## Publications 1994

1. Truong Xuan Duc Ha, On the existence of efficient points in locally convex spaces. J. Global Optim. 4 (1994), 265 - 278.
2. Nguyen Dong Yen, On a class of discontinuous vector-valued functions and the associated quasi-varia-tional inequalities. Optimization 30 (1994), 197 - 203.
3. G. Mastroeni, M. Pappalardo, Nguyen Dong Yen, Image of a parametric optimization problem and continuity of the perturbation function. J. Optim. Theory Appl. 81 (1994), 193 - 202.
4. Ha Huy Vui, A version at infinity of the Kuiper- Kuo theorem. Acta Math. Vietnam. 19 (1994), 3 - 12.
5. Nguyen Khac Viet, A complete proof of Beauville's conjecture. Tạp chí Toán học 22 (1994),  114 - 116
6. Nguyen Huy Viet, Fixed point theorems for multi-valued mappings in subsymmetrizable spaces. Proc. Amer. Math. Soc. 121 (1994), 417 - 422.
7. Tran Duc Van and Nguyen Duy Thai Son, On a class of Lipschitz continuous functions of several variables. Proc. Amer. Math. Soc. 121 (1994), 865 - 870.
8. Tran Duc Van, Nguyen Hoang and Nguyen Duy Thai Son, On the explicit representation of global solution of the Cauchy problem for Hamilton-Jacobi equations. Acta Math. Vietnam. 19 (1994), 111 - 120.
9. Tran Duc Van, Nguyen Duy Thai Son, Uniqueness of global quasi-classical solutions of the Cauchy problem for first-order nonlinear partial differential equations. Differ. Uravn. 30 (1994), 712 - 719; English transl.: Differential Equations 30 (1994), 659 - 666.
10. Tran Duc Van and Nguyen Dac Liem, Existence of global minimax solutions of the Cauchy problem for systems of first-order nonlinear differential equations. Acta Math. Vietnam. 19 (1994), 121 - 135.
11. Tran Duc Van and Nguyen Dac Liem, Minimax solutions of the Cauchy problems for systems of first-order nonlinear differential equations. Tạp chí Toán học 22 (1994), 104 - 108.
12. Hoang Tuy, Introduction to global optimization. GERAD, Ecole Polytechnique de Montréal, 1994, (Ph. D. Course).
13. Hoang Tuy, S. Ghannadan, A. Migdalas and P. Vọrbrand, Heuristics based on Tabu search and Lagrangian relaxation for the concave production-transportation problem. Studies in Regional and Urban Planning 3 (1994), 127 - 141.
14. Ulrich Pferschy, Hoang Tuy, Linear programs with an additional rank two reverse convex constraint. J. Global Optim. 4 (1994), 347 - 366.
15. Hoang Tuy, Athanasios Migdalas, Peter Värbrand, A quasiconcave minimization method for solving linear two level programs. J. Global Optim. 4 (1994), 243 - 264.
16. Hoang Tuy, W. Oettli, On necessary and sufficient conditions for global optimization. Mat. Apl. 15 (1994), 39 - 41.
17. Vu Kim Tuan, R. Gorenflo, The Grỹnwald-Letnikov defference operator and regularization of the Weyl fractional differentiation. Z. Anal. Anwendungen 13 (1994), 537 - 545.
18. Vu Kim Tuan and R Gorenflo, Asymptotics of singular values of fractional integral operators. Inverse Problems 10 (1994), 949 - 955.
19. Vu Kim Tuan & Rudolf Gorenflo, On the regularization of fractional differentiation of arbitrary positive order. Numer. Funct. Anal. Optim. 15 (1994), 695 - 711.
20. Tran Manh Tuan, La relance de la recherche au Vietnam. In: Assises francophones de la recherche, Editions AUPEL-UREF, Montréal, 1994, pp. 129 - 131.
