Шуменски университет „Епископ Константин Преславски”

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    Проф. д.м.н.    Николай Иванов Янков
    Проф. д.м.н. Николай Иванов Янков

    Факултет: Колеж - Добрич

    Катедра: НАУКИ ЗА ОБРАЗОВАНИЕТО

    Кабинет: Корпус A, стая 203

    Телефон: 058 / 603-209

    Email: n.yankov@shu.bg

    Приемно време: понеделник (8-16 ч.) и вторник (8-16 ч.)


    2015 Оптимални самодуални кодове с нетривиална група от автоморфизми - Шумен, 2015. - 197 стр (дисертация за получаване на научна степен "доктор на науките") (D.Sc. Thesis)
    2006 Двоични екстремални самодуални кодове - Шумен, 2006. - 89 стр (дисертация за получаване на образователна и научна степен "доктор") (PhD Thesis)
    2021 N. Yankov, D. Anev, On the self-dual codes with an automorphism of order 5, Applicable Algebra in Engineering, Communication and Computing, 2019, vol. 32(2), pp. 97-111, 2021, DOI: 10.1007/s00200-019-00403-0
    2021 N. Yankov, On the self-dual codes invariant under an automorphism of type 11-(8, 0), 2020 Algebraic and Combinatorial Coding Theory (ACCT), pp. 162-164, Publisher: IEEE, eISBN:978-1-6654-0287-3, DOI: 10.1109/ACCT51235.2020.9383417
    2019 N. Yankov, R. Russeva, E. Karatash, Classification of Binary Self-Dual [76, 38, 14] Codes With an Automorphism of Order 9, IEEE Transactions on Information Theory, vol. 65(2), 2019, pp. 1101-1105, ISSN 0018-9448, DOI: DOI: 10.1109/TIT.2018.2846564
    2018 N. Yankov, M. Ivanova, M.-H. Lee, Self-dual codes with an automorphism of order 7 and s-extremal codes of length 68, Finite Fields and Their Applications, v. 51, 2018, pp. 17–30, DOI: DOI: 10.1016/j.ffa.2017.12.001
    2017 Nikolay Yankov, Damyan Anev, Muberra Gurel, Self-Dual Codes with an Automorphism of Order 13, Advances in Mathematics of Communications, Volume 11, No. 3, 2017, pp. 635-645, DOI: 10.3934/amc.2017047
    2017 N. Yankov, D. Anev, M.-H. Lee, On the even subcode of codes with an automorphism of order 5 with 12 cycles, Proceedings of the XXIII-th International Workshop on Multimedia Signal Processing and Transmission (MSPT), p. 6, Youngil Publishing, Korea, ISSN 1975-5635, February 2017
    2017 N. Yankov, D. Anev, New self-dual [78, 39, 14] codes with an automorphism of order 13, Proceedings of Eighth International Workshop on Optimal Codes and Related Topics (OC2017), Sofia, July, 2017, pp. 128-133
    2017 K. M. Cho, Md. Abdul Latif Sarker, N. Yankov, Moon Ho Lee, A Note on the Singular Value Decomposition of Inverse-Orthogonal Circulant Jacket Matrices, Journal of Engineering Technology, vol. 6(3), 2017, pp. 392-404, ISSN: 0747-9964
    2016 Nikolay Yankov, A connection between three [44, 22, 8] self-dual codes, Mathieu groups M22, M23, and self-orthogonal designs // Mathematics and Education in Mathematics, vol. 45, 2016, pp. 162-167
    2016 Stefka Bouyuklieva, Wolfgang Willems, Nikolay Yankov, On the automorphisms of order 15 for a binary self-dual [96, 48, 20] code, Designs, Codes and Cryptography, vol. 79 (1), pp. 171-182, DOI: 10.1007/s10623-015-0043-0
    2016 Muberra Gurel, Nikolay Yankov, Self-dual codes with an automorphism of order 17 // Mathematical Communications, ISSN 1331-0623, vol. 21, No. 1, 2016, pp. 97-107
    2016 Nikolay Yankov, Milena Ivanova, Binary s-extremal self-dual codes of length 68 do exist, Proceedings of the Fifteenth International Workshop on Algebraic and Combinatorial Coding Theory (ACCT2016), Albena, Bulgaria, pp. 301-306
    2016 R. Russeva, N. Yankov, E. Karatash, On the Automorphisms of the optimal self-dual code Of Length 74, Proceedings of MATHTECH 2016, book 1, Shumen University, ISSN 1314-3921, p. 36-42
    2016 M. Ivanova, N. Yankov, Extending results for some binary self-dual codes of lengths 62 and 64, Proceedings of University of Ruse, vol. 55, book 6.1: Mathematics, Informatics and Physics, 2016, ISSN 1311-3321, pp. 280-285 (Best paper crystal prize)
