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PAPERS

  1. V Leoreanu-Fotea, S Hoskova-Mayerova, Join Spaces and Lattices, Axioms 13 (10), 705, 2024
  2. Sana Habib, Faiz Muhammad Khan, Violeta Leoreanu-Fotea, A Progressive Outlook on Possibility Multi-Fuzzy Soft Ordered Semigroups: Theory and Analysis, Axioms 13 (6), 340, 2024
  3. V Leoreanu Fotea, B Davvaz, A Sonea, A survey of the fuzzy degree of a hypergroup , Palestine Journal of Mathematics 13, 2024
  4. A. Sonea, V Leoreanu-Fotea, A Combinatorial Study for the Distribution of Phenotypes, Journal of Multiple-Valued Logic & Soft Computing 40, 2023
  5. V Leoreanu-Fotea, A Sonea, B Davvaz, The fuzzy degree of a genetic hypergroup, Annals of Fuzzy Mathematics and Informatics 25 (2), 125-138, 2023
  6. M Palanikumar, C Jana, M Pal, V Leoreanu-Fotea, On Various 2-absorbing prime ideals in non commutative rings, Analele ştiinţifice ale Universităţii" Ovidius" Constanţa. Seria Matematică, Volume 31, Issue 2, 141-154, 2023
  7. B Davvaz, V Leoreanu-Fotea, T Vougiouklis, A Survey on the Theory of n-Hypergroups, Mathematics 11 (3), 551, 2023
  8. BBK Njionou, AAC Ngapeya, V Leoreanu-Fotea, A New Approach on Derivations of Hyperlattices, Journal of Multiple-Valued Logic & Soft Computing 39, 2022
  9. V Leoreanu-Fotea, P Corsini, A Sonea, D Heidari, Complete parts and subhypergroups in reversible regular hypergroups, Analele ştiinţifice ale Universităţii" Ovidius" Constanţa. Seria Matematică, Volume 30 Issue 1, 219-230,2022
  10. FM Khan, V Leoreanu-Fotea, Saifullah, Amanullah, A Benchmark Generalization of Fuzzy Soft Ideals in Ordered Semigroups, Analele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica 29 (2), 2021
  11. M Norouzi, A Mohammadi, V Leoreanu-Fotea, Modeling of complete combustion reaction of room temperature gaseous Alkanes via join spaces, Bulletin of Computational Applied Mathematics 8 (1), 81-94, 2021
  12. AR Moniri Hamzekolaee, M Norouzi, V Leoreanu-Fotea, A new approach to smallness in hypermodules, Algebraic Structures and Their Applications 8 (1), 131-145, 2021
  13. FM Khan, V Leoreanu-Fotea, Ibrahim, Amanullah, A New Generalization of Fuzzy Soft Bi-ideals in Ordered Semigroups, Journal of Multiple Valued Logic and Soft Computing, 36 (6), 505-525, 2021
  14. V Vahedi, M Jafarpour, S Hoskova-Mayerova, H Aghabozorgi, Derived Hyperstructures from Hyperconics, Mathematics 8 (3), 429, 2020
  15. M Akram, F Feng, A Borumand Saeid, V Leoreanu-Fotea, A new multiple criteria decision-making method based on bipolar fuzzy soft graph, Iranian Journal of Fuzzy Systems 15 (4), 73-92, 2018
  16. M Hamidi, V Leoreanu-Fotea, On (2-closed) regular hypergroups, University Politehnica of Bucharest Scientific Bulletin-Series A -Applied 80,4,173-186, 2018
  17. M Norouzi, R Ameri, V Leoreanu-Fotea, Normal hyperideals in Krasner (m, n)-hyperrings, 2018
  18. N Yaqoob, M Gulistan, V Leoreanu-Fotea, K Hila, Cubic hyperideals in LA-semihypergroups, Journal of Intelligent & Fuzzy Systems 34 (4), 2707-2721, 2018
  19. V Leoreanu-Fotea, Contributions in Mathematics: Hyperstructures of Professor Thomas Vougiouklis, Ratio Mathematica, 39, 2017
  20. X Ma, J Zhan, V Leoreanu-Fotea, A Novel Rough Soft Hemirings Based on a Congruence Relation and Corresponding Decision Making Methods, Journal of Multiple-Valued Logic & Soft Computing 29 (6), 2017
  21. J Zhan, K Zhu, V Leoreanu-Fotea, Roughness in Hemirings Based on Fuzzy Strong h-Ideals, Journal of Multiple-Valued Logic & Soft Computing 29, 2017