21. On controllability of convex differential inclusions in Banach space. Optimization 30 (1994), 151 - 162.
22. Hoang Duong Tuan, On local controllability of hyperbolic inclusions. J. Math. Systems Estimation and Control, 4 (1994), 319 - 339.
23. Hoang Duong Tuan, Contingent and intermediate tangent cones in hyperbolic differential inclusions and necessary optimality conditions. J. Math. Anal. Appl. 185 (1994), 86 - 106.
24. Hoang Duong Tuan, Some controllability results for discrete systems with nonconvex state constraints, In: Proceedings of 1-st Asian Control Conference, Tokyo, 3 (1994), 145 - 148.
25. Hoang Duong Tuan, Stability in local controllability problems for discrete inclusions. Optimization 29 (1994), 157 - 172.
26. Aron Simis, Ngo Viet Trung, Giuseppe Valla, Commutative algebra (ICTP, Trieste 1992). Eds.: A. Simis, N. V. Trung and G. Valla, World Scientific, 1994.
27. Ngo Viet Trung, Reduction number, a-invariant, and Rees algebras of ideals having small analytic deviation, In: Commutative Algebra (ICTP, Trieste 1992), World Scientific, 1994, 245 - 262.
28. Ngo Viet Trung, An algebraic approach to the regularity index of fat points in ${\bf P}^n$. Kodai Math. J. 17 (1994), 382 - 389.
29. Jürgen Herzog, Giuseppe Valla, Ngo Viet Trung, On hyperplane sections of reduced irreducible varieties of low codimension. J. Math. Kyoto Univ. 34 (1994), 47 - 72.
30. Nguyen Minh Chuong, L. Q. Trung, Nguyen Minh Tri, Theory of partial differential equations (in Vietnamese) – Lý thuyết phương trình đạo hàm riêng. NXB Khoa học Kĩ thuật, Hanoi, 1994, 288 trang.
31. Nguyen Minh Tri, A bifurcation of multiple eigenvalues and eigenfunctions for boundary value problems in a domain with a small hole. J. Math. Sci. Univ. Tokyo 1 (1994), N0 3, 567 - 587.
32. Nguyen Minh Tri, On positive solusions of Emdem-Fayler equations in a cone-like domain. Differ. Uravn. 4 (1994), 659 - 664 (in Russian).
33. Nguyen Minh Tri, Yu. V. Egorov, On a class of maximally hypoelliptic operators with noninvolutive characteristics sets. Trudy Sem. Petrovsk. No. 17 (1994), 3 - 26, . Translated in J. Math. Sci. 75 (1995), N0 3, 1615 - 1630 (in Russian).
34. Reiner Horst, Nguyen van Thoai, Constraint decomposition algorithms in global optimization. J. Global Optim. 5 (1994), 1 - 19.
35. Nguyem Van Thoai, On the construction of test problems for concave minimization algorithms. J. Global Optim. 5 (1994), 399 - 402.
36. Tran Vu Thieu, A linear programming approach to solving a jointly constrained bilinear programming problem with special structure. Acta Math. Vietnam. 19 (1994), no. 1, 31–39
37. Tran Vu Thieu, A note on the solution of a special class of nonconvex optimization problems. J. Math. 22 (1994), 38 - 46.
38. Tran Hung Thao, On the existence and uniqueness for a stochastic differential equation. In: Recent Advances in Statistics and Probability Theory, 311 - 315. Spain, 1994.
39. Le Van Thanh and Mutsuo Oka, Note on estimation of the number of the critical values at infinity. Kodai Math. J. 17 (1994), 409 - 419.
40. Nguyen Quoc Thang, Hermitian forms over division algebras over real function fields. Corrigendum. Manuscripta Math. 82 (1994), 445 - 447.
41. Nguyen Quoc Thang, On some new local-global principles over a real function field. Commun. Algebra 22 (1994), 2205 - 2219.
