Dr. Sunil Jacob John
Dr. Sunil Jacob John
Professor
Office Address:
Professor, Department of Mathematics, National Institute of Technology Calicut, Calicut 673 601 Kerala, INDIA
Contact no:
Email ID:
Home Address:
Mangalathu House, Malakunnam P.O., Changanassery, Kottayam 686 552, Kerala,INDIA
B.Sc. - Mahatma Gandhi University - 1993.
M.Sc. - Cochin University of Science and Technology - 1995.
M.Phil. - Cochin University of Science and Technology - 1997.
Ph.D. - Cochin University of Science and Technology - 2000.
Educational Qualifications
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B.Sc. - Mahatma Gandhi University - 1993.
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M.Sc. - Cochin University of Science and Technology - 1995.
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M.Phil. - Cochin University of Science and Technology - 1997.
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Ph.D. - Cochin University of Science and Technology - 2000.
Journals
114. Exploring Maximal and Minimal Open Submsets in M-Topology: A Comprehensive Analysis
B Thankachan, SJ John, Rajish Kumar P
Results in Nonlinear Analysis 7 (1), 176-190-176-190, 2024.
113. Weighted product of point clouds and simplicial complexes
A Babu, SJ John, B Thankachan
Applicable Algebra in Engineering, Communication and Computing, 1-27, Springer, 2024
112. (p, q)-fuzzy aggregation operators and their applications to decision-making
A Sivadas, SJ John, TM Athira
The Journal of Analysis, 1-30, Springer, 2024.
111. Distance and similarity measures for (p, q)-fuzzy sets and their application in assessing common lung diseases
Sivadas A.;John S.J.
SN Applied Sciences, Volume 5, Year 2023
DOI:10.1007/s42452-023-05580-9
110. Multidimensional fuzzy norms and cut sets in the context of medical decision making
Josen J.;John S.J.
SN Applied Sciences, Volume 5, Year 2023
DOI:10.1007/s42452-023-05448-y
109. Fermatean fuzzy soft topological spaces
Sivadas A.;John S.J.
AIP Conference Proceedings, Volume 2875, Year 2023
108. Relations on spherical fuzzy soft sets
Perveen P.A.F.;John S.J.
AIP Conference Proceedings, Volume 2875, Year 2023
107. TOPSIS Method Based on Entropy Measure for Solving Multiple-Attribute Group Decision-Making Problems with Spherical Fuzzy Soft Information
Fathima P.P.A.;John S.J.;Baiju T.
Applied Computational Intelligence and Soft Computing, Volume 2023, Year 2023
106. Fermatean Fuzzy Interactive Aggregation Operators and their Application to Decision-making
Sivadas A.;John S.J.;Jayaprasad P.N.
Engineering Letters, Volume 31, Year 2023, Pages 1025-102
105. Some New Algebraic Properties of Spherical Fuzzy Soft Sets
Perveen F.P.A.;John S.J.;Kamaci H.
Journal of Multiple-Valued Logic and Soft Computing, Volume 40, Year 2023, Pages 587-621
104. A Similarity Measure of Picture Fuzzy Soft Sets and Its Application
Salsabeela V.;John S.J.
Springer Proceedings in Mathematics and Statistics, Volume 419, Year 2023, Pages 381-389
DOI:10.1007/978-981-99-0597-3_26
103. Algebraic Properties of Spherical Fuzzy Sets
Fathima Perveen P.A.;John S.J.
Springer Proceedings in Mathematics and Statistics, Volume 419, Year 2023, Pages 403-410
DOI:10.1007/978-981-99-0597-3_28
102. Divergence Measures of Pythagorean Fuzzy Soft Sets
Athira T.M.;John S.J.
Springer Proceedings in Mathematics and Statistics, Volume 419, Year 2023, Pages 411-421
DOI:10.1007/978-981-99-0597-3_29
101. A novel similarity measure of picture fuzzy sets and its applications
Fathima Perveen P.A.;John S.J.;Kamacı H.;Baiju T.
Journal of Intelligent and Fuzzy Systems, Volume 44, Year 2023, Pages 4653-4665
100. Multiple criteria group decision making based on q-rung orthopair fuzzy soft sets
Salsabeela V.;Athira T.M.;John S.J.;Baiju T.
Granular Computing, Year 2023
DOI:10.1007/s41066-023-00369-y
99. Similarity measures of Pythagorean fuzzy soft sets and clustering analysis
Athira T.M.;John S.J.;Garg H.
Soft Computing, Volume 27, Year 2023, Pages 3007-3022
DOI:10.1007/s00500-022-07463-4
98. Spherical Fuzzy Soft Topology and Its Application in Group Decision-Making Problems
Garg H.;Perveen P A F.;John S.J.;Perez-Dominguez L.
Article Mathematical Problems in Engineering, Volume 2022, Year 2022
97. TOPSIS Techniques on q-Rung Orthopair Fuzzy Sets and Its Extensions
Salsabeela V.;Sivadas A.;Mathew B.;John S.J.
Book Chapter q-Rung Orthopair Fuzzy Sets: Theory and Applications, Year 2022, Pages 109-138
DOI:10.1007/978-981-19-1449-2_5
96. A study on Pythagorean fuzzy soft topological spaces and continuous mappings
Athira T.M.;John S.J.;Baiju T.
Italian Journal of Pure and Applied Mathematics, Volume 48, Year 2022, Pages 295-309
95. Compactness and subspace M-topologies
Kumar P.R.;John S.J.;Samanta S.
Soft Computing, Volume 26, Year 2022, Pages 4115-4122
DOI:10.1007/s00500-022-06863-w
94. Role of interior and boundary in M-topology
Kumar P.R.;John S.J.
Conference Paper AIP Conference Proceedings, Volume 2336, Year 2021
93. International conference on computational sciences-modelling, computing and soft computing (CSMCS-2020)
Awasthi A.;John S.J.;Panda S.
Editorial AIP Conference Proceedings, Volume 2336, Year 2021
92. Entropy of multiple sets
Unni A.;John S.J.
