Oral Presentation Program Semigroups in which the radical of every - - PDF document

Oral Presentation Program The 15th International Conference of Young Algebraists in Thailand 19 – 21 November 2019 Department of Mathematics, Chiang Mai University

Tuesday 19th November 2019

8.00 – 9.00 Registration 9.00 – 9.30 Opening Ceremony Chairman : Assoc. Prof. Dr. Thawhat Changphas 09:30 – 10:30 Plenary lectures : Concrete partial clones

• Prof. Dr. Klaus Denecke, Universität Potsdam, Germany

10:30 – 11:00 Break 11:00 – 12:00 Plenary lectures : Jordan curves in the digital plane

• Prof. Dr. Josef Šlapal, Brno University of Technology,

Czech Republic 12:00 – 13:00 Lunch Chairman : Asst. Prof. Dr. Kittisak Saengsura 13:00 – 13:20 A new concept of many-sorted hypersubstitutions (N. Lekkoksung) 13:20 – 13:40 Generalized linear cohypersubstitutions of type τ = (n) (J. Boonsol) 13:40 – 14:00 The clone of K∗(n, r)-full terms (K. Wattanatripop) 14:00 – 14:20 The regular part of the binary comitant of Menger algebras of term rewriting systems (T. Kumduang) 14:20 – 14:40 Green’s relations on regular elements of semigroup of all relational hypersubstitutions for algebraic systems of type ((m), (n)) (J. Daengsaen) 14:40 – 15:10 Break Chairman : Asst. Prof. Dr. Ratana Srithus 15:10 – 15:30 On exponentiation of n-ary relational systems with respect to combined product (N. Phrommarat) 15:30 – 15:50 Semigroups in which the radical of every ideal is a quasi-ideal (J. Sanborisoot) 15:50 – 16:10 On (m, n)-regular and intra-regular ordered semigroups (P. Luangchaisri) 16:10 – 16:30 Regularities in ordered ternary semigroups (P. Pornsurat) 16:30 – 16:50 Regularity of semigroups of quasi-onto transformations (S. Thongrak) 16:50 – 17:10 Quadratic transformations of quasi-copula (P. Boonmee) 18:00 – 21:00 Banquet

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Wednesday 20th November 2019

Chairman : Asst. Prof. Dr. Bundit Pibaljommee 09:00 – 09:50 Invited talk : Finite groups and synchronizing semigroups

• Prof. Dr. Xianhua Li, Soochow University, P.R. China

09:50 – 10:40 Invited talk : Modular and distributive congruence lattices of monounary algebras

• Prof. Dr. Chawewan Ratanaprasert, Silpakorn University, Thailand

10:40 – 11:10 Break 11:10 – 12:00 Invited talk : An introduction of radicals in module theory

• Prof. Dr. Nguyen Van Sanh, Mahidol University, Thailand

12:00 – 13:00 Lunch Chairman : Asst. Prof. Dr. Maliwan Tunapan 13:00 – 13:20 On functions invariant under a group action (T. Udomworarat) 13:20 – 13:40 On properties of uniform fuzzy modules and semiuniform fuzzy modules (B. Chemat) 13:40 – 14:00 Poisson modules over a Poisson algebra Ag (N. Chansuriya) 14:00 – 14:20 Characterizations of ordered k-regular semirings by ordered k-ideals (P. Palakawong Na Ayutthaya) 14:20 – 14:40 Numbers of distinct groups (Sk(n), ·nk) embedded in group Z∗

m

(W. Sittipunya) 14:40 – 15:10 Break Chairman : Asst. Prof. Dr. Dara Phusanga 15:10 – 15:30 The clone of variable fjxed terms (T. Changphas) 15:30 – 15:50 On Generalized Linear Terms (S. Lekkoksung) 15:50 – 16:10 Endomorphism-Regularity of graphs Cn,3 (S. Phantukang) 16:10 – 16:30 The relative rank of full transformation semigroups with restricted range on a fjnite chain (K. Tinpun) 16:30 – 16:50 All unit elements in relational hypersubstitutions for algebraic systems (P. Kunama) 16:50 – 17:10 All 2-potent elements in HypG(2) (A. Sareeto) 17:10 – 18:00 Meeting to fjnd the next conference organizer

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Thursday 21st November 2019

Chairman : Asst. Prof. Dr. Somsak Lekkoksung 09:00 – 09:50 Invited talk : Language recognition by semi-deterministic virtual fjnite automaton (SDVFA) of order (s,t)

• Prof. Dr. Arihant Jain, Shanxi Normal University, P.R. China

09:50 – 10:40 Invited talk : Codes in LRTJ-spaces

• Prof. Dr. Sapna Jain, Shanxi Normal University, P.R. China

10:40 – 11:10 Break 11:10 – 12:00 Invited talk : Identities in graph varieties axiomatized by semimedial medial, and some other groupoid term equations

• Assoc. Prof. Tiang Poomsa-ard, Khonkaen University, Thailand

12:00 – 13:00 Lunch Chairman : Asst. Prof. Dr. Ananya Anantayasethi 13:00 – 13:50 Invited talk : Overview of graph labelings with a focus on graceful labeling

• Prof. Dr. Boyko Gyurov, Georgia Gwinnett College, Lawrenceville,

GA 13:50 – 14:10 On the quotient structure of hyper GV -algebras (L. Cabardo) 14:10 – 14:30 A mass formula for self-dual codes over Galois rings GR(p3, r) (T. Vasquez) 14:30 – 14:50 On B-ideals in a topological B-algebra (K. Belleza) 14:50 – 15:20 Closing 15:20 – 16:00 Sight seeing tours around Chiang Mai University

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