Teaching Fellow Le Hai Khoi

RECENT PUBLICATIONS:

* Books:

[1] Le Hai Chau, Le Hai Khoi: Selected Problems of the Vietnamese Mathematical Olympiads (1962 - 2009),                       Mathematical Olympiad Series, Vol. 5, World Scientific, 2010, 308 + xxi pages. [review]

* Papers:

[14] Hou Xiaolu, Le Hai Khoi: Some properties of composition operators on entire Dirichlet series with real                        frequencies, C. R. Acad. Sci. Paris, Ser. I  350 (2012), no. 3-4, 149 - 152. [pdf]

[13] Abanin A.V., Ishimura R., Le Hai Khoi: Convolution operators in A-∞ for convex domains, Arkiv för Matematik              50 (2012), no. 1, 1 - 22. [pdf]

[12] Abanin A.V., Ishimura R., Le Hai Khoi: Extension of solutions of convolution equations in spaces of holomorphic            functions with polynomial growth in convex domainsBull. Sci. Math. 136 (2012), no. 1, 96 - 110. [pdf] 

[11] Abanin A.V., Le Hai Khoi, Cauchy-Fantappie transformation and mutual dualities between A-∞(D) and A(Ď) for            lineally convex domainsC. R. Acad. Sci. Paris, Ser. I 349 (2011), no. 21-22, 1155 - 1158. [pdf]

[10] Abanin A.V., Le Hai Khoi: Pre-dual of the function algebra A-∞(D) and representation of functions in Dirichlet series,          Complex Analysis & Operator Theory 5 (2011), no. 4, 1073 - 1092. [pdf]

[9] Abanin A.V., Le Hai Khoi, Nalbandyan, Yu.S.: Minimal absolutely representing systems of exponentials for A-∞(D),            J. Approx. Theory 163 (2011), no. 10, 1534 - 1545. [pdf]

[8] Abanin A.V., Ishimura R., Le Hai Khoi: Exponential-polynomial bases for null spaces of convolution operators in          A-∞, in "Function Spaces in Morden Analysis", Contemporary Mathematics 547 (2011), Amer. Math. Soc., 1 - 15.            [pdf]

[7] Le Hai Khoi: Weakly sufficient sets for weighted spaces h-∞Φ(B), Commun. Korean Math. Soc. 26 (2011), no.              2, 215 - 227. [pdf]

[6] Yang X.D., Le Hai Khoi: Compact differences of composition operators on Bergman spaces in the ball, J. Australian      Math. Soc. 89 (2010),no. 3, 407 - 418[pdf]

[5] Abanin A.V., Le Hai Khoi: Dual of the function algebra A-∞(D) and representation of functions in Dirichlet series,             Proc. Amer. Math. Soc. 138 (2010), no. 10, 3623 - 3635. [pdf]

[4] Abanin A.V., Ishimura R., Le Hai Khoi: Surjectivity criteria for convolution operators in A-∞(D), C. R. Acad. Sci.               Paris, Ser. I 348 (2010), no. 5-6, 253 - 256. [pdf]

[3] Le Hai Khoi: Sets of uniqueness, weakly sufficient sets and sampling sets for A-∞(B), Bulletin Korean Math. Soc.  47

        (2010), no. 5, 933 - 950. [pdf]

[2] Abanin A.V., Le Hai Khoi: On the duality between A-∞(D) and  A-∞for convex domains, C. R. Acad. Sci. Paris, Ser.       I 347 (2009), no. 15-16, 863 - 866. [pdf]

[1] Choi Y.J., Le Hai Khoi, Kim K.T.: On an explicit construction of weakly sufficient sets for the function algebra A-∞(D),       Complex Variables & Elliptic Equations 54 (2009), no. 9, 879 - 897. [pdf]

PAPERS ON MATHEMATICS:

[27] Le Hai Khoi: On the linear hull of exponentials in Cn and applications to convolution equations. In: Microlocal                Analysis and Complex Fourier Analysis (Eds: T. Kawai, K. Fujita), 2002, World Scientific Publisher, 135  - 148.

