THE JOURNAL OF FUZZY MATHEMATICS
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The Journal of Fuzzy Mathematics

Volume 19, Number 4, December 2011

CONTENT

DETAILS

On Graphs and Core of Fuzzy Sets¡­¡­..Jiuping Xu and Zezhong Wu 763

Fuzzy Structures of b-open Sets¡­¡­¡­¡­.¡­¡­..........................................Young

Bae Jun, Seong Woo Jeong, Hyeon Jeong Lee and Joon Woo Lee 773

On g-distance in Fuzzy Trees¡­¡­¡­¡­¡­...K.Sameena and M.s.sunitha 787

Fuzzy Congruences on A Lattice and Homomorphism Theorems ¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­..¡­¡­¡­¡­......¡­....M.J.Rani and N.R.Mangalambal 793

A Fuzzy Approach to Homotopy Theory¡­¡­¡­¡­¡­¡­¡­¡­¡­...¡­Tazid Ali 799

Common Fixed Point Theorems in Intuitionisitc Fuzzy Metric Spaces under Compatible Mappings of Type()

¡­............................................................¡­H.M.Abu-Donia and A.S.Salama 811

On Q-covering Dimension¡­¡­¡­¡­¡­¡­¡­¡­¡­.....¡­¡­¡­¡­Shakeel Ahmed 823

Retraction of Chaotic Black Hole¡­¡­¡­¡­¡­¡­¡­¡­.......¡­.A.E.El-Ahmady 833

Fuzzy Filters and Fuzzy Ideals in BE-algebras¡­¡­¡­.¡­¡­¡­¡­.B.L.Meng 839

Partial Sequential Probability Ratio Test with Fuzzy Observations ¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­..¡­....Ruma Talukdar and Hemanta K. Baruah 847

Computation of multi-objective Stochastic Transportation Problems

Involving Normal Distribution with Joint Constraints¡­.........Deshabrata Roy Mahapatra, Sankar Kumar Roy and Mahendra Prasad Biswal 865

Cofuzzy Graphs¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­..Muhammad Akram 877

Orthogonality of A Fuzzy Set¡­¡­¡­¡­¡­¡­¡­¡­¡­....¡­Ranjit Kumar Misra 889

Economic Freedom Ranking of 171 Countries in Year 2009:A Weighted Average Approach¡­¡­.................................John N.Mordeson,Hilary C.-Wething,Michel L.Mallenby,Douglas W.Mallenby and Terry D.Clark 895

Characteristics of IF functions for Optimization Problems

¡­¡­¡­.¡­¡­¡­¡­...........................................................................¡­.Lisy Cherian 907

Numerical Reparesentation of A max-min Transitive Fuzzy Ordering ¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­....¡­..¡­.¡­Ismat Beg and Samina Ashraf 915

Some Results on Fuzzy Metric Spaces

...................................................................G.Rano,T.Bag and S.K.Samanta 925

The Notion of Fuzzy Banach Algebra

¡­¡­¡­.............................................I.Sadeqi,F.Solaty Kia and A.Amiripour 939

Interval-valued Fuzzy Structures on Lie Superalgebras ¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­.Wenjuan Chen and Muhammad Akram 951

The Refinement of Fuzzy Topogenous Order and It¡¯s Properties

¡­¡­¡­¡­¡­................................................................................¡­...Hong Wang 969

Failed State Ranking of 177 Countries in Year 2009£ºA Weighted

Average Approach....................................................................................................

......John N.Mordeson,Nelson C.Fong,Alex Pham and Terry D.Clark 975

Generalized Fuzzy Rough Sets Based on Complete Residuated Lattices

¡­¡­...........................................................................................Hongyan Xing 989

On (L,M)-fuzzy Interior Spaces¡­¡­.S.E.Abbas and Won Keun Min 1003