  22. RA Borzooei, E Mohammadzadeh, V Fotea, On Engel Fuzzy Subpolygroups, New Mathematics and Natural Computation 13 (02), 195-206, 2017
  23. X Ma, J Zhan, V Leoreanu-Fotea, Rough soft hyperrings and corresponding decision making, Journal of Intelligent & Fuzzy Systems 33 (3), 1479-1489, 2017
  24. M Hamidi, AB Saeid, V Leoreanu-Fotea, Divisible groups derived from divisible hypergroups, Politehn. Univ. Bucharest Sci. Bull. Ser. A Appl. Math. Phys 79 (2), 59-70, 2017
  25. M Norouzi, V Leoreanu-Fotea, Isomorphism theorems of fuzzy hypermodules, An. St. Univ. Ovidius Constanta 25 (1), 145-161, 2017
  26. N Abbasizadeh, B Davvaz, V Leoreanu-Fotea, Studies on fuzzy topological polygroups, Journal of Intelligent and Fuzzy Systems 32, 1101–1110, 2017
  27. M Motameni, V Leoreanu-Fotea, R Ameri, Classes of fuzzy hyperideals, Filomat 30 (8), 2329-2341, 2016
  28. F Feng, M Khan, V Leoreanu-Fotea, S Anis, N Ajaib, Fuzzy soft set approach to ideal theory of regular AG-groupoids, Analele Stiintifice ale Universitatii Ovidius Constanta, Seria Matematica 24, issue 1, 263-288, 2016
  29. B. Davvaz, V. Leoreanu-Fotea, Fuzzy ordered Krasner hyperrings, Journal of Intelligent and Fuzzy Systems 29 (2015) 1057-1064
  30. Feng Feng, Naim Cagman, Violeta Leoreanu-Fotea and Muhammad Akram, Emerging Trends in Soft Set Theory and Related Topics, The Scientific World Journal (2015), Article ID 689457, http://dx.doi.org/10.1155/2015/689457
  31. J. Zhan, Bin Yu, V. Fotea, Characterizations of two kinds of hemirings based on probability spaces, Soft Computing, 2014, 0.1007/s00500-014-1528-x
  32. F. Feng, M. Akram, B. Davvaz, V. Leoreanu-Fotea, Attribute analysis of information systems based on elementary soft implications, Knowledge-Based Systems 70 (2014) 281–292
  33. B. Davvaz, V. Leoreanu-Fotea, Ternary hypergroups (A survey), Int. Jornal of Algebraic Hyperstructures and its Applications Vol. 1, No. 1, (2014) pp. 29-44
  34. M.B. Safari, B. Davvaz, V. Leoreanu-Fotea, Enumaration of 3- and 4- hypergroups on sets with two elements, European Journal of Combinatorics, vol. 44, Part B, February 2015, Pages 298–306
  35. M. Jafarpour, H. Aghabozorgi, V. Leoreanu-Fotea, On Sperner (semi)hypergroups, European Journal of Combinatorics, vol. 44, Part B, February 2015, Pages 231–235
  36. R. Ameri, M. Norouzi, V. Leoreanu-Fotea, On prime and primary subhypermodules of (m,n)-hypermodules, European Journal of Combinatorics, vol. 44, Part B, February 2015, Pages 175–190
  37. Violeta Leoreanu-Fotea, Ivo Rosenberg, Bijan Davvaz, Thomas Vougiouklis, A new class of n-ary hyperoperations, European Journal of Combinatorics, Volume 44, Part B, February 2015, Pages 265-273
  38. M. Jafarpour, V. Leoreanu-Fotea, M. Hassanzadeh, On left (right) \rho-transitive geometric spaces, European Journal of Combinatorics, Volume 44, Part B, February 2015, Pages 250–256
  39. S. Kar, P. Sarkar and V. Leoreanu-Fotea, On Some Interval-valued Fuzzy Hyperideals of Semihypergroups, Afrika Matematika, Vol.26, Issue 5, pp 1171-1186, 2015
  40. S. Mirvakili, B. Davvaz, V. Leoreanu-Fotea, A note on ‘‘New fundamental relation of hyperrings’’, European Journal of Combinatorics, 41 (2014) 258–261 (Jurnal cotat ISI)
  41. B. Ersoy, B. Davvaz, S. Onar, V. Leoreanu-Fotea, Fuzzy -Hyperideals in -Hypersemirings by Using Triangular Norms, The Scientific World Journal, vol. 2014, Article ID 428635, 8 pages, 2014. doi:10.1155/2014/428635.