    2015 N. Yankov, M.H. Lee, M. Gurel, M. Ivanova, Self-Dual Codes With an Automorphism of Order 11, IEEE Transactions on Information Theory, vol. 61(3), 2015, pp. 1188 - 1193, DOI: 10.1109/TIT.2015.2396915
    2015 Nikolay Yankov, Moon Ho Lee, Classification of self-dual codes of length 50 with an automorphism of odd prime order, Designs, Codes and Cryptography, vol. 74(3), 2015, pp. 571-579, DOI: 10.1007/s10623-013-9874-8
    2015 N. Yankov and M. Ivanova, Classification of binary self-dual [68, 34, 12] codes with an automorphism of order 11, Mathematics and Education in Mathematics, vol. 44, 2015, pp. 186-191
    2015 Nikolay Yankov, Some new self-dual [96, 48, 16] codes with an automorphism of order 15, Annual of Konstantin Preslavsky University of Shumen, vol. XVI C, pp. 99-108, 2014.
    2015 N. Yankov and R. Russeva, Further results on the classification of binary self-dual [52, 26, 10] codes with an automorphism of odd prime order// Proceedings of University of Ruse, vol. 54, book 6.1: Mathematics, Informatics and Physics, 2015, pp. 33-37, ISSN 1311-3321
    2014 N. Yankov, M. Nikolova, M. H. Lee, Note on the binary self-dual codes with an automorphism of order 11, Proceedings of the XXI International Workshop on Multimedia Signal Processing and Transmission, pp. 105-109, Youngil Publishing, Korea, ISSN 1975-5635, February 2014
    2014 Nikolay Yankov, Self-dual [62, 31, 12] and [64, 32, 12] codes with an automorphism of order 7, Advances in Mathematics of Communications, Vol. 8, No. 1, pp. 73-81, 2014, DOI: 10.3934/amc.2014.8.73
    2014 Nikolay Yankov, Moon Ho Lee, New binary self-dual codes of lengths 50–60, Designs, Codes and Cryptography, vol. 73 (3), pp. 983-996, 2014, DOI: 10.1007/s10623-013-9839-y
    2014 Stefka Bouyuklieva, Nikolay Yankov, Some self-dual codes having an automorphism of order 15, Proceedings of Fourteen International Workshop on Algebraic and Combinatorial Coding Theory (ACCT), (2014), Svetlogorsk, Russia, pp. 103-108
    2014 Nikolay Yankov, On the classification of [66, 33, 12] binary self-dual codes with an automorphism of order 11 with 6 cycles // Proceedings of University of Ruse, vol. 53, book 6.1: Mathematics, Informatics and Physics, 2014, ISSN 1311-3321, pp. 17-21
    2013 Nikolay Yankov, Radka Russeva “Self-dual codes of length 62 with an automorphism of order 31”, Proceedings of МАТТЕХ 2012, Shumen University, 2013, ISSN 1314-3921, p. 53-58.
    2013 Nikolay Yankov, Moon Ho Lee, New [54, 27, 10] binary self-dual codes obtained via extending technique, Proceedings of the XIX-th International Workshop on Multimedia Signal Processing and Transmission (MSPT), pp. 1 - 6, Youngil Publishing, Korea, ISSN 1975-5635, February 2013
    2013 Nikolay Yankov, New optimal [52, 26, 10] self-dual codes, Designs, Codes and Cryptography, vol. 69 (2) , pp. 151-159, 2013
    2013 Nikolay Yankov, On the binary self-dual [96, 48, 20] codes with an automorphism of order 9, Proceedings of the Seventh International Workshop on Optimal Codes and Related Topics, OC2013, September 6-12, Albena, Bulgaria, 2013, pp. 193-198, ISSN 1313-1117
    2013 Yankov, N., R. Russeva, New results on the classification of binary self-dual [52, 26, 10] codes with an automorphism of odd prime order // Proceedings of University of Ruse, vol. 52, book 6.1: Mathematics, Informatics and Physics, 2013, ISSN 1311-3321, pp. 21-25
    2012 Nikolay Yankov, A putative doubly even [72, 36, 16] code does not have an automorphism of order 9, IEEE Transactions on Information Theory, vol. 58, issue 1, 2012, pp.159-164
    2012 Stefka Bouyuklieva, Nikolay Yankov, Jon-Lark Kim, Classification of Binary Self-Dual [48,24,10] Codes with an Automorphism of Odd Prime Order, Finite Fields and Their Applications, vol. 18, issue 6, 2012, pp. 1104-1113
    2012 Nikolay Yankov, Moon Ho Lee, New binary self-dual codes of length 50, Proceedings of the XVII International Workshop on Multimedia Signal Processing and Transmission, pp. 1-6, Youngil Publishing, Korea, ISSN 1975-5635, March 2012