42. Nguyen Quoc Thang, D. Đokovíc, Conjugacy classes of maximal tori in simple real algebraic groups and applications. Canadian J. Math. 46 (1994), 699 - 717.
43. Nguyen Xuan Tan, P. N. V. Tu, Some new Hopf bifurcation theorems at simple eigenvalues. Appl. Anal. 53 (1994), 197 - 220.
44. Ngo Dac Tan, A characterization of some cubic (m, n)-metacirculant graphs. Acta Math. Vietnam. 19 (1994), N0 1, 61 - 66.
45. Ngo Dac Tan, Hamilton cycles in cubic (m, n)-metacirculant graphs with m divisible by 4. Graphs and Combin. 10 (1994), 67 - 73.
46. Hoang Tuy, Bui The Tam, N. D. Dan, Minimizing the sum of a convex function and a specially structured nonconvex function. Optimization 28 (1994), 237 - 248.
47. Nguyen Khoa Son, On the existence for positive eigenvalues of convex set-valued maps. Vietnam J. Math. 22 (1994), 109 - 113.
48. Pham Huu Sach, Nguyen Dong Yen, B.D. Craven, Generalized invexity and duality theories with multifunctions. Numer. Funct. Anal. Optim. 15 (1994), 131 - 153.
49. Hoang Xuan Phu, Representation of Bounded Convex Sets By Rational Convex Hull Of Its Gamma-Extreme Points. Numer. Funct. Anal. Optim. 15 (1994), No 7-8, 915 - 920.
50. Vu Quoc Phong, Almost periodic solutions of Volterra equations. Differential Integral Equations 7 (1994), 1083 - 1093.
51. G. Muraz, Vu Quoc Phong, Semisimple Banach algebras generated by strongly continuous representations of locally compact abelian groups. J. Funct. Anal. 126 (1994), 1 - 6.
52. Vu Ngoc Phat, Constrained controllability of linear control infinite-dimensional systems: A set-valued analysis approach. IMA J. Math. Contr. Inform. 11 (1994), 185 - 199.
53. Vu Ngoc Phat, Constrained controllability and reachability of linear discrete-time descriptor systems. Optimization 31 (1994), 165 - 177.
54. Vu Ngoc Phat, Some remarks on controllability and reachability of nonstationary discrete-time processes. Optimization 29 (1994), 173 - 180.
55. Vu Ngoc Phat, Trinh Cong Dieu, On the Krein-Rutman theorem and its applications in controllability. Proceedings of AMS 124 (1994), 495 - 501.
56. Nguyen To Nhu, Le Hoang Tri, Roberts space is a counter-example to Schauder's conjecture. Topology 33 (1994), 371 - 378.
57. Nguyen To Nhu and Katsuro Sakai, The compact neighbourhood extension property and local equi-connectedness. Proc. Amer. Math. Soc. 121 (1994), 259 - 265.
58. Nguyen To Nhu and Le Hoang Tri, Every needle point space contains a compact convex AR-set with no extreme points. Proc. Amer. Math. Soc. 120 (1994), 1261 - 1265.
59. Le Dung Muu, Bui The Tam, Efficient methods for solving certain bilinear programming problems. Acta Math. Vietnam. 19(1994), 97 - 110.
60. R. Horst, Le Dung Muu, M. Nast, Branch-and-bound decomposition approach for solving quasiconvex-concave programs. J. Optim. Theory Appl. 82 (1994), 267 - 293.
61. B. D. Craven, Do Van Luu, Constrained minimax for a vector-valued function. Optimization 31 (1994), 199 - 208.
62. Ngo Van Luoc, Differential boundary value problems of elliptic systems. Complex Variables Theory Appl. 26 (1994), 1 -9.