  42. V. Leoreanu-Fotea, B. Davvaz, Feng Feng, Fuzzy Γ-hypergroups. Journal of Intelligent and Fuzzy Systems 26 (4): 1593-1600 (2014)
  43. Madad Khan,  Leoreanu-Fotea, V. and Syeda Kokab, Fuzzy Right Ideals Of Intra- Regular Abel Grassmann.S Groupoids, Analele Univ. Ovidius Constanta, Vol.22 (3), 2014, 95-113
  44. B. Davvaz, V. Leoreanu-Fotea, Triunghiular fuzzy subGamma-semihypergroups in Gamma-semihypergroups, Kuwait J. Sci 41 (1), pp 93-106, 2014
  45. Faisal Yousafzai, V. Leoreanu-Fotea, Murad ul Islam Khan, On the structure of ordered AG-groupoids, accepted by Asian-European Journal of Mathematics, 2014
  46. M. Jafarpour, V. Leoreanu-Fotea, A. Zolfaghari, Weak complete parts in semihypergroups, Iranian J. of Mathematical Sci. and Informatics, vol. 8, n. 2, 2013, p. 101-109
  47. Violeta Leoreanu-Fotea, Bijan Davvaz, Feng Feng, Codrina Chiper, Join spaces, soft join spaces and lattices, Analele Stiintifice Ale Universitatii Ovidius Constanta-Seria Matematica, vol. 22 (1), 2014, 155-167
  48. Kostaq Hila, Krisanthi Naka, Violeta Leoreanu-Fotea, Sabri Sadiku, Algebraic hyperstructures of soft sets associated with ternary semihypergroups, Italian Journal of Pure and applied Mathematics, n. 30, 2013, p.349-372
  49. S.SH. Mousavi, V. Leoreanu-Fotea and M. Jafarpour, Cyclic groups obtained as quotient hypergroups, Annals of the Alexandru Ioan Cuza University - Mathematics, 2015, Tom LXI, f.1, 109-122
  50. Xueling Ma, J. Zhan, V. Leoreanu-Fotea, On (fuzzy) isomorphism theorems of soft Gamma-hypermodules, U.P.B. Sci. Bull., Series A, Vol.75, Iss.1, 2013, 65-76
  51. V. Leoreanu-Fotea, J. Zhan, L. Leoreanu, Fuzzy Gamma-hyperrings and Fuzzy Gamma-hypermodules, Journal of Intelligent & Fuzzy Systems vol. 24, n. 3 （2013），647-655
  52. Y.Yin, J. Zhan, V. Leoreanu-Fotea and S. Rasouli, General Forms of (α, β)-Fuzzy Subhypergroups of Hypergroups, J. of Mult.-Valued Logic & Soft Computing, vol.21, number 1-2, p. 1-24, 2013
  53. Violeta Leoreanu-Fotea, Feng Feng and Jianming Zhan, Fuzzy soft hypergroups, International Journal of Computer Mathematics, Vol. 89, No. 8, May 2012, 963–974
  54. B. Davvaz, E. Hassani Sadrabadi and V. Leoreanu-Fotea, Atanassov's intuitionistic fuzzy grade of a sequence of fuzzy sets and join spaces determined by a hypergraphs , Journal of Intelligent and Fuzzy Systems, 2012, Journal of Intelligent and Fuzzy Systems 23 (1), pp. 9-25;
  55. S.Sh. Mousavi,V. Leoreanu-Fotea, M. Jafarpour, H. Babaei, Equivalence relations in semihypergroups and the corresponding quotient structures, European Journal of Combinatorics 33 (2012) 463–473
  56. Yuming Feng, Youyi Jiang and V. Leoreanu-Fotea, On the grade of a sequence of fuzzy sets and join spaces determined by a hypergraph II, Afrika Mathematika, 2013, 24, p 83-91, DOI 10.1007/s13370-011-0038-6
