Publications 1981

  1. Ho Dang Phuc, Nguyen Van Thu, Universal random distribution. Vietnam. J. Math. 9 (1981), 1-4.
  2. Nguyen Tu Cuong, Trivialite des deploiements de reseaux holomoes. Bull. Math. France Memoire 6 (1981), 78 - 85.
  3. Tran Duc Van, On solvability of mixed problem for parabolic equations of infinite order. Trudy of Sobolev seminars, Novosibirsk, 2 (1981), 124 - 130.
  4. Do Long Van, Problème des mots et de conjugaison pour une classe de groupes de présentation finie. C. R. Acad. Sci. Paris, Série I 292 (1981),773 - 776.
  5. Dao Quang Tuyen, On the assymptotic behaviours of sequences of random variables. Annales de l’Institut Henri Poincare, Section B, XVII (1981), 63 - 73.
  6. Hoang Tuy, Conical algorithm for solving a class of complementarity problems, Acta Math. Vietnam. 6 (1981), 3 - 17.
  7. Hoang Tuy, N. Q. Thai, Minimizing a concave function over a compact convex set. In: Proceedings of the Conference on Optimization, Vitte/Hiddensee, May 1981, 15 - 20.
  8. Hoang Tuy, A fixed point theorem involving a hybrid inwardness-contraction condition. Math. Nachr. 102 (1981), 271 - 275.
  9. Hoang Tuy, On variable dimension algorithms and algorithms using primitive sets. Math. Oper. Stati. Ser. Optim. 12 (1981), 361 - 381.
  10. Tran Manh Tuan, Some problems on the use of computers in the research on applying mathematical statistics in Vietnam. Ph.D. Thesis, Institute of Mathematics, Hanoi, 1981 (in Vietnamese).
  11. Tran Manh Tuan, On some programs of mathematical statistics. Thông báo Khoa học, Viện khoa học Việt Nam, 1981, No 1, 8 - 11 (in Vietnamese).
  12. Ngo Viet Trung, Principal systems of ideals. Acta Math. Vietnam. 6 (1981), 57 - 63.
  13. Ngo Viet Trung, A characterization of two dimensional unmixed local domains. Math. Proc. Camb. Phil. Soc. 89 (1981), 237 - 239.
  14. Ngo Viet Trung, A class of imperfect prime ideals having the equality of ordinary and symbolic powers. J. Math. Kyoto Univ. 21 (1981), 239 - 250.
  15. Ngo Viet Trung, Der graduierte Ring bezuglich des Primideals von Macaulay. Beitr. Algebra Geometrie 11 (1981), 35 - 40.
  16. Nguyen Tu Cuong, Ngo Viet Trung, Uber schwache Sequenzen. Period. Math. Hungar. 11 (1981), 77 - 80.
  17. Nguyen Huu Tro, The asymptotic law of the number of patients in a space-time region. Acta Math. Vietnam. 6 (1981), 92 - 96.
  18. Nguyen Van Thu, Stable type and completely self-decomposable prob. measures on Banach spaces. Bull. Pol. Acad. Sci. XXIX (1981), 637 - 642.
  19. Nguyen Van Thu, A new version of Doeblin's theorem. Ann. Inst. Henri Poincaré, XVII (1981), 213 - 217.
  20. Nguyen Van Thu, Limit theorems for random fields. Dissert. Math. Polish Academy of Sciences, CLXXX (1981), 422 - 462.
  21. Nguyen Van Thoai, Anwendung des Erweiterungsprinzips zur Loesung konkaver Optimierungs ausfgaben. Math. Oper. Statist. Ser. Optim. 11 (1981), 45 - 51.
  22. Le Van Thiem, Sur la vitesse d'ộcoulement plan en rộgime d'Oseen. (French) [Velocity of Oseen plane flow]., Acta Math. Vietnam. 6 (1981), 95 - 100 (in French).
  23. Le Van Thiem, On an expression for the velocity component in the Oseen regime. Tap chi Toan hoc 9 (1981), 10 - 16 (Vietnamese).
  24. Nguyen Xuan Tan, Banach-Steinhaus theorems for multivalued mappings. Math. Nachr., 102 (1981), 157 - 169.
  25. Do Hong Tan, On probabilistic condensing mappings. Rev. Roumaine Math. Pures Appl. 26 (1981), 1305 - 1317.
  26. Nguyen Khoa Son, Controllability of linear discrete-time systems with constrained controls in Banach spaces. Control and Cybern. 10 (1981), 5 - 16.
  27. Pham Huu Sach, Inconsistency theory for inclusion systems and its applications to the control problems. Habilitation thesis, Moscow, 1981, 243 p. (in Russian).
  28. Ho Dang Phuc, On the density of universal probability distributions on a Fréchet space. Acta Math. Vietnam. 6 (1981), 71 - 73.
  29. Ho Dang Phuc, Universal distribution for infinitely divisible distributions on Fréchet space. Ann. Inst. Poincaré Probab. Statist. 17 (1981), 219 - 227.
  30. Vu Quoc Phong, On inequalities for powers of linear operators and for quadratic forms. Proc. Roy. Soc. Edingburgh Set. A 89 (1981) 25 - 50.