    2012 Nikolay Yankov, Moon Ho Lee, On the binary self-dual codes of length 58, Proceedings of the XVIII International Workshop on Multimedia Signal Processing and Transmission, pp. 1-8, Youngil Publishing, Korea, ISSN 1975-5635, September 2012
    2012 Nikolay Yankov, Determination of the weight enumerator for optimal binary self-dual code of length 52, Proceedings of Thirteen International Workshop on Algebraic and Combinatorial Coding Theory (ACCT), (2012), Pomorie, Bulgaria, pp. 341-346.
    2011 Nikolay Yankov, On binary self-dual codes of length 62, Mathematics and Education in Mathematics, vol. 40, Proceedings of the FortiethSpring Conference of the Union of Bulgarian Mathematicians, Borovec, Bulgaria (2011), pp. 223-228
    2011 Stefka Bouyuklieva, Nikolay Yankov, Radka Russeva, On the classification of binary self-dual [44, 22, 8] codes with an automorphism of order 3 or 7, International Journal ofInformation and Coding Theory, vol. 2, no.1, 2011, pp. 21-37
    2011 Nikolay Yankov, Radka Russeva, Binary self-dual codes of lengths 52 to 60 with an automorphism of order 7 or 13, IEEE Transactions on Information Theory, vol. 57, issue11, 2011, pp. 7498-7506
    2011 Nikolay Yankov, New self-dual [54, 27, 10] codes extended from [52, 26, 10] codes, Conference 40 Years Shumen University (1971-2011), 2011, ISBN 978-954-577-603-8,pp. 36-41 PDF
    2011 Nikolay Yankov, Classification of Extremal binary [64, 32, 12] self-dual codes with an automorphism of type 7-(8, 8), Conference 40 Years Shumen University (1971-2011),2011, ISBN 978-954-577-603-8, pp. 42-47
    2010 Nikolay Yankov, Radka Russeva, On the self-dual codes of lengths 52 to 60 having an automorphism of order 7 or 13, MATHTECH 2010, v.1, ISSN 13143921, pp. 63-70
    2010 Nikolay Yankov, Constructing self-dual codes using automorphisms, MATHTECH 2010, v.1, ISSN 13143921, pp. 55-62
    2010 Nikolay Yankov, Near MDS codes over GF(64) related to doubly-even self-dual [72, 36, 16] code over GF(2), MATHTECH 2010, v.1, ISSN 13143921, pp. 71-76
    2010 Nikolay Yankov, New self-dual codes of length 52, Proceedings of the Annual Workshop Coding Theory and Applications, Veliko Tarnovo, Bulgaria, 2010, pp. 33-36
    2009 Stefka Bouyuklieva, Radka Russeva, Nikolay Yankov, Nikola Ziapkov, Milena Nikolova, On the classification of binary self-dual [44,22,8] codes with an automorphism of order,Proceedings of Sixth International Workshop on Optimal Codes and Related Topics (OCRT), Varna, Bulgaria (2009), pp. 32-37
    2008 Nikolay Yankov, Radka Russeva, Classification of the Binary Self-Dual [44, 21, 8] Codes with Automorphisms of Order 7, Mathematics and Education in Mathematics, vol. 37,Proceedings of the Thirty Seventh Spring Conference of the Union of Bulgarian Mathematicians, Borovec, Bulgaria (2008), pp. 239-244
    2007 Stefka Bouyuklieva, Nikolay Yankov, Radka Russeva, Classification of the Binary Self-Dual [42,21,8] Codes having an Automorphism of Order 3, Finite Fields and Their Applications 13 (2007), pp. 605-615
    2007 Nikolay Yankov, Extremal self-dual [44,22,8] codes with automorphism of order 3 with 14 cycles, Proceedings of the Fifth International Workshop on Optimal Codes andRelated Topics (OCRT), White Lagoon, Bulgaria (2007), pp. 249-254
    2007 Nikolay Yankov, Radka Russeva, On Binary Self-Dual Codes of Lengths 60, 62, 64 and 66 having an Automorphism of Order 9, Designs, Codes and Cryptography 45(2007)pp. 335-346
    2005 Stefka Bouyuklieva, Radka Russeva, Nikolay Yankov, Binary Self-Dual Codes Having an Automorphism of order p2, Mathematika Balkanica, New Series, vol. 19 (2005), pp.25-31
    2005 Nikolay Yankov, Radka Ruseva, Stefka Bouyuklieva, Classification results on binary optimal self-dual codes of length 42, Proceedings of Fourth International Workshop onOptimal Codes and Related Topics (OCRT) (2005), Pamporovo, Bulgaria, pp. 286-291
