issue 4 publication date 2012-10-01

• Cover Special Issue vol. 9, no. 4, October 2012--
• CONVERGENCE APPROACH SPACES AND APPROACH SPACES AS LATTICE-VALUED CONVERGENCE SPACES
• EFFICIENCY IN FUZZY PRODUCTION POSSIBILITY SET
• CLASSIFYING FUZZY SUBGROUPS OF FINITE NONABELIAN GROUPS
• SOME FIXED POINT THEOREMS IN LOCALLY CONVEX TOPOLOGY GENERATED BY FUZZY N-NORMED SPACES
• Fuzzy $h$-ideal of Matrix Hemiring $S_{2}=left( begin{array}{cc} R & Gamma S & L end{array} right)$
• ATANASSOV'S INTUITIONISTIC FUZZY GRADE OF I.P.S. HYPERGROUPS OF ORDER LESS THAN OR EQUAL TO 6
• More General Forms of $(alpha, beta )$-fuzzy Ideals of Ordered Semigroups
• L-FUZZIFYING TOPOLOGICAL GROUPS
• FUZZY INTEGRAL OF MEASURABLE MULTIFUNCTIONS
• ON THE FUZZY DIMENSIONS OF FUZZY VECTOR SPACES
• ON COMPACTNESS AND G-COMPLETENESS IN FUZZY METRIC SPACES
• Persian-translation vol. 9, no. 4, October 2012