  31. Vu Ngoc Phat, Controllability problem of general nonlinear processes. Vietnam J. Math. 2 (1981), 27 - 31 (in Vietnamese).
  32. Nguyen To Nhu, N. V. Khue, Lipschitz extensions and Lipschitz retractions in metric spaces. Colloq. Math. 45 (1981), 245 - 250.
  33. Nguyen To Nhu, N. V. Khue, Two extensors of metrics. Bull. Acad. Polon. Sci. Ser. Sci. Math. 29 (1981), 825 - 831.
  34. Nguyen To Nhu, N. V. Khue, Extending locally Lipschitz maps with values in infinite dimensional Frechetz spaces. Bull. Acad. Polon. Sci. Ser. Sci. Math. 29 (1981), 609 - 616.
  35. Duong Trong Nhan, Pair of nonlinear contraction mappings, common fixed points. Studia Univ. Babes-Bolyai Math. 16 (1981), 34 - 51.
  36. Nguyen Van Ngoc, On a dual series equation. Tạp chí Toán học 9 (1981), 15 - 21.
  37. Dinh Quang Luu, Representation and regularity of multivalued martingales. Acta Math. Vietnam. 6 (1981),29 - 40.
  38. Ha Le Anh and Dinh Quang Luu, Measurable relations with closed ball values in Banach spaces. Acta Math. Vietnam. 6 (1981), 6 - 12.
  39. Dinh Quang Luu, Some examples and theorems related to the Radon-Nikodym property in Banach spaces. Acta Math. Vietnam. 6 (1981), 64 - 70.
  40. Dinh Quang Luu, On the class of all processes having a Riesz decomposition. Acta Math. Vietnam. 6 (1981), 101 - 107.
  41. Phan Huy Khai, On the method of pursuit in linear differential games with different types of constraints on controls. Izv. Akad. Nauk Azerbaijan. SSR, Ser. Fiz.-Tekhn. Mat. Nauk 1981, 27 - 31 (in Russian).
  42. Phan Huy Khai, On the linear discrete games with fixed times. Dokl. Akad. Nauk Azerbaijan. SSR 37 (1981), 4 - 7 (in Russian).
  43. Phan Huy Khai, A. I. Azimov, On the linear discrete games with integral constraints on controls. Dokl. Akad. Nauk Azerbaijan. SSR 37 (1981), 10 - 14 (in Russian).
  44. Truong Xuan Duc Ha, I. A. Bakhtin, On the existence of positive eigenvectors for a class of concave operators. Funct. Anal. Ulianovsk 15 (1981), 33 - 43 (in Russian).
  45. Hoang Dinh Dung, Integral representations of P-analytic functions with logarithmically harmonic character P. Diff. Urav. 17 (1981), 1668 - 1673.
  46. Hoang Dinh Dung, Some integral representations of xkyl-analytic functions and their inverse formulas. Diff. Urav. 17 (1981), 165 - 171.
  47. Do Ngoc Diep, Functor of projective limit in Banach categories. Tap chi Toan hoc 9 (1981), 16 - 20 (in Vietnamese ).
  48. Pham Huy Dien, Some results on locally Lipschitzian mappings. Acta Math. Vietnam. 6 (1981), 97-105.
  49. Bui Khoi Dam and Nguyen Duy Tien, On the multivalued asymptotic martigales. Acta Math. Vietnam. 6 (1981),  77 - 87.
  50. Nguyen Tien Dai, F. Pham and N.H. Duc, Singularités non dégénérées des systèmes de Gauss-Manin réticulés. Bull. Math. Soc. France, Mémoire, 6 (1981), 1 - 77.
  51. Nguyen Tu Cuong, Freie Auflosung eines flachen holonomen Systems und ihre Entfaltungen. Seminar-berichte Humboldt Univ. 39 (1981), 1 - 41.
  52. Bui Cong Cuong, N. Q. Thai and T. V. Thieu, Some nonlinear programming problems and applications. Sci. Proceedings of NCSR, Hanoi 2 (1981), 2 - 7.
  53. Phan Van Chuong, Version vectorielle d'un théorème de densité et ses applications aux problèmes de controle. C. R. Acad. Sci. Paris, Série A 293 (1981), 665 - 668.
  54. Nguyen Minh Chuong, On a class of pseudodifferential operators of variable order. Tap chi Toan hoc 9 (1981),  No3, 1 - 6 (in Vietnamese). Doklady Akademii Nauk SSSR (1981), 1308 - 1312 (in Russian).
  55. Nguyen Ngoc Chu, Integer solutions for some classes of systems of linear inequalities. Dokl. Acad. Nauk Ukrain. SSR, Ser. A, 1981, 13 - 15 (in Russian).
  56. Nguyen Ngoc Chu, N. V. Chernicova, A new algorithm for solving discrete programming problems. Zh. Vyschisl. Mat. i Mat. Fiz. 21 (1981),329 - 338 (in Russian).
  57. Pham Tra An, Some necessary conditions for the class of languages accepted by the probabilistic automata with a time-variant-structure. Elektron. Informationsverarb. Kybernet. 17 (1981), 623 - 632.