    2005 Stefka Bouyuklieva, Radka Russeva, Nikolay Yankov, On the Structure of Binary Self-Dual Codes Having an Automorphism of Order a Square of an Odd Prime, IEEE Trans. Inf.Theory, Vol. 51(2005), №10, pp. 3678-3686
    2004 Nikolay Yankov, Binary Self-dual Codes Having an Automorphism of Order 29, Proceedings of Ninth International Workshop on Algebraic and Combinatorial Coding Theory(ACCT), (2004), Kranevo, Bulgaria, pp. 395-399
    2004 Stefka Bouyuklieva, Radka Russeva, Nikolay Yankov, Binary Self-Dual Codes Having an Automorphism of order 9, Proceedings of Ninth International Workshop on Algebraicand Combinatorial Coding Theory (ACCT), (2004), Kranevo, Bulgaria, pp. 73-79
    2003 Stefka Bouyuklieva, Nikolay Yankov, Extremal Self-Dual [42,21,8] Codes with Automorphisms of Order 3 with 12 cycles, Proceedings of The European Woman in MathematicsInternational Workshop on Groups And Graphs (2003), St. Elenas, Bulgaria, pp. 29-33
    1996 Vassil Yorgov, Nikolay Yankov, On the extremal binary Codes of Length 36 and 38 with automorphism of order 5, Proceedings of Fifth Internatinal Workshop on Algebraic andCombinatorial Coding Theory (ACCT) (1996), Sozopol, Bulgaria, pp. 307-312
    2020 N. Yankov, On the self-dual codes having an automorphism of type 11-(8, 0), Seventeenth International Workshop on Algebraic and Combinatorial Coding Theory (ACCT 2020), October 11 - 17, 2020, Bulgaria
    2017 D. Anev, N. Yankov, Self-dual codes of length 78 with an automorphism of order 13, XV-th International Workshop on Optimal Codes and Related Topics (OCRT17), July 2017, Sofia, Bulgaria
    2016 N. Yankov, M. Ivanova, Binary s-extremal self-dual codes of length 68 do exist, Proceedings of the Fifteenth International Workshop on Algebraic and Combinatorial Coding Theory (ACCT2016), Albena, Bulgaria
    2016 R. Russeva, N. Yankov, E. Karatash, On the Automorphisms of the optimal self-dual code Of Length 74, Конференция с международно участие MATHTECH 2016, Shumen University, 2016
    2016 M. Ivanova, N. Yankov, Extending results for some binary self-dual codes of lengths 62 and 64 // Конференция на РУ и СУ, Русе, 2016
    2014 Yankov, N., On the classification of [66, 33, 12] binary self-dual codes with an automorphism of order 11 with 6 cycles, University of Ruse, Union of scientists - Ruse, Annual Conference, Ruse, 2014
    2012 Nikolay Yankov, Self-dual codes of length 56 with an automorphism of order 5 and self-orthogonal 3-(56, 12, 65) designs, ACA 2012, 18th International Conference on Applications of Computer Algebra, June 25 – 28, 2012, Sofia, Bulgaria
    2013 АЛГЕБРА в задачи и записки, част I, Линейна алгебра (в съавторство с проф. д-р Никола Зяпков), Фабер 2013, ISBN 987-954-400-733-1, 223 стр.
    2013 Математика I част - ЛААГ, ЦДО Шуменски Университет, 2013, ISBN 978-954-577-713-4
    2008 Елементарна теория на числата (В съавт. с проф. д-р Никола Зяпков и доц. д-р Иво Михайлов), Издателство Фабер, 2008, ISBN: 987-954-775-972-5
    2020 Р. Русева, Н. Янков, В. Спасова, Е. Караташ, М. Иванова, Дискретна математика - множества, комбинаторика, графи, формални езици, граматики и крайни автомати. Теория и задачи
    2020 Р. Русева, Н. Янков, В. Спасова, Е. Караташ, М. Иванова, Дискретна математика - регулярни изрази, двоични функции, сложност на алгоритмите и стекови автомати. Теория и задачи
    2014 Русева Р., Н. Янков, В. Дянкова, Дискретна математика, Модул 1, ЦДО Шуменски Университет, 2014
    2014 Русева Р., Н. Янков, В. Дянкова, Дискретна математика, Модул 2, ЦДО Шуменски Университет, 2014
    2017 Reviews for Mathematical Reviews: MR3552213 MR3543540 MR3546641 MR3575459 MR3626871 MR3631357 MR3665877
    2016 Reviews for Mathematical Reviews: MR3431395 MR3468390 MR3512905
    2015 Reviews for Mathematical Reviews: MR3312476 MR3372347
    2014 Reviews for Mathematical Reviews: MR3092308 MR3147584 MR3178200 MR3181506 MR3181507 MR3237928 MR3237931 MR3210195 MR3210198
    2013 Reviews for Mathematical Reviews: MR2931554 MR2890321 MR2928466 MR2957447 MR3035468 MR3043798 MR3043802