Professor Ismat Beg
Lahore School of Economics
Professor, Mathematics
Pakistan
My co-authors include
Nayyar Mehmood
My Publications
Incomplete Hesitant Fuzzy Preference Relations in Group Decision Making
International Journal of Fuzzy Systems
June 2016
Triangular dense fuzzy sets and new defuzzification methods
Journal of Intelligent & Fuzzy Systems
June 2016
Incomplete interval valued fuzzy preference relations
Information Sciences
June 2016
Convex hesitant fuzzy sets
Journal of Intelligent & Fuzzy Systems
March 2016
Intuitionistic fuzzy similarity measure: Theory and applications
Journal of Intelligent & Fuzzy Systems
February 2016
Coincidence point of isotone mappings in partially ordered metric spaces
Rendiconti del Circolo Matematico di Palermo (1952 -)
January 2016
An Intuitionistic 2-Tuple Linguistic Information Model and Aggregation Operators
International Journal of Intelligent Systems
November 2015
Hesitant 2-tuple linguistic information in multiple attributes group decision making
Journal of Intelligent & Fuzzy Systems
September 2015
Fuzzy Distance Measure and Fuzzy Clustering Algorithm
Journal of Interdisciplinary Mathematics
September 2015
Ideal solutions for hesitant fuzzy soft sets
Journal of Intelligent & Fuzzy Systems
August 2015
A geometric aggregation operator for decision making
Vietnam Journal of Computer Science
August 2015
Fixed points of Suzuki type multifunctions on metric spaces
Rendiconti del Circolo Matematico di Palermo (1952 -)
February 2015
A Hybrid Technique for Order Preference in Decision-Making
Mathematical Problems in Engineering
January 2015
An Improved Clustering Algorithm Using Fuzzy Relation for the Performance Evaluation of...
International Journal of Intelligent Systems
October 2014
Fixed points of Edelstein-type multivalued maps
Rendiconti del Circolo Matematico di Palermo (1952 -)
September 2014
Robot selection by using generalized interval-valued fuzzy numbers with TOPSIS
Applied Soft Computing
August 2014
Aggregation Operators of Interval-Valued 2-Tuple Linguistic Information
International Journal of Intelligent Systems
February 2014
A Democratic Preference Aggregation Model
SSRN Electronic Journal
January 2014
Kannan type mapping in TVS-valued cone metric spaces and their application to Urysohn i...
SARAJEVO JOURNAL OF MATHEMATICS
November 2013
TOPSIS for Hesitant Fuzzy Linguistic Term Sets
International Journal of Intelligent Systems
August 2013
Multi-criteria trapezoidal valued intuitionistic fuzzy decision making with Choquet int...
OPSEARCH
May 2013
Fixed point in CAT(0) spaces
Functiones et Approximatio Commentarii Mathematici
March 2013
Fixed Point Theorems in Fuzzy Metric Spaces
International Journal of Analysis
January 2013
Common fuzzy fixed points for fuzzy mappings
Fixed Point Theory and Applications
January 2013
Fixed point of set-valued graph contractive mappings
Journal of Inequalities and Applications
January 2013
A democratic preference aggregation model
Journal of Uncertainty Analysis and Applications
January 2013
Related Fixed Point of Set-Valued Mappings in Three Menger Spaces
International Journal of Analysis
January 2013
Fixed point of a pair of contractive dominated mappings on a closed ball in an ordered ...
Fixed Point Theory and Applications
January 2013
Fixed Points of Quasi (f,g)-Nonexpansive Multivalued Mapping
Numerical Functional Analysis and Optimization
March 2012
Belief Merging and Judgment Aggregation in Fuzzy Setting
Advances in Fuzzy Systems
January 2012
Common fixed point and coincidence point of generalized contractions in ordered metric ...
Fixed Point Theory and Applications
January 2012
End-Point Results for Multivalued Mappings in Partially Ordered Metric Spaces
International Journal of Mathematics and Mathematical Sciences
January 2012
WITHDRAWN: Common fixed point for generalized fuzzy contraction mappings satisfying an ...
Applied Mathematics Letters
December 2011
Numerical representation of product transitive complete fuzzy orderings
Mathematical and Computer Modelling
March 2011
Common Fixed Point Results in G-Cone Metric Spaces
Journal of Advanced Research in Pure Mathematics
October 2010
The contraction principle for set valued mappings on a metric space with a graph
Computers & Mathematics with Applications
September 2010
Random solution of random multivalued operator inclusions
Mathematica Slovaca
January 2010
Fixed Point in Topological Vector Space-Valued Cone Metric Spaces
Fixed Point Theory and Applications
January 2010
Fixed points of fuzzy contractive and fuzzy locally contractive maps
Chaos Solitons & Fractals
December 2009
Fixed point for set-valued mappings satisfying an implicit relation in partially ordere...
Nonlinear Analysis
November 2009
FUZZY INCLUSION AND FUZZY SIMILARITY WITH GÖDEL FUZZY IMPLICATOR
New Mathematics and Natural Computation
November 2009
Fuzzy dissimilarity and distance functions
Fuzzy Information and Engineering
June 2009
Common fixed points of fuzzy maps
Mathematical and Computer Modelling
April 2009
Banach contraction principle on cone rectangular metric spaces
Applicable Analysis and Discrete Mathematics
January 2009
Common Fixed Points for Maps on Topological Vector Space Valued Cone Metric Spaces
International Journal of Mathematics and Mathematical Sciences
January 2009
Common fixed points of two maps in cone metric spaces
Rendiconti del Circolo Matematico di Palermo (1952 -)
December 2008
Random fixed point theorems for a random operator on an unbounded subset of a Banach space
Applied Mathematics Letters
October 2008
FUZZY SIMILARITY AND MEASURE OF SIMILARITY WITH LUKASIEWICZ IMPLICATOR
New Mathematics and Natural Computation
July 2008
Convergence of multivalued mappings via approximable measurable selectors
Computers & Mathematics with Applications
June 2008
Fixed point, approximate fixed point and Kantorovich-Rubinstein maximum principle in co...