  57. Jianming Zhan, V. Leoreanu-Fotea, Thomas Vougiouklis, Fuzzy soft Gamma-hypermodules, Scientific Bulletin-University Politehnica of Bucharest, Series A, Vol. 73, Iss. 3, (2011) 13-28
  58. M. Jafarpour, S.Sh. Mousavi, V. Leoreanu-Fotea, A class of semihypergroups connected to preordered weak Gamma-semigroups, Computers and Mathematics with Applications 62 (2011) 2944–2949
  59. V. Leoreanu-Fotea, Approximations in hypergroups and fuzzy hypergroups, Computers & Mathematics with Applications, 61 (2011) Pages 2734-2741
  60. V. Leoreanu-Fotea, M. Jafarpour, S.Sh. Mousavi, The relation delta^n and multisemi-direct hyperproducts of hypergroups, Communications in Algebra, 2012, 40, 10; p 3597-3608;
  61. B. Davvaz, V. Leoreanu Fotea, Binary relations on ternary semihypergroups, Communications in Algebra, 38: 3621-3636, 2010 ;
  62. B. Davvaz, L. Zareyan and V. Leoreanu-Fotea, (3,3)-Ary Differential Rings, Mediterranean Journal of Mathematics, 9 (2012), 357–378, DOI 10.1007/s00009-011-0124-x;
  63. Feng Feng, Xiaoyan Liu, Violeta Leoreanu-Fotea, Young Bae Jun, Soft sets and soft rough sets, Information Sciences, Vol. 181 Issue: 6 (2011) Pages: 1125-1137 ;
  64. B. Davvaz and V. Leoreanu-Fotea, Structures of fuzzy Gamma-hyperideals of Gamma-semihypergroups, Journal of Multiple-Valued Logic and Soft Computing, Vol. 19 (2012), pp. 519–535 ;
  65. Xueling Ma, Jianming Zhan, V. Leoreanu-Fotea, On (fuzzy) isomorphism theorems of Gamma-hyperrings, Computers & Mathematics with Applications, Volume 60, Issue 9, November 2010, Pages 2594-2600
  66. V. Leoreanu-Fotea, Fuzzy join n-ary spaces and fuzzy canonical n-ary hypergroups, Fuzzy Sets and Systems, Volume 161, Issue 24, 16 December 2010, Pages 3166-3173 (Jurnal cotat ISI)
  67. S. H. Mousavi, V. Leoreanu-Fotea, M. Jafarpour, R-parts in (semi)hypergroups, Annali di Matematicva Pura e Applicata, Volume 190, Number 4, (2011) 667-680, DOI: 10.1007/s10231-010-0168-8
  68. Feng Feng, Yongming Li, Violeta Leoreanu-Fotea, Application of level soft sets in decision making based on interval-valued fuzzy soft sets, Computers & Mathematics with Applications, Volume 60, Issue 6, September 2010, Pages 1756-1767
  69. V. Leoreanu Fotea, P. Corsini, Soft hypergroups, Critical Review. A publication of Society for Mathematics of Uncertainty, Creighton University - USA, July 2010, vol. IV, 81-97;
  70. V. Leoreanu Fotea, I.G. Rosenberg, Hypergroupoids determined by lattices, European Journal of Combinatorics, 31 (2010), Pages 925-931 ;
  71. B. Davvaz, V. Leoreanu-Fotea, Intuitionistic fuzzy n-ary hypergroups, Journal of Multiple Valued Logic Soft Computing, Volume: 16, Issue: 1-2 (2010) Pages: 87-103, ISSN: 1542-3980 ;
