fuzzy sublattice
Author/Authors
Ali Akbar Estaji، نويسنده , , Somayeh Khodaii، نويسنده , , Solmaz Bahrami، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2011
Pages
14
From page
3981
To page
3994
Abstract
Let L be a lattice with the least element 0 and the greatest element 1 and let θ be a full congruence relation on L. In this paper, the notion of θ-upper and θ-lower approximations of a fuzzy subset of L is introduced and some important properties will be studied.
Keywords
Upper and lower approximations , lattice , Fuzzy sublattice , Fuzzy prime ideal , Rough set
Journal title
Information Sciences
Serial Year
2011
Journal title
Information Sciences
Record number
1214608
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