รศ. ดร.กฤษฎา สังขนันท์

Assoc. Prof. Dr.Kritsada Sangkhanan

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Room

MB2104

Telephone

053-943326 # 111

Email

Website

http://math.science.cmu.ac.th/kritsada/

Education Background

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ปร.ด. (คณิตศาสตร์), มหาวิทยาลัยเชียงใหม่, 2557

วท.ม. (คณิตศาสตร์), มหาวิทยาลัยเชียงใหม่, 2553 

วท.บ. (คณิตศาสตร์), มหาวิทยาลัยเชียงใหม่, 2551

Research Area

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 Transformation Semigroups

Research Field

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- Algebra

Publication

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scopus Online , Offline (html) Others   cmumis

Featured Publications

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1.) Sangkhanan K., Sanwong J., Regularity and Green’s relations on semigroups of transformations with restricted range that preserve an equivalence, Semigroup Forum, 100, (2020),568-584.

2.) Sawatraksa N., Namnak C., Sangkhanan K., Green’s relations and natural partial order on the regular subsemigroup of transformations preserving an equivalence relation and fixed a cross-section, Thai Journal of Mathematics, 17, (2019),431-444.

3.) Sangkhanan K., Sanwong J., Ranks and isomorphism theorems of semigroups of linear transformations with restricted range, Semigroup Forum, 98, (2019),456-471.

4.) Chaichompoo U., Sangkhanan K., Green’s relations and regularity for semigroups of transformations with restricted range that preserve double direction equivalence relations, Thai Journal of Mathematics, 17, (2019),316-332.

5.) Dolinka I., Đurđev I., East J., Honyam P., Sangkhanan K., Sanwong J., Sommanee W., Sandwich semigroups in locally small categories I: foundations, Algebra Universalis, 79, (2018),75.

6.) Dolinka I., Ɖurđev I., East J., Honyam P., Sangkhanan K., Sanwong J., Sommanee W., Sandwich semigroups in locally small categories II: transformations, Algebra Universalis, 79, (2018),76.

7.) Sangkhanan K., Suksumran T., On Generalized Heisenberg Groups: The Symmetric Case, Results in Mathematics, 73, (2018),91.

8.) Sommanee W., Sangkhanan K., The regular part of a semigroup of linear transformations with restricted range, Journal of the Australian Mathematical Society, 103, (2017),402-419.

9.) Billhardt B., Chaiya Y., Laysirikul E., Sangkhanan K., Sanwong J., On left quasi-ample semigroups with ΠL¹-embeddable band of idempotents, Communications in Algebra, 45, (2017),5025-5035.

10.) Billhardt B., Laysirikul E., Sangkhanan K., Sanwong J., Sommanee W., On R-unipotent semigroups with ΠL¹-embeddable band of idempotents, Semigroup Forum, 92, (2016),228-241.

11.) Sangkhanan K., Green's relations on semigroups of regressive transformations with restricted range, International Journal of Pure and Applied Mathematics, 108, (2016),467-476.

12.) Billhardt B., Sangkhanan K., Sanwong J., Sommanee W., On subsemigroups of direct powers of L¹, Acta Mathematica Hungarica, 145, (2015),26-45.

13.) Sangkhanan K., Sanwong J., Green's relations and partial orders on semigroups of partial linear transformations with restricted range, Thai Journal of Mathematics, 12, (2014),81-93.

14.) Sangkhanan K., Sanwong J., Semigroups of injective partial linear transformations with restricted range: Green's relations and partial orders, International Journal of Pure and Applied Mathematics, 80, (2012),597-608.

15.) Sangkhanan K., Sanwong J., Partial orders on semigroups of partial transformations with restricted range, Bulletin of the Australian Mathematical Society, 86, (2012),100-118.