Journal of Applied Mathematics and Computing
March 2008
Random fixed points of asymptotically nonexpansive random operators on unbounded domains
Mathematica Slovaca
January 2008
Random fixed point theorems for Caristi type random operators
Journal of Applied Mathematics and Computing
September 2007
Approximation of fixed points of uniformly R-subweakly commuting mappings
Journal of Mathematical Analysis and Applications
December 2006
Iterative procedures for solutions of random operator equations in Banach spaces
Journal of Mathematical Analysis and Applications
March 2006
Common random fixed points of compatible random operators
International Journal of Mathematics and Mathematical Sciences
January 2006
Coincidence point and invariant approximation for mappings satisfying generalized weak ...
Fixed Point Theory and Applications
January 2006
Equivalence and stability of random fixed point iterative procedures
Journal of Applied Mathematics and Stochastic Analysis
January 2006
Convergence of iterative algorithms to common random fixed points of random operators
Journal of Applied Mathematics and Stochastic Analysis
January 2006
FIXED POINT THEOREMS FOR WEAKLY INWARD MULTIVALUED MAPS ON A CONVEX METRIC SPACE
Demonstratio Mathematica
January 2006
Approximation of *-nonexpansive random multivalued operators on Banach spaces
Journal of the Australian Mathematical Society
February 2004
Fixed points set function of nonexpansive random mapping on metric spaces
Mathematical Inequalities & Applications
January 2003
Approximation of random fixed points in normed spaces
Nonlinear Analysis
December 2002
On the probabilistic domain invariance
Journal of Applied Mathematics and Stochastic Analysis
January 2002
FIXED POINTS OF CONTRACTIVE MAPPINGS ON PROBABILISTIC BANACH SPACES
Stochastic Analysis and Applications
March 2001
Vector-valued fuzzy multifunctions
Journal of Applied Mathematics and Stochastic Analysis
January 2001
Fuzzy closed graph fuzzy multifunctions
Fuzzy Sets and Systems
November 2000
Some random approximation theorems with applications
Nonlinear Analysis
March 1999
On fuzzy Zorn's lemma
Fuzzy Sets and Systems
January 1999
Common random fixed points of noncommuting random operators
Random Operators and Stochastic Equations
January 1999
A characterization of random approximations
International Journal of Mathematics and Mathematical Sciences
January 1999
Continuity of fuzzy multifunctions
Journal of Applied Mathematics and Stochastic Analysis
January 1999
Measurability of Fixed Point Sets of Multivalued Random Operators
Journal of Mathematical Analysis and Applications
September 1998
Decomposition of the Space of Regular Operators
Results in Mathematics
November 1997
GEOMETRIC FIXED POINTS FOR SINGLE AND MULTIVALUED MAPPINGS
Demonstratio Mathematica
October 1997
σ - Complete Fuzzy Riesz Spaces
Results in Mathematics
May 1997
Measurable selections:in random approximations and fixed point theory
Stochastic Analysis and Applications
January 1997
Random fixed points of non-self maps and random approximations
Journal of Applied Mathematics and Stochastic Analysis
January 1997
Some fixed point theorems in topological vector spaces
Demonstratio Mathematica
July 1996
SOME PROPERTIES OF THE HAUSDORFF DISTANCE IN PROBABILISTIC METRIC SPACES
Demonstratio Mathematica
April 1996
On random approximation and coincidence point theorems for multivalued operators
Nonlinear Analysis
March 1996
On random approximations and a random fixed point theorem for multivalued mappings defi...
Stochastic Analysis and Applications
January 1996
COINCIDENCE POINTS OF COMPATIBLE MULTIVALUED MAPPINGS
Demonstratio Mathematica
January 1996
Random fixed points for random multivalued operators defined on unbounded sets in banac...
Stochastic Analysis and Applications
January 1995
Random fixed points of weakly inward operators in conical shells
Journal of Applied Mathematics and Stochastic Analysis
January 1995
On iteration methods for multivalued mappings
Demonstratio Mathematica
April 1994
Random approximations and random fixed point theorems
Journal of Applied Mathematics and Stochastic Analysis
January 1994
Random fixed point theorems for nonexpansive and contractive-type random operators on B...
Journal of Applied Mathematics and Stochastic Analysis
January 1994
Fixed point of nonexpansive type andK-multivalued maps
International Journal of Mathematics and Mathematical Sciences
January 1994
Random fixed points of random multivalued operators on polish spaces
Nonlinear Analysis
April 1993
Random fixed point theorems on product spaces
Journal of Applied Mathematics and Stochastic Analysis
January 1993
Random fixed points and approximations in random convex metric spaces
Journal of Applied Mathematics and Stochastic Analysis
January 1993
Fixed points of asymptotically regular multivalued mappings
Journal of the Australian Mathematical Society
December 1992
Some fixed point theorems in convex metric spaces
Rendiconti del Circolo Matematico di Palermo (1952 -)
June 1991
Cauchy—stieltjes integral in locally convex spaces
Complex Variables Theory and Application An International Journal
September 1990