  72. V. Leoreanu-Fotea, A new type of fuzzy n-ary hyperstructures, Information Sciences, Volume 179, Issue 15, 4 July 2009, Pages 2710-2718 ;
  73. B. Davvaz, V.Leoreanu-Fotea, Applications of Interval Valued Fuzzy n-ary Polygroups with Respect to t-Norms (t-Conorms), Computers & Mathematics with Applications, Volume 57, Issue 8, April 2009, Pages 1413-1424 ;
  74. V. Leoreanu-Fotea, Fuzzy hypermodules, Computers and Mathematics with Applications, Volume 57, Issue 3,(2009), 466-475, ISSN: 0898-1221 ;
  75. V. Leoreanu-Fotea, B. Davvaz, Fuzzy hyperrings, Fuzzy sets and Systems, Volume 160, Issue 16, (2009), Pages 2366-2378 ;
  76. B. Davvaz, P.Corsini, V. Leoreanu-Fotea, Atanassov's intuitionistic (S,T)-fuzzy n-ary subhypergroups and their properties, Information Sciences, Volume 179, Issue 5, (2009) 654-666 ;
  77. Mohsen Asghari-Larimi, Violeta Leoreanu-Fotea, A connection between hypergroupoids and L-Fuzzy Sets of Type 2, Italian Journal of Pure and Applied Mathematics, n. 26 (2009) 207-216;
  78. Violeta Leoreanu-Fotea, Ivo G. Rosenberg, Join spaces determined by lattices, Journal of Multiple Valued Logic Soft Computing, Volume: 16, Issue: 1-2 (2010) Pages: 7-16, ISSN: 1542-3980 ;
  79. V. Leoreanu-Fotea, Fuzzy rough n-ary subhypergroups, Iranian Journal of Fuzzy Systems, vol. 5, n. 3 (2008), 45-56, ISSN: 1735-0654 ;
  80. B. Davvaz, P.Corsini, V. Leoreanu-Fotea, Fuzzy n-ary subpolygroups, Computers and Mathematics with Applications, 57 (2009), 141-152, ISSN: 0898-1221 ;
  81. V. Leoreanu-Fotea, Canonical n-ary hypergroups, Italian Journal of Pure and Applied Mathematics, n.24, (2008), 247-254, ISSN : 1126-8042;
  82. B. Davvaz, V.Leoreanu- Fotea, On a product of fuzzy Hv-submodules, International Journal of Fuzzy Systems, Vol. 10, No. 2, 119-122, June ( 2008) , ISSN: 1562-2479 ;
  83. V. Leoreanu- Fotea, P. Corsini, Isomorphisms of hypergroups and of n-hypergroups with applications, Soft Computing, vol. 13, n. 10 (2009), 985-994, ISSN: 1432-7643 ;
  84. V. Leoreanu-Fotea, I.G. Rosenberg, Homomorphisms of hypergroupoids associated with L-fuzzy sets, Journal of Multiple Valued Logic Soft Comput, vol. 15, issue 5-6, pages 537-545, (2009), ISSN: 1542-3980 (Jurnal cotat ISI);
  85. V. Leoreanu-Fotea, The lower and upper approximations in a hypergroup, Information Sciences 178 (2008), pp. 3605-3615, ISSN: 0020-0255 ;
  86. V. Leoreanu-Fotea, B. Davvaz, Roughness in n-ary hypergroups, Information Sciences, 178 (2008), 4114-4124 , ISSN: 0020-0255 ;
  87. V. Leoreanu-Fotea, The direct and the inverse limit of hyperstructures associated with fuzzy sets of type 2, Iranian Journal of Fuzzy Systems, vol. 5, n. 3 (2008), 89-94, ISSN: 1735-0654 ;