AIP Conference Proceedings, Volume 2336, Year 2021
91. Parameter-reduction of Pythagorean fuzzy soft sets and corresponding algorithms
Athira T.M.;John S.J.
AIP Conference Proceedings, Volume 2336, Year 2021
90. TOPSIS techniques on Fermatean fuzzy soft sets
Salsabeela V.;John S.J.
AIP Conference Proceedings, Volume 2336, Year 2021
89. A study of dual hesitant fuzzy rough sets using dual hesitant fuzzy covers
Mathew B.;John S.J.
AIP Conference Proceedings, Volume 2336, Year 2021
88. On the category of soft sets and galois correspondence
Ratheesh K.P.;Madhavan Namboothiri N.M.;John S.J.
AIP Conference Proceedings, Volume 2336, Year 2021
87. A similarity measure of spherical fuzzy soft sets and its application
Perveen P.A.F.;John S.J.
Conference Paper AIP Conference Proceedings, Volume 2336, Year 2021
86. Exploration of multiset ideals
Suma P.;John S.J.
AIP Conference Proceedings, Volume 2336, Year 2021
85. Fermatean Fuzzy Soft Sets and Its Applications
Sivadas A.;John S.J.
Communications in Computer and Information Science, Volume 1345, Year 2021, Pages 203-216
DOI:10.1007/978-981-16-4772-7_16
84. Soft graphs, soft categories and information systems
John S.J.
Book Chapter Studies in Fuzziness and Soft Computing, Volume 400, Year 2021, Pages 117-170
DOI:10.1007/978-3-030-57654-7_4
83. Topological structures of soft sets
John S.J.
Book Chapter Studies in Fuzziness and Soft Computing, Volume 400, Year 2021, Pages 83-116
DOI:10.1007/978-3-030-57654-7_3
82. Soft Sets: Theory and applications
John S.J.
Book Chapter Studies in Fuzziness and Soft Computing, Volume 400, Year 2021, Pages 1-247
81. Soft sets
John S.J.
Book Chapter Studies in Fuzziness and Soft Computing, Volume 400, Year 2021, Pages 3-36
DOI:10.1007/978-3-030-57654-7_1
80. Algebraic structures of soft sets
John S.J.
Book Chapter Studies in Fuzziness and Soft Computing, Volume 400, Year 2021, Pages 37-81
DOI:10.1007/978-3-030-57654-7_2
79. Hybrid structures involving soft sets
John S.J.
Book Chapter Studies in Fuzziness and Soft Computing, Volume 400, Year 2021, Pages 171-194
DOI:10.1007/978-3-030-57654-7_5
78. Applications and future directions of research
John S.J.
Book Chapter Studies in Fuzziness and Soft Computing, Volume 400, Year 2021, Pages 195-237
DOI:10.1007/978-3-030-57654-7_6
77. Spherical Fuzzy Soft Sets
Fathima Perveen P.A.;John S.J.;Babitha K.V.
Book Chapter Studies in Fuzziness and Soft Computing, Volume 392, Year 2021, Pages 135-152
DOI:10.1007/978-3-030-45461-6_6
76. Incomplete pythagorean fuzzy soft sets
Athira T.M.;John S.J.;Kumar P.R.
AIP Conference Proceedings, Volume 2261, Year 2020
75. On spherical fuzzy soft expert sets
Fathima Perveen P.A.;John S.J.;P. R.K.
AIP Conference Proceedings, Volume 2261, Year 2020
74. Type 2 fuzzy multisets and its application in multicriteria decision making
Paul J.;John S.J.
AIP Conference Proceedings, Volume 2261, Year 2020
73. Similarity measure of multiple sets and its application to pattern recognition
Shijina V.;Unni A.;John S.J.
Informatica (Slovenia), Volume 44, Year 2020, Pages 335-347
72. Multi-Granulation picture hesitant fuzzy rough sets
Mathew B.;John S.J.;Alcantud J.C.R.
Symmetry, Volume 12, Year 2020
71. On redundancy, separation and connectedness in multiset topological spaces
Rajish Kumar P.;John S.J.
AIMS Mathematics, Volume 5, Year 2020, Pages 2484-2499
70. A novel entropy measure of pythagorean fuzzy soft sets
Athira T.;John S.;Garg H.
AIMS Mathematics, Volume 5, Year 2020, Pages 1050-1061
69. Vertex rough graphs
Mathew B.;John S.J.;Garg H.
Complex and Intelligent Systems, Volume 6, Year 2020, Pages 347-353
DOI:10.1007/s40747-020-00133-8
68. Entropy and distance measures of Pythagorean fuzzy soft sets and their applications
Athira T.M.;John S.J.;Garg H.
Journal of Intelligent and Fuzzy Systems, Volume 37, Year 2019, Pages 4071-4084
67. On multi-fuzzy rough sets, relations, and topology
Varma G.;John S.J.
International Journal of Fuzzy System Applications, Volume 8, Year 2019, Pages 101-119
66. A topological structure involving hesitant fuzzy sets
Deepak D.;Mathew B.;John S.;Garg H.
Journal of Intelligent and Fuzzy Systems, Volume 36, Year 2019, Pages 6401-6412
65. Multi-fuzzy Rough Sets based on Implicators and Continuous t-norms
Varma G.;John S.
Fuzzy Information and Engineering, Volume 9, Year 2017, Pages 515-537
DOI:10.1016/j.fiae.2017.12.006
64. Multiple relations and its application in medical diagnosis
Shijina V.;John S.J.
International Journal of Fuzzy System Applications,
Volume 6, Year 2017, Pages 47-62
63. Hesitant fuzzy subrings and ideals
Deepa V.;John S.J.
Far East Journal of Mathematical Sciences, Volume 101, Year 2017, Pages 2685-2702
62. On some algebraic structures of Type 2 Fuzzy Multisets
Paul J.;John S.J.