[26] Le Hai Khoi: Density theorems for exponential systems in the Bergman space of holomorphic functions. In: Proc.        of the Second ISAAC Congress, 2000, Kluwer Academic Publisher, 789 - 797.

[25] Le Hai Khoi: Density theorems for exponential systems in the Bargmann-Fock space of entire functions. Selected        Problems of Math. Analysis (Ed: A.V. Abanin), 2000, Gingo Publisher, Russia, 86 - 93.

[24] Le Hai Khoi: Weakly sufficient sequences in the space of functions of polynomial growth. Finite or Infinite                    Dimensional Complex Analysis (Eds: J. Kajiwara et al.), 2000, Lecture Notes in Pure and Appl. Math., Marcel                 Dekker Ser., 214, 237 - 244.

[23] Le Hai Khoi: Coefficient multipliers for holomorphic Dirichlet series in several variables. Proc. of the Fifth Vietnam.        Math. Conf. (Eds: Dinh Dung, Tran Duc Van), 1999, Science & Technics Publishing House, Hanoi, 111 - 120.

[22] Le Hai Khoi: A note on matrix transformations of holomorphic Dirichlet series, Portugal.  Math. 56 (1999), 195 -            203.

[21] Le Hai Khoi: Coefficient multipliers for some classes of Dirichlet series in several complex variables, Acta Math.            Vietnam. 24 (1999), 169 - 182.

[20] Le Hai Khoi: Multipliers for Dirichlet series in the complex plane, SEA Bull. Math. 23 (1999), 33 - 42.

[19] Le Hai Khoi: Holomorphic Dirichlet series in the half plane, Vietnam J. Math. 26 (1998), 259 - 271.

[18] Le Hai Khoi, P. Thomas: Weakly sufficient sets for A-∞(D), Publ. Mat. 42 (1998), 435 - 448.

[17] Le Hai Khoi: Convolution operators on holomorphic Dirichlet series, Tokyo J. Math. 20 (1997), 389 - 402.

[16] Morimoto M., Le Hai Khoi: Representation of harmonic functions in the Lie ball by Dirichlet series, Tokyo J. Math.        20 (1997) 331 - 342.

[15] Le Hai Khoi: Hilbert spaces of holomorphic Dirichlet series and applications to convolution equations, J. Math. Anal.        Appl. 206 (1997), 10--24.

[14] Le Hai Khoi: Matrix transformations of entire Dirichlet series, Vietnam J. Math. 24 (1996), N1, 109 - 112.

[13] Le Hai Khoi: On extension of Mittag-Leffler's systems, SEA Bull. Math. 20 (1996), 59 -70.

[12] Le Hai Khoi: Analytic functionals on weakly lineally convex domains and representation of functions by rational            fractions, Complex Variables: Theory Appl. 28 (1996), 299 - 312.

[11] Le Hai Khoi: Holomorphic Dirichlet series in several variables, Math. Scand. 77 (1995), 85 - 107.

[10] Le Hai Khoi: Weighted spaces of holomorphic functions and analytic functionals. Function Spaces (Ed: K. Jarosz),        1995, Lecture Notes in Pure and Appl. Math., Marcel Dekker Ser., 172, 243--250.

[9] Le Hai Khoi: Weighted spaces of holomorphic functions and systems of partial differential equations. Complex              Analysis and its Applications (Eds: C. C. Yang et al.), 1994, Pitnam Res. Notes Math. Ser., Longman Sci. Tech.,          Harlow, 305, 298 - 310.

[8] Le Hai Khoi: On a generalization of a Hardy-Littlewood theorem, Vietnam. J. Math. 19 (1991), 59 - 64.

[7] Le Hai Khoi: Espaces conjugués, ensembles faiblement suffisants discrets et systèmes de représentation                      exponentielle, Bull. Sci. Math. (2) 113 (1989), 309 - 347.

[6] Le Hai Khoi: On representing systems for functions of several variables, Acta Math. Vietnam. 12 (1987), 103 -              112.