63. Dinh The Luc, Michel Théra, Derivatives with support and applications. Math. Oper. Research 19 (1994), 659 - 675.
64. Dinh The Luc, R. Lucchetti, C. Maliverti, Convergence of the efficient sets. Set-Valued Analysis 2 (1994), 1 - 12.
65. Dinh The Luc, On generalized convex nonsmooth functions. Bull. Austral. Math. Soc. 49 (1994), 139 - 149.
66. Nguyen Huong Lam, Do Long Van, Measure of infinitary codes. Acta Cybernet. 11 (1994), 127 - 137.
67. J. Clark, Dinh Van Huynh, A note on perfect self-injective rings. Quart. J. Math. Oxford 45 (1994),  13 - 17.
68. J. Clark, Dinh Van Huynh, When is a self-injective semiperfect ring quasi-Frobenius?. J. Algebra 165 (1994), 531 - 542.
69. Le Hoi, Economic information-mathematics methods to renovate management, controls and services in transport sector. Tạp chí Giao thông Vận tải 1994, 57 - 62.
70. Le Tuan Hoa, Bounds for the Betti numbers of a projective curve. In: Proceeding of the International Conference "Commutative Algebra", Vechta 1994 (eds: W. Bruns, J. Herzog, M. Hochster and U. Vetter), 85 - 88.
71. Le Tuan Hoa, Santiago Zarzuela, Reduction numbers and a-invariants of good filtrations. Comm. Algebra. 22 (1994), 5635 - 5656.
72. H. Bresinsky, F. Curtis, M. Fiorentini, Le Tuan Hoa, On the structure of local cohomology modules for projective monomial curves in P_3^{K}. Nagoya Math. J. 136 (1994), 81 - 114.
73. M. Fiorentini, Le Tuan Hoa, Some remarks on generalized Cohen-Macaulay rings. Bull. Belg. Math. Soc. 1 (1994), 507 - 519.
74. Le Tuan Hoa, W. Vogel, Castelnuovo-Mumford regularity and hyperplane sections. J. Algebra 163 (1994), 348 - 365.
75. Le Tuan Hoa, Rosa M. Miró-Roig, and Wolfgang Vogel, On numerical invariants of locally Cohen-Macaulay schemes in ${\bf P}\sp n$. Hiroshima Math. J. 24 (1994), 299 - 316.
76. Dinh Nho Hao, H.-J. Reinhardt, Towards linear inverse heat conduction problems. In: Proceedings of the HERMIS 1994. Hellenic Math. Soc. Athens 1994, 101 - 110.
77. Dinh Nho Hao, H.-J. Reinhardt and F. Seiffarth, Approximate solutions of illposed Cauchy problems for parabolic equations. In: FOMAAS, H. A. Eschenauer et al. (eds.) Fortschrittsbericht 1992-1994, University of Siegen- 1994, 126 - 144.
78. H.-J. Reinhardt, Dinh Nho Hao, Sequential approximation to nonlinear inverse heat conduction problems. Math. Comput. Modelling 20 (1994), 189 - 200.
79. Dinh Nho Hao, H. -J. Reinhardt & F. Seiffarth, Stable fractional numerical differentiation by mollification. Numer. Funct. Anal. Optim. 15 (1994), 635 - 659.
80. Dinh Nho Hao, A mollification method for ill-posed problems. Numer. Math. 68 (1994), 469 - 506.
81. Dinh Nho Hao, A noncharacteristic Cauchy problem for linear parabolic equations and related inverse problems I: solvability. Inverse Problems 10 (1994), 295 - 315.
82. Tran Duc Van, Dinh Nho Hao, Differential operators of infinite order with real arguments and their applications, World Scientific Publishing Co., Inc., River Edge, NJ, 240 pages, 1994.
83. Truong Xuan Duc Ha, A note on a class of cones ensuring the existence of efficient points in bounded complete sets. Optimization 31 (1994),141 - 152.
84. Truong Xuan Duc Ha, Differential inclusions governed by convex and nonconvex perturbations of a sweeping process. Bull. Italian Math. Soc. 8 (1994), 327 - 354.