International Journal of Fuzzy System Applications, Volume 6, Year 2017, Pages 1-24
61. Information systems on hesitant fuzzy sets
Deepak D.;John S.
Book Chapter Fuzzy Systems: Concepts, Methodologies, Tools, and Applications, Volume 3-3, Year 2017, Pages 1425-1452
DOI:10.4018/978-1-5225-1908-9.ch058
60. Decision making based on the aggregation operator and the intuitionistic fuzzy reduction method of intuitionistic fuzzy parameterized intuitionistic fuzzy soft sets
Selvachandran G.;John S.;Salleh A.
Journal of Telecommunication, Electronic and Computer Engineering, Volume 9, Year 2017, Pages 123-127
59. Possibility interval-valued vague soft expert sets and its similarity measure
Selvachandran G.;John S.J.
International Journal of Fuzzy System Applications, Volume 6, Year 2017, Pages 108-121
58. Generalized rough multiset via multiset ideals
Zakaria A.;John S.J.;El-Sheikh S.A.
Journal of Intelligent and Fuzzy Systems, Volume 30, Year 2016, Pages 1791-1802
57. Type 2 fuzzy multisets and its applications in decision making problems
Paul J.;John S.
Journal of Intelligent and Fuzzy Systems, Volume 30, Year 2016, Pages 359-369
56. Studies on soft topological spaces
Babitha K.;John S.
Journal of Intelligent and Fuzzy Systems, Volume 28, Year 2015, Pages 1713-1722
55. Multiple Sets
V Shijina, SJ John, AS Thomas
Journal of New Results in Science 9 (9), Year 2015.
54. SOFT mu-OPEN SETS IN SOFT GENERALIZED TOPOLOGICAL SPACES
J Thomas, SJ John
Journal of New Theory 5, 53-66, Year 2015
53. ON ABELIAN FUZZY MULTI GROUPS AND ORDERS OF FUZZY MULTI GROUPS
A Baby, TK Shinoj, SJ John
Journal of New Theory 5, 80-93, Year 2015
52. On soft generalized topological spaces
J Thomas, SJ John
Journal of New Results in Science 4 (4), Year 2014
51. On Soft generalized topological spaces
SJ John, J Thomas
Journal of Uncertainty in Mathematics Science 2014, 1-9, Volume 8, Year 2014, Pages 661-668
50. Hybrid set structures for soft computing
John S.;Babitha K.
Book Chapter Mathematics of Uncertainty Modeling in the Analysis of Engineering and Science Problems, Year 2014, Pages 75-94
DOI:10.4018/978-1-4666-4991-0.ch004
49. Properties of D-Compact Spaces in Generalized Topological Spaces
J Thomas, SJ John
Annals of Pure and Applied Mathematics, Volume 9, Year 2014, Pages 73-80
48. Hesitant fuzzy rough sets through hesitant fuzzy relations
D Deepak, SJ John
AFMI 8 (1), 33-46, Year 2014.
47. Rough approximations of multi-fuzzy sets
G Varma, SJ John
International Journal of Granular Computing, Rough Sets and Intelligent , Year 2014
46. On rough multiset relations
KP Girish, SJ John
International Journal of Granular Computing, Rough Sets and Intelligent Year 2014
45. On soft multi sets
KV Babitha, SJ John
Ann. Fuzzy Math. Inform, Volume 5, Year 2013, Pages 35-44
44. Hesitant fuzzy soft sets
KV Babitha, SJ John
Journal of New Results in Science 3, 98-107, Volume 5, Year 2013, Pages 71-79
42. Multi-fuzzy rough sets and relations
AS Thomas, SJ John
Annals of Fuzzy Mathematics and Informatics x/x, Volume 5, Year 2013, Pages 71-79
41. Intutionistic fuzzy multisets
TK Shinoj, SJ John
International Journal of Engineering Science and Innovative Technology Volume 8, Year 2013, Pages 661-668.
40. Accuracy in Collaborative Robotics: An Intuitionistic Fuzzy Multiset Approach
TK Shinoj, SJ John
Year 2013
39. On submetacompactness in fuzzy topological spaces
T Baiju, SJ John
Year 2013
38. Multiset topologies induced by multiset relations
Girish K.P.;John S.J.
Information Sciences, Volume 188, Year 2012, Pages 298-313
37. Intuitionistic fuzzy multisets and its application in medical diagnosis
TK Shinoj, SJ John
Year 2012
36. On Multiset Topologies
KP Girish, JS Jacob
Theory and Applications of Mathematics & Computer Science 2 (1), Pages: 37, Volume 62, Year 2012, Pages 2235-2239
35. Rough multisets and information multisystems
Girish, K. P.;Jacob John, Sunil
Advances in Decision Sciences 2011, Year 2011
34. Compactness in Generalized Topological Spaces
J Thomas, SJ John
Journal of Advanced Studies in Topology 3 (3), 18: 22, Year 2012
33. Covering dimension and normality in L-topological spaces
T Baiju, JJ Sunil
Mathematical Sciences 6 (1), 1-6, Year 2012
32. Fuzzy topological games and related topics
SJ John
PhD thesis, Cochin Uiversity of Science and Technology, Year 2012
31, Topics in Fuzzy Topology: Noncompact Covering properties
T Baiju, SJ John
LAP Lambert Academic Publishing, Year 2012
30. Rough multiset and its multiset topology
Girish K.P.;John S.J.
Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), Volume 6600 LNCS, Year 2011, Pages 62-80
DOI:10.1007/978-3-642-21563-6_4
29. Generalized Intuitionistic Fuzzy Soft Sets and Its Applications
KV Babitha, JJ Sunil
Gen. Math. Notes, ISSN, 2219-7184, Year 2011
28. Transitive closures and orderings on soft sets
Babitha, K. V.;Sunil, Jacob John
Computers & Mathematics with Applications, Volume 62, Year 2011, Pages 2235-2239
DOI:10.1016/j.camwa.2011.07.010
27. Subparacompactness in L-topological Spaces
T Baiju, SJ John
The Journal of Fuzzy Mathematics, Volume 19, Year 2011, Pages 397-410
26. Mappings and covering properties in L-topological spaces
Baiju T.;John S.J.