[5] Le Hai Khoi (Le Khai Khoi): Conjugate spaces, weakly sufficient sets and absolutely representing systems of              exponents of several variables (in Russian), Izv. Severo-Kavkaz. Nauchn. Tsentra Vyssh. Shkoly. Estestv. Nauk           (1987), 15 - 20.

[4] Le Hai Khoi (Le Khai Khoi): The tensor product of absolutely representing systems (in Russian), Izv. Vyssh.                  Uchebn. Zaved. Mat., N1, 63 - 65. English transl. in Soviet Math. (Izv. VUZ), 29 (1985), 85 - 88.

[3] Le Hai Khoi (Le Khai Khoi): Representative subspaces and effective representing systems (in Russian), Math.               analysis and its applications, Rostov-on-Don (1985), 72 - 80.

[2] Le Hai Khoi (Le Khai Khoi): Properties of multiple representing systems of exponents (in Russian), Izv.                         Severo-Kavkaz. Nauchn. Tsentra Vyssh. Shkoly. Estestv. Nauk (1984), 31 - 34.

[1] Le Hai Khoi (Le Khai Khoi), Korobeinik Yu. F. : Representing systems of exponents in polycylindrical domains              (in Russian), Mat. Sb. (NS) 122(164) (1983), 458 - 474. English transl. in Math. USSR Sb.  50 (1985), 439 - 456. 

PAPERS ON MATHEMATICAL FOUNDATIONS OF INFORMATION TECHNOLOGY:

[19] Le Hai Khoi, Dang Xuan Hong, Nguyen Luong Dong, On the triangular norms approach for the heuristic model in          expert systems. In: Proceedings of the 5thInternational Conference on Information Technology in Education and          Training (Eds: Nordholm S.E., Hoang K.), 2008, Vietnam, 93 - 105.

[18] Le Hai Khoi, Nguyen Luong Dong: On averaging operators and their properties, Vietnam Journal of Computer                Science & Cybernetics 22 (2006), N4, 349 – 357 (in Vietnamese). 

[17] Truong Hai Bang, Le Hai Khoi, Tran Dinh Khang: A development of an adaptive-network-based fuzzy inference            system in finance prediction (in Vietnamese), In: Proc. Nat. Workshop on Selected Problems of IT, 2006, Vietnam,        66-81.

[16] Junzo Watada, Teruyuki Watanabe, Tran Duc Minh, Le Hai Khoi: A Modified Meta-controlled Boltzmann Machine,            Vietnam Journal of Computer Science & Cybernetics 21 (2005), N3, 208 - 215.

[15] Le Hai Khoi, Le Quy Son: Estimations on the inferences of heuristic model with bounds propagation approach,             Vietnam Journal of Computer Science & Cybernetics 21 (2005), N2, 120 - 129 (in Vietnamese).

[14] Hareton Leung, Tran Ngoc Cuong, Nguyen Hoang Phuong, Le Hai Khoi: An approach to improve the partition                testing, Vietnam Journal of Computer Science & Cybernetics 20 (2004), N3, 193 - 204.

[13] Le Hai Khoi, Tran Duc Minh: About a method to forecast using neural networks, Vietnam Journal of Computer              Science & Cybernetics 20 (2004), N2, 111 – 120 (in Vietnamese).

[12] Le Hai Khoi, Dang Xuan Hong, Nguyen Luong Dong: Some problems about Archimedean triangular norms,                   Vietnam Journal of Computer Science & Cybernetics 20 (2004), N4, 373 – 384 (in Vietnamese).

[11] Le Hai Khoi, Le Quy Son: A heuristic model based on the bound propagation approach for expert systems,                  Vietnam Journal of Computer Science & Cybernetics 20 (2004), N1, 31 – 41 (in Vietnamese).

[10] Le Hai Khoi, Tran Duc Minh: Some remarks on the self-organizing feature maps. In: Proceedings of the 2nd                International Seminar on the environmental science and technology issues related to the urban and coastal zones        development. Mathematics in Environmental Studies, 2004, Hanoi Univ. Publishing House, 53 – 84.

