Dr. Iffat Jahan
Mathematics
Professor
9868318818
iffat.jahan@ramjas.du.ac.in
]
UG Zakir Husain Delhi, University of Delhi Algebra, Analysis, Mechanics, Differential Equations, Coordinate Geometry etc. 1997
PG Zakir Husain Delhi, University of Delhi Field Theory, Topology, Differential Equations, Operator Theory, Functional Analysis etc. 1999
PhD University of Delhi Algebra 2014
Mphil University of Delhi Algebra 2003
1 A new metatheorem and subdirect product theorem for L-subgroupsCorresponding N. Ajmal I.Jahan ( corresponding) Fuzzy Information and Engineering, China 2018 10 129-144 161-8658 (Print) 161-8666 (Online) NA
2 A characterization of generalized cyclic groupCorresponding N.AjmalN.Sultana and I. Jahan(corresponding) Annals of fuzzy mathematics and Informatics, South Korea 2018 16 155-169 ISSN:209–9310 (print ) ISSN:228–6235 (online) na
3 Nilpotent L-subgroups and the set product of L-subsetsCorresponding N.Ajmal, I. Jahan( corresponding) and B. Davvaz European Journal of Pure and Applied Mathematics 2017 10 255-271 13075543 na
4 Nilpotent L-subgroups satisfy the normalizer conditionCorresponding I. Jahan (corresponding), B. Davvaz and N. Ajmal Journal of Intelligent and Fuzzy Systems 2017 33 1841-1854 ISSN print 1064-1246 ISSN online 1875-8967 na
5 Generated L-subgroup of an L-groupCorresponding N. Ajmal, I. Jahan (corresponding) Iranian Journal of Fuzzy Systems 2015 12 129-136 Print ISSN1735-0654 Online ISSN2676-4334 na
6 Solvable L-subgroup of an L-groupCorresponding N. Ajmal, I. Jahan (corresponding) Iranian Journal of Fuzzy Systems 2015 12 na Print ISSN1735-0654 Online ISSN2676-4334 na
7 Maximal and Frattini L-subgroups of an L-group Corresponding I. Jahan, A. Manas Journal of Intelligent and Fuzzy Systems 2020 39 3995-4007 1064-1246 (print) 1875-8967 (online) na
8 Solvability, supersolvability and Schreier refinement theorem for L-subgroupsCorresponding N. Ajmal, I. Jahan and B. Davvaz Fuzzy Information and Engineering 2021 13 470-496 1616-8658 (Print) 1616-8666 (Online) na
9 Normal Closure of an L-subgroup of an L-groupCorresponding N. Ajmal and I. Jahan The Journal of Fuzzy Mathematics 2014 22 115-126 1066-8950 (print) na
10 Nilpotency and theory of L-subgroups of an L-groupCorresponding N. Ajmal and I. Jahan Fuzzy Information and Engineering 2014 3 1-17 1616-8658 (Print) 1616-8666 (Online) na
11 An L-point characterization of normality and normalizer of an L-subgroup of an L-group Corresponding N. Ajmal, I. Jahan Fuzzy Information and Engineering 2014 6 147-166 1616-8658 (Print) 1616-8666 (Online) na
12 A study of normal fuzzy subgroups and characteristic fuzzy subgroups of a fuzzy groupCo-author N. Ajmal and I.Jahan Fuzzy Information and Engineering 2012 2 123-143 1616-8658 (Print) 1616-8666 (Online) na
13 The lattice of L-ideals of a ring is modular Sole I. Jahan Fuzzy Sets and Systems 2012 199 121-129 0165-0114 na
14 Normal fuzzy subgroups and characteristic fuzzy subgroups of a fuzzy group and their lattices Sole I. Jahan The Journal of Fuzzy Mathematics 2011 19 503-512 1066-8950 (print) na
15 Embedding of the Lattice of Ideals of a ring into its lattice of fuzzy ideals Sole I. Jahan Iranian Journal of Fuzzy Systems 2009 6 65-71 1735-0654 (print) 2676-4334 (online) na
16 Modularity of Ajmal for the lattices of fuzzy ideals of a ringSole I. Jahan Iraninan Journal of Fuzzy Systems 2008 5 71-78 1735-0654 (print) 2676-4334 (online) na