Hacettepe Journal of Mathematics and Statistics, Volume 39, Year 2010, Pages 55-65
25. Soft set relations and functions
Babitha, K. V.;Sunil, J. J.
Computers & Mathematics with Applications, Volume 60, Year 2010, Pages 1840-1849
24. Submetacompactness in L-Topological Spaces
T Baiju, SJ John
Year 2010
23. MR2719702 (2011f: 03074) 03E72
KV Babitha, JJ Sunil
Comput. Math. Appl, Volume 60, Year 2010, Pages 1840-1849
22. Fuzzy Finitistic Spaces
T Baiju, SJ John
Year 2009
21. On Some L-extensions of Dimensions of Topological Spaces
SJ John
Fuzzy Systems and Mathematics 3, 013, Year 2009
20. Fuzzy para - Lindelof spaces
Baiju T.;John S.J.
Proyecciones, Volume 28, Year 2009, Pages 253-270
DOI:10.4067/S0716-09172009000300006
19. Finitistic spaces in L-Topological spaces
Baiju T.;John S.
Proyecciones, Volume 28, Year 2009, Pages 47-56
DOI:10.4067/S0716-09172009000100005
18. Relations and functions in multiset context
Girish K.P. ;John S.
Information Sciences, Volume 179, Year 2009, Pages 758-768
17. General relations between partially ordered multisets and their chains and antichains
Girish, K. P.;Sunil, Jacob John
Mathematical Communications 14 (2), 193-205, Year 2009
16. Fuzzy Para-Lindelof Spaces
T Baiju, SJ John
Proyecciones (Antofagasta) 28 (3), 253-270, Year 2009
15. Metacompactness in L-topological spaces
John S.;Baiju T.
Article Iranian Journal of Fuzzy Systems, Volume 5, Year 2008, Pages 71-79
14. On Some Good L-extensions of Para and Meta compact spaces
SJ John
International Journal of Applied Mathematical Analysis and Applications, 1 . Year 2006
13. On bag relations
AS Manjunath, SJ John
Bulletin of Kerala Mathematics Association, Volume 3, Year 2006, Pages 15-22
12. Fuzzy topological games II
SJ John
FAR EAST JOURNAL OF MATHEMATICAL SCIENCES, Volume 10, Year 2003, Pages 209-222
11. Fuzzy P-spaces games and metacompactness
SJ John
Glasnik Matematicki 38 (58), 157-165, Year 2003
10. Metacompactness in the L-fuzzy context
SJ John
JOURNAL OF FUZZY MATHEMATICS, Volume 8, Year 2000, Pages 661-668
9. Fuzzy topological games; alpha-Metacompactness and alpha-perfect maps
SJ John
Glasnik matemati?ki 35 (2), 261-270, Year 2000
8. Fuzzy topological games I
SJ John
FAR EAST JOURNAL OF MATHEMATICAL SCIENCES, 361-372, Volume 3, Year 1999, Pages 15-22
7. Topological Structures on Intuitionistic Fuzzy Multisets
TK Shinoj, SJ John
article , Year 0
6. Soft Generalized Separation Axioms in Soft Generalized Topological Spaces
J Thomas, SJ John
article , Year 0
5. Homomorphisms of Hesitant Fuzzy Subgroups
D Deepak, SJ John
article , Year 0
4. L-Fuzzy Small Inductive Dimension; Journal Tri. Math. Soc. 4 (2002) 19-22.
SJ John
article Journal Tri. Math. Soc, Volume 2002, Year 0, Pages 19-22
3. On some algebraic structures of fuzzy multisets
TK Shinoj, A Baby, SJ John
article , Year
2. L-Fuzzy para-metacompact spaces and Perfect maps
SJ John
article , Year 0
1. On Soft Lattice Operations
VD Jobish, KV Babitha, SJ John
article , Year 0
1. Sunil Jacob John, Fuzzy Topological Games, α-Metacompactness, and α-Perfect Maps, Glasnik Mathematicki, Vol.35(55),2000 261-270.
2. Sunil Jacob John, Fuzzy P-Spaces Games and Metacompactness, Glasnik Mathematicki Vol. 38(1),2003 157-165.
3. Sunil Jacob John, Baiju T ,Metacompactness in L-Topological Spaces, Iranian Journal of Fuzzy Systems,5(3) (2008) 71-79.