  88. P. Corsini, V. Leoreanu-Fotea, A. Iranmanesh, On the sequence of hypergroups and membership functions determined by a hypergraph, Journal of Multiple Valued Logic and Soft Computing, v.14, issue 6, 565-577 (2008), ISSN: 1542-3980 ;
  89. V. Leoreanu- Fotea, Several types of n-ary subhypergroups, Italian Journal of Pure and Applied Mathematics, n.23, (2008), 261-274, ISSN : 1126-8042;
  90. V. Leoreanu- Fotea, B. Davvaz, Join n-spaces and lattices, Journal of Multiple Valued Logic and Soft Computing, vol.15, issue 5-6, 421-432, (2009), ISSN: 1542-3980 ;
  91. V. Leoreanu- Fotea, B. Davvaz, n-hypergroups and binary relations, European Journal of Combinatorics, 29, (2008) 1207-1218, ISSN: 0195-6698 ;
  92. P. Corsini, V. Leoreanu- Fotea, On the grade of a sequence of fuzzy sets and join spaces, determined by a hypergraph, Southeast Asian Bulletin of Mathematics, (2010) 34: 213-242, ISSN: 0129-2021;
  93. V. Leoreanu- Fotea, L. Leoreanu, About a sequence of hyperstructures associated with a rough set, Southeast Asian Bulletin of Mathematics, (2010) 34: 113-119, ISSN: 0129-2021;
  94. V. Leoreanu- Fotea, C. Ciurea, On a P-hypergroup, Journal of Basic Science 4, n. 1, (2008), 75-79;
  95. V. Leoreanu, About hyperstructures associated with fuzzy sets of type 2, Italian Journal of Pure and Applied Mathematics, n 17, (2005), 127-136;
  96. V. Leoreanu, Weak mutually associative hyperstructures, Part II, Proceedings of A.H.A. Conference, Samothraki, Greece,( 2002), 183-189;
  97. V. Leoreanu, Weak mutually associative hyperstructures, Part I, PU.M.A., vol.13 (2002), n.3, 373-381, ISSN 0866-5907 ;
  98. P. Corsini, V. Leoreanu, Fuzzy sets and join spaces associated with rough sets, Circolo Matematico di Palermo, S.II, T.LI, (2002), 527-536, ISSN: 0009-725X ;
  99. V. Leoreanu, Gh. Radu, Direct limits and inverse limits of hypergroups associated with lattices, Italian J. of Pure and Appl. Math., n.11, (2002), 121-130, ISSN : 1126-8042;
  100. V. Leoreanu, Direct limits and products of join spaces associated with rough sets, Part II, Int. J. Sci. & Technol. Univ. Kashan, Vol. I, no.1, (2000), 33-40;
  101. V. Leoreanu, Direct limit and inverse limit of join spaces associated with fuzzy sets, PU.M.A. vol.11, n. 3(2000), 509-516, ISSN 0866-5907;
  102. V. Leoreanu, Direct limits and Inverse Limits of SHR Semigroups, Southeast Asian Bulletin of. Math, n.25, (2001), 421-426, ISSN: 0129-2021;
  103. G. Calugareanu, V. Leoreanu, Hypergroups associated with lattices, Italian Journal of Pure and Appl. Math., n.9, 2001, 165-173, ISSN : 1126-8042;
  104. V. Leoreanu, The heart of some important classes of hypergroups, PU.M.A., vol.9, no 3-4, 1998, 351-360, ISSN 0866-5907;
  105. P. Corsini, V. Leoreanu, Hypergroups and binary relations, Algebra Universalis, 43, 2000, 321-330, ISSN :0002-5240 ;
