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Irina Cristea
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Fundamentals of Algebraic (Hyper) Structures
B Davvaz, I Cristea, B Davvaz, I Cristea
Fuzzy Algebraic Hyperstructures: An Introduction, 1-37, 2015
1362015
Hypergroups and n-ary relations
I Cristea, M Ştefănescu
European Journal of Combinatorics 31 (3), 780-789, 2010
602010
Fuzzy pseudotopological hypergroupoids
I Cristea, S Hoskova
Iranian Journal of Fuzzy Systems 6 (4), 11-19, 2009
602009
Binary relations and reduced hypergroups
I Cristea, M Ştefănescu
Discrete Mathematics 308 (16), 3537-3544, 2008
532008
On the fuzzy grade of hypergroups
M Ştefănescu, I Cristea
Fuzzy Sets and Systems 159 (9), 1097-1106, 2008
532008
Atanassov’s intuitionistic fuzzy grade of hypergroups
I Cristea, B Davvaz
Information Sciences 180 (8), 1506-1517, 2010
522010
Hyperstructures and fuzzy sets endowed with two membership functions
I Cristea
Fuzzy Sets and Systems 160 (8), 1114-1124, 2009
492009
Fuzzy sets and non complete 1-hypergroups
P Corsini, I Cristea
An. St. Univ. Ovidius Constanta 13 (1), 27-54, 2005
492005
Fuzzy grade of ips hypergroups of order 7
P Corsini, I Cristea
IRANIAN JOURNAL OF FUZZY SYSTEMS 1 (2), 15-15, 2004
472004
About the fundamental relations defined on the hypergroupoids associated with binary relations
I Cristea, M Ştefănescu, C Angheluţă
European Journal of Combinatorics 32 (1), 72-81, 2011
442011
Several aspects on the hypergroups associated with n-ary relations
I Cristea
An. St. Univ. Ovidius Constanta 17 (3), 99-110, 2009
442009
Complete hypergroups, 1-hypergroups and fuzzy sets.
I Cristea
Analele Ştiinţifice ale Universităţii “Ovidius 10 (2), 25-38, 2002
422002
Height of prime hyperideals in Krasner hyperrings
H Bordbar, I Cristea
Filomat 31 (19), 6153-6163, 2017
402017
Composition hyperrings
I Cristea, S Jančić-Rašović
Analele ştiinţifice ale Universităţii" Ovidius" Constanţa. Seria Matematică …, 2013
402013
A property of the connection between fuzzy sets and hypergroupoids
I Cristea
Italian Journal of Pure and Applied Mathematics 21, 73, 2007
362007
Fuzzy grade of ips\hypergroups of order less than or equal to 6
P Corsini, I Cristea
Pure Mathematics and Applications 14 (4), 275-288, 2003
362003
Height of hyperideals in Noetherian Krasner hyperrings
H Bordbar, I Cristea, M Novák
Politehn. Univ. Bucharest Sci. Bull. Ser. A Appl. Math. Phys 79 (2), 31-42, 2017
342017
Fuzzy reduced hypergroups
M Kankaras, I Cristea
Mathematics 8 (2), 263, 2020
252020
About the fuzzy grade of the direct product of two hypergroupoids
I Cristea
IRANIAN JOURNAL OF FUZZY SYSTEMS 7 (2), 95-108, 2010
252010
Enumeration of Rosenberg hypergroups
I Cristea, M Jafarpour, SS Mousavi, A Soleymani
Computers & Mathematics with Applications 60 (10), 2753-2763, 2010
242010
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