Ph.D. Guidance
Awarded
1 Baiju T, Noncompact Covering Properties in L-topological Spaces, 2010
2 Girish K P , Multiset Relations and Topologies on Multisets,2010
3 Babitha KV, Soft sets; Relations, topology and Hybrid Structures, 2013
4 Jyothis Thomas, On Generalized and soft generalized topological spaces, 2015
5 Shinoj T K, On Fuzzy and Intuitionistic fuzzy multisets and their Applications, 2016
6 Deepak D On hesitant fuzzy Rough sets, groups and topology, 2017
7 Boby P Mathew, Rough sets and topology of the rough universe, 2017
8. Shijina V, Multiple sets: A comprehensive approach towards modeling uncertainty, 2018
9. Jaya Paul, Type two fuzzy multisets: Structural properties and Applications,2018.
10. Gayathri Varma - Multi fuzzy Rough sets : Relations, Topology and Applications, 2018
11. Ratheesh KP - A Categorical study of Soft sets and Soft graphs, 2019
12. Bibin Mathew - On Hybrid Structures involving Rough Sets, Generalized Fuzzy Structures and Graphs 21
13. Suma P - A Multiset approch to algebraic structures, sequences and applications, 2021.
14 Rajish kumar P - Studies on Multiset Topologies and their Generalizations, 2022
15. Athira TM - Information meaures of Pythagorean fuzzy soft sets and Applications, 2022
Ongoing
Fathima Perveen - Soft Topology
Aparna Sivadas - Soft Sets
Salsabeela V - TOPSIS techniques
Archana Babu - Algebraic topology
Aiswarya Paul - Generalized sets
Jomal Josen - Fuzzy mathematics
Personal Links
Permanent address : Mangalathu House, Malakunnam P.O., Changanassery, Kottayam - 686 552, Kerala,INDIA
Date of birth : 1st June 1973
Status : Married
Religion : Christian
Spouse : Jinta Merelyn James
Son : Sujin S John
Memberships in Professional Bodies
Life Member - Indian Society for Technical Education
Life Member - Kerala Mathematical Association
Additional Academic Responsibilities
Editorial Board member of the journals :
1.International Journal of BioSciences and Technology (IJBST) ISSN: 0974 - 3987
2.International Journal of Medical Sciences and Technology (IJMST) ISSN:0974-5343
3.International Journal of Life Sciences and Technology (IJLST) ISSN: 0974-5335
4.International Journal of Biological Sciences and Technology (IJBLST)
5.International Journal of BioSciences, Psychiatry and Technology (IJBSPT)
6.International Journal of BioSciences, Alternative and Holistic Medicine (IJBSAHM)
Reviewer of Mathematical Reviews (American Mathematical Society)
Hacettepe Journal of Mathematics and Statistics (TURKEY)
Computers and Mathematics with Applications (Elsevier)
Mathematica Bohemica (Czech Republic)
Advances in Adaptive Data Analysis (Taiwan)
International Journal of Computer Mathematics (Wiley)
Scientific Research and Essays (Academic)
Journal of Advanced studies in Topology (M-Sciences, Egypt)
International Journal of Approximate Reasoning (Elsevier)
Iranian Journal of Fuzzy Systems (IRAN)
Journal of the Egyptian Mathematical Society (Elsevier)
Fasciculi Mathematici (POLAND)
Journal of Calcutta Mathematical Society (INDIA)
Advances in Pure Mathematics (USA)
Annals of Fuzzy Mathematics and Informatics (Korea)
nternational Journal of Fuzzy Computation and Modelling (Inderscience)
International Journal ofApproximate Reasoning (Elsevier)
Neural Computing and Applications
Journal of New Theory (Turkey)
Malaysian Journal of Mathematical sciences (Malaysia)
Journal of Applied Mathematics and Informatics (Korea)
Applied Mathematics and Information Science (USA)
PhD Adjudicator -
Mahatma Gandhi University Kottayam
Mysore university.
Alagappa University
Kannur University
Madras University
Bharatiyar University
Bharathidasan University
External Member for the Board of Examiners of Department of Mathematical Sciences, Kannur University.
Administrative Responsibilities
1. Warden C- Hostel (2005-2007)
2. Time table in Charge, Dept. MAT (2003-2008)
3. Faculty in Charge , Club Mathematica (2003-2009)
4. Examination Coordinator, Dept. MAT
5. Dept. Seminar Coordinator
6. BUGS nominee MAT (2008-2009).
7. Warden B-hostel (2010- )
8. Vice Chairman, B.Tech. admissions, (2010).
9. Programme Coordinator MSc Tech. (2010-13 Batch)
Research :
Fuzzy Mathematics, Topology (Non Compact Covering), (Doctoral work)
Fibrewise Topology, Multiset Theory, Dimension Theory (Current interest)
Teaching (Past and Present)
M.Sc. : Algebra, Graph Theory, Fluid Mechanics
M.Tech. : Decision Modelling, Mathematical Methods
M.C.A. : Discrete Computational Structures, Numerical Analysis, Number Theory and Cryptography
Books /Book Chapters/ Books Edited
1. BajuT and Sunil Jacob John , Topics in Fuzzy Topology: Non compact Covering Properties, LAP LAMBERT Academic Publishing (2012), ISBN-978-3659262067.
2. K P Girish and Sunil Jacob John, Multiset Relations and Topology, LAP LAMBERT Academic Publishing (2012), ISBN- 977-3844313505.
3.K.P. Girish and Sunil Jacob John, Rough Multisets and its Multiset Topology, Book chapter in J.F. Peters et al. (Eds.): Transactions on Rough Sets XIV, LNCS 6600, pp. 62–80, 2011, Springer-Verlag Berlin Heidelberg 2011.
4. Sunil Jacob John, Babitha KV, Hybrid set Structures for soft computing, Book chapter in “Mathematics of Uncertainty Modeling in the Analysis of Engineering and Science Problems”, IGI Global Pub.(To appear).
5. Edited the Proceedings of National Conference on Mathematics of Soft Computing, Mudranik Tech. Pub.2012. ISBN- 978-9382359715.
Seminars/Conferences/Invited Talks
1. BajuT and Sunil Jacob John , Topics in Fuzzy Topology: Non compact Covering Properties, LAP LAMBERT Academic Publishing (2012), ISBN-978-3659262067.
2. K P Girish and Sunil Jacob John, Multiset Relations and Topology, LAP LAMBERT Academic Publishing (2012), ISBN- 977-3844313505.
3.K.P. Girish and Sunil Jacob John, Rough Multisets and its Multiset Topology, Book chapter in J.F. Peters et al. (Eds.): Transactions on Rough Sets XIV, LNCS 6600, pp. 62–80, 2011, Springer-Verlag Berlin Heidelberg 2011.
4. Sunil Jacob John, Babitha KV, Hybrid set Structures for soft computing, Book chapter in “Mathematics of Uncertainty Modeling in the Analysis of Engineering and Science Problems”, IGI Global Pub.(To appear).
5. Edited the Proceedings of National Conference on Mathematics of Soft Computing, Mudranik Tech. Pub.2012. ISBN- 978-9382359715.
6.
Seminars/Conferences/Invited Talks
1 Coordinated the AICTE-STTP on "Engineering Applications of design of experiments and Taguchi methods", during 24-11-2003 to 6-12-2003.
2 Coordinated the AICTE-MHRD FDP on "Fuzzy Logic Tools For Emgineers", during 05-06-2008 to 15-06-2008.
3 Delivered an invited talk on "Fuzzy set theory and Complex system modeling" in the inaugural function on the IEEE students chapter , N.I.T. Calicut.