85. Fourier analysis. Ph. D. Thesis, Hungarian Academy of Science (1994).
86. , F. Móricz, The strong summability of Fourier transforms. Acta Math. Hungar. 65 (1994), 403 - 419.
87. , Ferenc Móricz , Cesaro means of Fourier transforms and multipliers on L^1(\mathbb R). Proc. Amer. Math. Soc. 122 (1994), 469 - 477.
88. , Ferenc Móricz, Multipliers of Fourier transforms and series on L^1. Archiv Math. (Basel) 62 (1994), 230 - 238.
89. , F. Moricz, Strong approximation by Dirichlet integrals in L^{\laqmbda} (R)-norm, 1< \lambda \infty, J. Approx. Theory 79 (1994), 271 - 286.
90. , Ferenc Móricz, The Cesaro operator on the Banach algebra of L (\mathbb R^2) multipliers II (Even case). Acta Sci. Math. (Szeged) 59 (1994), 625 - 655.
91. , Ferenc Móricz, On the uniform and absolute convergens of Dirichlet integrals of functions in Besov space. Acta Sci. Math. (Szeged) 59 (1994), 257 - 265.
92. Nguyen Viet Dung, On the fundamental group of the complement of arrangements. Kodai Math. J. 17 (1994), 428 - 431.
93. Nguyen Viet Dung, The fundamental group of complexified real arrangements. Ann. Sci. Math. Québec 18:2 (1994), 157 - 167.
94. Nguyen V. Dung & Patrick F. Smith, $\sigma$ CS modules. Comm. Algebra 22 (1994), 83 - 93.
95. Jose Luis Garcia and Nguyen Viet Dung, Some decomposition properties of injective and pure-injective modules. Osaka J. Math. 31 (1994), 95 - 108.
96. Nguyen Viet Dung, Dinh Van Huynh, P F Smith, Robert Wisbauer, Extending Modules. Pitman Research Notes in Mathematics Series 313. Longman Scientific & Technical, Harlow, UK, 1994.
97. Hoang Dinh Dung, On convergence of some differential operators of distributions. Acta Math. Vietnam. 19 (1994), 79 - 84.
98. P. H. Dien, G. Mastroeni, M. Pappalardo, P. H. Quang, Regularity conditions for constrained extremum problems via image spaces: The nonlinear case. Generalized Convexity Lecture Notes in Economics and Mathematical Systems Volume 405, 1994, pp 145-152.
99. Nguyen Huu Dien, Some remarks on common fixed points. J. Math. Anal. Appl. 1987:1 (1994), 76 - 90.
100. Nguyen Tien Dai, The singularities of type Ak of holonomic systems. Publ. Res. Inst. Math. Sci, Kyoto Univ. 30 (1994), 97 - 109.
101. Nguyen Dinh Cong, L. Arnold, Generic properties of Lyapunov exponents. Random Comput. Dynam. 2 (1994), 335 - 345.
102. Ha Huy Bang, Inequalities of the Bernstein - Nikolsky type and their applications. Dr. Sc. Thesis, Steklov Inst. Math., Moscow, 1994, 269 p. (in Russian).
103. Ha Huy Bang, A remark on the Bernstein - Nikolsky inequality. Acta Math. Vietnam. 19 (1994), 71 - 78.
104. Ha Huy Bang, M. Morimoto, The sequence of Luxemburg norms of derivatives. Tokyo J. Math. 17 (1994), 141 - 147.

### Highlights

 22/07/19, Conference:International Graduate Summer School in Mathematics 25/07/19, Conference:Hội thảo Khoa học Một số phương pháp Phân tích thống kê hiện đại và Ứng dụng 11/11/19, Conference:The IMH School Introduction to Algebraic Schemes and Cohomology 04/12/19, Conference:Hội nghị Đại số-Lý thuyết số-Hình học và Tô pô 2019