  106. V. Leoreanu, The class of hypergroups in which the heart is the set of identities, Le Matematiche -Catania, vol.LIV, (1999), Fasc 1, 49-54;
  107. V. Leoreanu, Direct limits and products of join spaces associated with rough sets, Honorary Volume dedicated to Prof. Emeritus J. Mittas, Aristotle Univ. of Thessaloniki, (1999), Greece, 307-312;
  108. V. Leoreanu, Commutative hypergroups associated with arbitrary hypergroups, Proceedings of the Seventh Congress of AHA, Taormina, (1999), Journal of Discrete Mathematical Sciences & Cryptography, vol.6 (2003) no.2-3, 195-198;
  109. V. Leoreanu, About the simplifiable cyclic semihypergroups, Proceedings of the Congress in Algebra, Iasi, 1998, Italian Journal of Pure and Aplied Mathematics, n.7, (2000), 69-76;
  110. V.Leoreanu, L. Leoreanu, Hypergroups associated with hypergraphs, Italian Journal of Pure and Applied Mathematics, n.4, (1998), 119-126, ISSN : 1126-8042
  111. V. Leoreanu, P.Corsini, Le theoreme de Lagrange dans les hypergroupes, Buletinul Stiintific Timisoara, Seria Mat-Fiz, Tom 41 (55), n.2, (1996), 1-22;
  112. V. Leoreanu, On the heart of join spaces and of regular hypergroups, Riv. Mat Pura e Appl., n. 17, (1995), 133-142;
  113. V. Leoreanu, Une note sur le demihypergroupes qui sont quasi-hypergroupes d'un cote', Proceedings of the Sixth Int. Congress AHA, 96, Praga, Democritus University of Thrace Press, Greece, (1996), 85-88;
  114. V. Leoreanu, Generalisation de notions et resultats de la theorie des groupes dans les hypergroupes, Proceedings of IRB International Workshops - New Frontiers in Multivalued Hyperstructures, (1995), 149-158;
  115. P. Corsini, V. Leoreanu, About the heart of a hypergroup, Acta Universitatis Carolinae, Mathematica et Physica (Prague), vol.37, no.1, (1996), 17-29;
  116. V. Leoreanu, New results on the hypergroups homomorphisms, Journal Inf. and Optimization Sciences, vol.20, no.2, (1999), 287-298;
  117. V. Leoreanu, New results on subhypergroups theory and on the nucleus structure, PUMA, v.5, n.3, (1994), 317-329, ISSN 0866-5907;
  118. P. Corsini, V. Leoreanu, Join spaces associated with fuzzy sets, Journal of Comb., Inf and System Sciences, vol. 20, nos 1-4, (1995), 293-303;
  119. V. Leoreanu, Sur la limite directe d'hypergroupes, Annales Scientifiques Univ. Constanta, n.2, (1994), 99-105;
  120. V. Leoreanu, Une note sur les groupes permutables, Ratio Matematica, n.12, (1997), 73-78;
  121. V. Leoreanu, Centralisateur d'un element dans un hypergroupe, Circ. Mat. Palermo, Seria II, Tom XLIII, (1994), 413-418, ISSN: 0009-725X
  122. V. Leoreanu, On the width of a hypergroup, Fifth Int. Congress on AHA 93, Hadronic Press, USA, Congress Proceedings, (1994), 143-146.