4 Attended the Short term course on Instructional design and Delivery conducted by Technical
Teachers Training Institute, Chennai from 29- 12-2003 to 03-01-2004.
5 Participated in the Two weeks AICTE - ISTE short term training programme on " Recent Trends in the Thermal Design of Energy Systems" organized by Dept. of Mechanical Engineering, NIT Calicut from 5-1-2004 to 16-1-2004.
6 Attended AICTE-ISTE STTP on intelligent control in Robotics and Automation , NIT Calicut from 6-12-2004 to 18-12-2004.
7 Delivered an invited talk on "Fuzzy set theory" at D.B Pampa College Parumala on 14-8-2003.
8 Delivered an invited talk on "Complex System Modelling " at K.K.T.M.College Kodungallur on 12-11-2004.
9 Delivered an invited talk on "Multisets for Information Retrieval" at National Conf. On Discrete and Fuzzy Mathematics, Bharata Mata College, Cochin-21, during Nov. 10-12 , 2005.
10 Delivered an invited talk on "Genaralized sets" at Govt. Brennen College Thalassery on 03-12-2007.
11 Delivered an invited talk on "Cryptography" at National Conference on Recent advances in Mathematics, Providence College Calicut on 15-02-2008.
12.Delivered two invited lectures on "Multisets and Fuzzy Multisets" at National Conference on Fuzzy Theory and Applications, 22-24 January 2009, St. Xavier's s College, Tirunelveli.
13. Enggaged two sessions as resource person for the STTP on "Soft Computing Techniques and Algorithms", Govt. Engineering College, Thrissur on 16-02-2009.
Mathematical Reviews History
Mathematical Reviews
Review history of Sunil Jacob John
27 total reviews
2019 (1 review)
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Jun 10 |
MR3870054 Ekici, Erdal A new collection which contains the topology via ideals. Trans. A. Razmadze Math. Inst. 172 (2018), no. 3, part A, 372--377. 54A05 |
2018 (1 review)
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Mar 16 |
MR3721343 Tasbozan, Hatice; Icen, Ilhan; Bagirmaz, Nurettin; Ozcan, Abdullah Fatih Soft sets and soft topology on nearness approximation spaces. Filomat 31 (2017), no. 13, 4117--4125. 54A40 (03E72) |
2017 (3 reviews)
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Aug 04 |
MR3603069 Vadivel, A.; Elavarasan, E. Regular semiopen soft sets and maps in soft topological spaces.Ann. Fuzzy Math. Inform. 12 (2016), no. 6, 877--891. 54A40 |
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Apr 29 |
MR3524867 Abd El-Latif, A. A.; Ramadan, A. A. On $L$-double fuzzy rough sets. Iran. J. Fuzzy Syst. 13(2016), no. 3, 125--142, 163. 54A40 |
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Feb 21 |
MR3496016 Bhattacharyya, Anjana On $eta^alpha$-closed sets, $eta^alpha$-continuity and $alpha$-$eta$-almost compactness for crisp subsets of a fuzzy topological space. An. Univ. Oradea Fasc. Mat. 23 (2016), no. 1, 81--85. 54A40 (54D20) |
2016 (4 reviews)
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Aug 24 |
MR3477581 Ali, Asad; Jun, Young Bae; Khan, Madad; Shi, Fu-Gui; Anis, Saima Generalized cubic soft sets and their applications to algebraic structures. Ital. J. Pure Appl. Math. No. 35 (2015), 393--414. 03E72 (20N02) |
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Jun 01 |
MR3390324 Vasin, A. V. On bases which contain functions dependent on five variables with unreliability coefficient 1. Translation of Izv. Vyssh. Uchebn. Zaved. Mat. 2015, no. 9, 3–13. Russian Math. (Iz. VUZ)59 (2015), no. 9, 1--8. 94D05 |
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Mar 22 |
MR3370849 Popkov, K. A. Check and diagnostic tests for AND, OR, and NOT gates. Translation of Vestnik Moskov. Univ. Ser. I Mat. Mekh. 2014, no. 6, 40–44. Moscow Univ. Math. Bull. 69 (2014), no. 6, 267--271. 94D05 |
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Mar 04 |
MR3368610 Nishida, Takuya; Hayashi, Yu-ichi; Mizuki, Takaaki; Sone, Hideaki Card-based protocols for any Boolean function. Theory and applications of models of computation, 110--121, Lecture Notes in Comput. Sci., 9076, Springer, Cham, 2015. 94D05 |
2015 (4 reviews)
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Oct 01 |
MR3317614 Li, Zhaowen; Cui, Rongchen Similarity of fuzzy relations based on fuzzy topologies induced by fuzzy rough approximation operators. Inform. Sci. 305 (2015), 219--233. 03E72 |
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Sep 04 |
MR3317291 Hussain, Sabir A note on soft connectedness. J. Egyptian Math. Soc. 23 (2015), no. 1, 6--11. 54A40 (06D72 54D10) |
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Jul 06 |
MR3317612 Wang, Zhaohao; Wang, Hong; Feng, Qinrong; Shu, Lan The approximation number function and the characterization of covering approximation space. Inform. Sci. 305 (2015), 196--207. 03E72 |
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May 22 |
MR3271962 Pazar Varol, Banu; Aygünoǧlu, Abdülkadir; Aygün, Halis Neighborhood structures of fuzzy soft topological spaces. J. Intell. Fuzzy Systems 27 (2014), no. 4, 2127--2135. 54A40 (03E72) |
2014 (6 reviews)
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Dec 12 |
MR3232726 Vadivel, A.; Revathi, P. Rarely regular weakly ideal continuous functions in ideal topological spaces. J. Adv. Stud. Topol. 5 (2014), no. 3, 19--23. 54C08 |
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Jun 25 |