[9] Le Hai Khoi, Dang Xuan Hong: A heuristic model based on the triangular norms approach for expert systems,               Vietnam Journal of Computer Science & Cybernetics 19 (2003), N3, 243 – 255 (in Vietnamese).

[8] Do Nang Toan, Le Hai Khoi: A Voronoi diagram for image objects and its properties (in Vietnamese). In: Proc. of          the 1st National Workshop on Fundamental Research and Applications on IT (FAIR)-2003, Science & Technology           Publishing House, Hanoi, 168-172.

[7] Nguyen Hoang Phuong, Le Hai Khoi: Soft computing for intelligent systems of integrated occidental and oriental          medicine. In: Proc. of the Intern. Conf. Intelligent Technologies (InTech ‘2003), Chieng Mai, Thailand, 237 - 246.

[6] Le Hai Khoi, Tran Anh Thu: On the combination of similarly concluded rules for the expert system based on                   certainty factors, Vietnam Journal of Computer Science & Cybernetics 18 (2002), N1, 65 – 72 (in Vietnamese).

[5] Le Hai Khoi: A heuristic model based on the certainty factors approach for expert systems, Vietnam Journal of           Computer Science & Cybernetics 17 (2001), N3, 15 – 24 (in Vietnamese).

[4] Le Hai Khoi: Algorithms for refining the rules set and building the regular rule-based system of the expert system,       Vietnam Journal of Computer Science & Cybernetics 17 (2001), N2, 20 – 26 (in Vietnamese).

[3] Nguyen Hoang Phuong, Le Linh Phong, Le Hai Khoi: A generalization of Möbius transforms for maxmin inference in      fuzzy expert systems. In: Proc. of the 1st Intern. Conf. Intelligent Technologies (InTech ‘2000) (Eds: V. Kreinovich       & J. Daengdej), Assumption Univ., Bangkok Thailand, 313 - 318.

[2] Le Hai Khoi: Algorithms for finding closure of the facts set and removing redundant rules of the rules set in the          rule-based system of the expert system, Vietnam Journal of Computer Science & Cybernetics 16 (2000), N4, 79 –       84 (in Vietnamese).

[1] Vu Duc Thi, Le Hai Khoi: Some essential principles of datawarehouse, Vietnam Journal of Computer Science &               Cybernetics 15 (1999), N2, 27 – 32 (in Vietnamese).

REFEREED PREPRINTS:

[4] Le Hai Khoi (Le Khai Khoi): On dual spaces to some spaces of analytic functions of one and several variables              (in Russian). VINITI Ref. J. Math., 1984, 11Б - 214, N5151-84 Dep, 28 pages.

[3] Le Hai Khoi (Le Khai Khoi): The tensor product of absolutely representing systems in Frechet spaces (in Russian).        VINITI Ref. J. Math., 1984, 6Б - 899, N1539-84 Dep, 25 pages.

[2] Le Hai Khoi (Le Khai Khoi): Some properties of representing systems of exponents in polycylindrical domains              (in Russian). VINITI Ref. J. Math., 1983, 5Б - 91, N633-83 Dep, 26 pages.

[1] Le Hai Khoi (Le Khai Khoi): Vector-valued functions and differential operators of infinite order (in Russian). VINITI        Ref. J. Math., 1982, 3Б - 785, N5527-81 Dep, 54 pages.

OTHERS:

[3] Le Hai Khoi: On the Enhancement of Creative and Independent Awareness of Primary School Pupils, Tsukuba       Journal of Educational Study in Mathematics 25 (2006), 273 – 278.

[2] Le Hai Chau, Le Hai Khoi: 199 Selected Problems on Combinatorics (in Vietnamese) – for gifted pupils on                  mathematics. Education Publishing House, Hanoi, 1997, 160 pages.

[1] Le Hai Khoi: Representing Systems in Spaces of Holomorphic Functions of Several Complex Variables (in Russian),      Ph.D. Thesis, Rostov Univ, 1985, 143 pages.

 


 

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