SURVEYS:

  1. V. Leoreanu-Fotea, n-ary hyperstructures and some connections with binary relations and lattices, 10th International Congress on Algebraic Hyperstructures and Applications, Proceedings, 33-41 (2009), Brno, CZECH REPUBLIC
  2. V. Leoreanu-Fotea, Survey on connections between lattices and algebraic hyperstructures, Revista de Logica, n, 3, 2010, publicatie online, ISSN 2065-1449
  3. P. Corsini, V. Leoreanu, Survey on new topics of Hyperstructure Theory and its applications, Proceedings of the Eighth International Congress , Samothraki, Greece, September 1-9, 2002, Spanidis Press, 1-39, 2003;
  4. V. Leoreanu, Hyperstructures and Rough Sets, Sci. Annals of USAMV Iasi, Tom XLVII, v.2-2004, Sect. Horticulture, Proc. of the annual Symposium on “Mathematics applied in Biology & Biophysics”, 183-186,U.A.S.V.M. Iasi, 2005; ISSN 1454-7376;
  5. P. Corsini, V. Leoreanu, New directions of research in the correspondence between fuzzy sets and algebraic hyperstructures, Sci. Annals of USAMV Iasi, Tom XLVI, v.2-2003, Sect. Horticulture, Proc. of the annual Symposium on “Mathematics applied in Biology & Biophysics”, 9-14, ,U.A.S.V.M. Iasi, 2003; ISSN 1454-7376
  6. V. Leoreanu, Regard sur les derniers resultants dans la theorie des sous-hypergroupes, The 6th Symposium of mathematics and its Applications, Technical University of Timisoara, 238-240, Ed. Mirton, Timisoara, 1995.
  7. V. Leoreanu, L. Leoreanu, Hyperstructures and Binary relations, Sci. Annals of USAMV Iasi, Tom XLV, 2002, Faculty of Horticulture, Proc. of the annual Symposium on “Mathematics applied in Biology & Biophysics”, 69-72, U.A.S.V.M. Iasi, 2002, ISSN 1454-7376.

BOOKS

  1. B Davvaz, V Leoreanu-Fotea, Krasner Hyperring Theory, World Scientific, ISBN ISBN 978-981-12-8540-0, 2024, 295 pages
  2. B. Davvaz, V. Leoreanu-Fotea, Hypergroup Theory, World Scientific Book, ISBN 978-9811249389, 2022, 289 pages
  3. V. Leoreanu, Fundamente de Algebră - Teorie şi Exerciţii, (Romanian), Ed. Matrix, 2001, ISBN 973-685-336-5, 273 pages
  4. V. Tamas, V. Leoreanu, Curs de Aritmetică, (Romanian), Ed. Matrix, 2002, ISBN 973- 685- 440- X, 166 pages
  5. P. Corsini, V. Leoreanu, Applications of Hyperstructure Theory, Kluwer Academic Publishers, Advances in Mathematics, vol.5, 2003, ISBN 1-4020-1222-5, 336 pages
  6. V. Leoreanu, Gh. Radu, Prolegomena of Categories and Homological Algebra, Matrix Rom, 2007, ISBN 978-973-755-235-8, 429 pag
  7. B. Davvaz, V. Leoreanu Fotea, Hyperring Theory and Applications, Hadronic Press, 2008, ISBN 1-57485-064-4, 336 pages
  8. V. Leoreanu-Fotea, Teoria lui Galois, teorie si exercitii, PIM, 2021, ISBN 978-606-13-6411-4, 174 pages
  9. V. Leoreanu-Fotea, Teoria lui Galois, teorie si exercitii, Ed. a doua revazuta si adaugita, PIM, 2024, ISBN 978-606-13-8191-3, 182 pages
  10. V. Leoreanu-Fotea, Introducere in Teoria Categoriilor si Algebre universale, teorie si exercitii, PIM, 2021, ISBN 978-606-13-6422-0, 141 pages
  11. V. Leoreanu-Fotea, Introducere in Teoria Modulelor, PIM, 2021, ISBN 978-606-13-6412-1, 102 pages
  12. V. Leoreanu-Fotea, Elemente de Algebra Liniara, PIM, 2024, ISBN 978-606-13-8605-5, 108 pages

    The book Prolegomena of hypergroup Theory, by P. Corsini was translated in Romanian by V. Leoreanu, Ed. Univ. "Al.I.Cuza", 1998, ISBN 973-9312-26-8 , 219 pages.

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