MR3134945 Chakraborty, Mihir K.; Banerjee, Mohua Rough sets: some foundational issues. Fund. Inform. 127 (2013), no. 1-4, 1--15. 03E99 |
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Apr 24 |
MR3090604 Zheng, Dingwei; Cui, Rongchen; Li, Zhaowen On IVF approximating spaces. J. Appl. Math.2013, Art. ID 494857, 9 pp. 68T30 (03E72) |
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Apr 23 |
MR3112798 Öztürk, Mehmet Ali; İnan, Ebubekir Soft nearness approximation spaces. Fund. Inform. 124(2013), no. 1-2, 231--250. 54A40 (03E72 54Exx) |
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Mar 14 |
MR3037828 Zhao, Hu; Li, Sheng-gang $L$-fuzzifying soft topological spaces and $L$-fuzzifying soft interior operators. Ann. Fuzzy Math. Inform. 5 (2013), no. 3, 493--503. 54A40 (03E72) |
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Feb 14 |
MR3062849 Gunduz, Cigdem; Bayramov, Sadi Some results on fuzzy soft topological spaces. Math. Probl. Eng. 2013, Art. ID 835308, 10 pp. 54A40 |
2013 (4 reviews)
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Oct 10 |
MR3036640 Feng, Feng; Li, Yongming Soft subsets and soft product operations. Inform. Sci. 232 (2013), 44--57. 03E72 |
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Aug 05 |
MR3001186 Ozturk, Taha Yasin; Gunduz, Cigdem; Bayramov, Sadi Inverse and direct systems of soft modules. Ann. Fuzzy Math. Inform. 5 (2013), no. 1, 73--85. 18A30 (03E72) |
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Jul 29 |
MR3024888 Verstraete, Jörg Deriving topological concepts for fuzzy regions: from properties to definitions. Control Cybernet. 41 (2012), no. 1, 113--143. 54A40 (03E72) |
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Feb 15 |
MR2928424 Mandal, Dhananjoy; Mukherjee, M. N. On a class of sets via grill: a decomposition of continuity. An. Ştiinţ. Univ. "Ovidius'' Constanţa Ser. Mat. 20 (2012), no. 1, 307--316. 54A10 (54C08) |
2012 (4 reviews)
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Oct 29 |
MR2898986 Solovyov, Sergey A. Composite variety-based topological theories. Fuzzy Sets and Systems195 (2012), 1--32. 54A40 (54E55) |
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Jun 06 |
MR2866491 Zhu, Ping An axiomatic approach to the roughness measure of rough sets. Fund. Inform.109 (2011), no. 4, 463--480. 03E72 |
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Apr 17 |
MR2825833 Shi, Fu-Gui A new approach to fuzzy near compactness. J. Adv. Res. Pure Math. 3 (2011), no. 3, 128--139. 54A40 (03E72 06D35 54D20) |
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Mar 28 |
MR2825772 Shi, Fu-Gui Regularity and normality of $(L,M)$-fuzzy topological spaces. Fuzzy Sets and Systems 182 (2011), 37--52. 54A40 (03E72) |
List of WoSScopus Publications
Web of Science (SCI/SCIE/ESCI) and Scopus indexed Journals
1. Sunil Jacob John, Fuzzy Topological Games, α-Metacompactness, and α-Perfect Maps, Glasnik Mathematicki, Vol.35(55),2000 261-270.
2. Sunil Jacob John, Fuzzy P-Spaces Games and Metacompactness, Glasnik Mathematicki Vol. 38(1),2003 157-165.
3. Sunil Jacob John, Baiju T, Metacompactness in L-Topological Spaces, Iranian Journal of Fuzzy Systems,5(3) (2008) 71-79.
4. Girish K P, Sunil Jacob John, Relations and Functions in Multiset context, Information Sciences, 179 (2009) 758- 768.
5. Girish K P, Sunil Jacob John, General Relation Between Partially Ordered Multisets and their Chains and Antichains. Mathematical communications, Vol. 14, No. 2, (2009)193-205.
6. Baiju T, Sunil Jacob John, Mappings and Covering Properties in L-topological Spaces, Hacettepe Journal of Mathematics and Statistics, Volume 39 (1) (2010)55-65.
7. Babitha KV, Sunil Jacob John, Soft set Relations and Functions, Computers & Mathematics with Applications. 60 (2010) 1840-1849.
8. Babitha KV, Sunil Jacob John, Transitive closures and ordering on soft sets, Computers &Mathematics with Applications, 62 (2011)2235-2239.
9. Girish K P,Sunil Jacob John Multiset Topologies Induced by Multiset Relations, Information Sciences, 188 (2012) 298-313.
10. Babitha KV , Sunil Jacob John, Studies on Soft Topological Spaces, Journal of Intelligent and Fuzzy systems,Vol.28, Issue 4, 2015, Pages 1713-1722.
11. Jaya Paul, Sunil Jacob John, Type 2 fuzzy multisets and its applications in decision making problems, Journal of Intelligent and Fuzzy systems,vol. 30, no. 1, 2016 359-369,
12. Amr Zacharia, Sunil Jacob john, SA Elsheik , Generalized Rough multiset sets via multiset ideals, Journal of Intelligent and Fuzzy systems vol. 30, no. 3, 2016 ,1791-1802.
13. Sunil Jacob John, Babitha KV, Hybrid set Structures for soft computing, Book chapter in “Mathematics of Uncertainty Modeling in the Analysis of Engineering and Science Problems”, pp.75-94, IGI Global Pub.(2013).BCI Indexed book.
14. D Deepak, B Mathew, SJ John, H Garg, A topological structure involving hesitant fuzzy sets, Journal of Intelligent & Fuzzy Systems 36 (6), 6401-6412, 2019.
15. T M Athira, SJ John, H Garg, Entropy and distance measures of Pythagorean fuzzy soft sets and their applications, Journal of Intelligent & Fuzzy Systems , vol. 37, no. 3, pp. 4071-4084, 2019
16. Fathima Perveen P A, SJ John, Babitha KV, H Garg,Spherical Fuzzy Soft Sets and Its Applications in Decision Making Problems , Journal of Intelligent & Fuzzy Systems , 37 (6), 8237-8250, 2019.
17. Baiju T, Sunil Jacob John, Covering Dimension and Normality in L-topological Spaces, Springer Mathematical Sciences, 2012, 6:35.
18. T M Athira, SJ John, H Garg, A novel entropy measure of Pythagorean fuzzy soft sets, AIMS Mathematics, 5 (2): 1050–1061, 2020.
19. Bibin Mathew, Sunil Jacob John, Harish Garg, Vertex Rough Graphs, Complex and Intelligent Systems, 6 (2), 347-353, 2020.
20. Gayathri Varma, Sunil Jacob John, Multi-fuzzy Rough Sets based on Implicators and Continuous t-norms, Fuzzy Information and Engineering (Elsevier) Volume 9, Issue 4, December 2017, 515-537
21 Sunil Jacob John, Fuzzy Topological Games I , Far East J. Math. Sci. Special Vol.(1999) Part III (Geometry and Topology), 361-371.
22 Sunil Jacob John , Fuzzy Topological Games II, Far East J. Math. Sci. Vol.10 (2)(2003)209-221.
23. Baiju T, Sunil Jacob John, Finitistic Spaces in L-topological Spaces, Proyecciones Journal of Mathematics , Volume 28, No. 1, (2009).47--56.
24. Baiju T, Sunil Jacob John, Fuzzy Para lindelof spaces, Proyecciones Journal of Mathematics, Volume 28, No. 3, (2009). 253-270.
25. Girish K P, Sunil Jacob John, Rough multisets and Information Multisystems, Advances in Decision sciences, Volume 2011,Article number 495392.
26. Ganeshsree Selvachandran, Sunil Jacob John, Possibility Interval-Valued Vague Soft Expert Sets and its Similarity Measure, International Journal of Fuzzy System Applications ,Volume 6 Issue 1,2017,108-121.
27. Jaya Paul, Sunil Jacob John , On some algebraic structures of type 2 fuzzy multisets, International Journal of Fuzzy System Applications,Volume 6 Issue 2,2017 ,1-24.
28. Ganeshsree Selvachandran, Sunil Jacob John , Decision Making Based on the Aggregation Operator and the Intuitionistic Fuzzy Reduction Method of Intuitionistic Fuzzy Parameterized Intuitionistic Fuzzy Soft Sets, Journal of Telecommunication, Electronic and Computer Engineering (JTEC)Vol.9 , Issue1-3, 123-127
29. Jaya Paul, Sunil Jacob John, Topological Structures of Type 2 Fuzzy Multisets, International Journal of Pure and Applied Mathematics, Vol. 114, No.2, 2017, 203-219
30. Shijina V, Sunil Jacob John, Multiple Relations and its Application in Medical Diagnosis, International Journal of Fuzzy System Applications, Vol6, Issue4, 2017, 47-58.
31. Suma P, Sunil Jacob John , Looking to Integer Partition through the viewpoints of Multisets and Binary Matrices, International Journal of Pure and Applied Mathematics, Vol. 114, No.4, 2017,
32. Ratheesh KP, Sunil Jacob John , On the objects and Morphisms in the category of soft sets, International Journal Of Pure and Applied Mathematics, Volume 117 No. 11 2017, 447-453.
33. Gayathri Varma, Sunil Jacob John Topological Approach to Multi-Fuzzy Approximation Spaces, International Journal of Pure and Applied Mathematics Volume 117 No. 11, 2017, 429-437.
34. Shijina V, Sunil Jacob John, Topological Structure of Multiple Sets, International Journal of Pure and Applied Mathematics Vol. 117, 261-269, 2017.
35. Deepa V, Sunil Jacob John Hesitant Fuzzy Subrings and Ideals, Far East Journal of Mathematical Sciences, June 2017, 101(12):2685-2702.
36. Gayathri Varma, Sunil Jacob John, On Multi-fuzzy Rough sets, Relations and Topology, International Journal of Fuzzy System Applications, 8(1) Pages: 19, 2019.
37. Athira T M, Sunil Jacob John, Baiju T, A study on Pythagorean fuzzy soft topological spaces and Continuous Mappings, Italian Journal of Pure and Applied Mathematics, Accepted.
38. Suma P., Sunil Jacob John. Multiset Group and its Generalization to $(A, B)$-Multiset Group, Italian Journal of Pure and Applied Mathematics, Accepted.
39. V Shijina, A Unni, SJ John, Similarity measure of multiple sets and its application to pattern recognition, Informatica 44 (3), 2020.
40. R Kumar, SJ John, On redundancy, separation and connectedness in multiset topological spaces, AIMS Mathematics, 5(3): 2484–2499, 2020.
41. B Mathew, SJ John, JCR Alcantud, Multi-Granulation Picture Hesitant Fuzzy Rough Sets,Symmetry 12 (3), 362, 2020.
42. P Rajish Kumar, S J John, Sovan Samanta, Compactness and subspace M-topologies, Soft Computing, 26 (9), 4115-4122, 2022.
43. TM Athira, SJ John, H Garg, Similarity measures of Pythagorean fuzzy soft sets and clustering analysis, Soft Computing, 1-16, 2022.
44. H Garg, F Perveen PA, SJ John, L Perez-Dominguez, Spherical Fuzzy Soft Topology and Its Application in Group Decision-Making Problems, Mathematical Problems in Engineering , Article ID 1007133, 19 pages, 2022.
Project / Seminar Guidance
MSc Tech Student Projects:
1. Lishith G L : Generalized sets and Soft Computing, April 2009.
2. Kavitha Das : Multiset Generalizations and Flexible Querying , April 2010.
3. Deepak D : Rough Topology
4. Jobish VD : Soft Lattices
5. Anitha Sara Thomas ; Multi fuzzy sets
6. Asha sebastian: Knot Theory
7. Anagha Baby : Fuzzy Multi groups
8.