Alaniya, L. A. On the topological structure of level surfaces of Morse 1-forms. (English. Russian original) Zbl 0736.58001 Russ. Math. Surv. 46, No. 3, 211-212 (1991); translation from Usp. Mat. Nauk 46, No. 3(279), 179-180 (1991). Reviewer: A.Dimca (Sydney) MSC: 58A10 PDF BibTeX XML Cite \textit{L. A. Alaniya}, Russ. Math. Surv. 46, No. 3, 211--212 (1991; Zbl 0736.58001); translation from Usp. Mat. Nauk 46, No. 3(279), 179--180 (1991) Full Text: DOI
Vladimirov, V. S.; Dzyadyk, V. K.; Korneĭchuk, N. P.; Kudryavtsev, L. D. Sergeĭ Mikhaĭlovich Nikol’skiĭ (on his eighty-fifth birthday). (English. Russian original) Zbl 0776.01007 Russ. Math. Surv. 46, No. 3, 241-250 (1991). MSC: 01A70 PDF BibTeX XML Cite \textit{V. S. Vladimirov} et al., Russ. Math. Surv. 46, No. 3, 241--250 (1991; Zbl 0776.01007) Full Text: DOI
Karpelevich, F. I.; Klimyk, A. U.; Koganov, L. M.; Ol’shanetskiĭ, M. A.; Rogov, V.-B. K.; Rubinshteĭn, A. I.; Smorodinskiĭ, Ya. A. Naum Yakovlevich Vilenkin (on his seventieth birthday). (English. Russian original) Zbl 0744.01018 Russ. Math. Surv. 46, No. 3, 251-254 (1991). MSC: 01A70 PDF BibTeX XML Cite \textit{F. I. Karpelevich} et al., Russ. Math. Surv. 46, No. 3, 251--254 (1991; Zbl 0744.01018) Full Text: DOI
Shteĭngol’d, S. D. The smoothness of generalized solutions of boundary-value problems for functional-differential equations. (English. Russian original) Zbl 0741.34043 Russ. Math. Surv. 46, No. 3, 228-230 (1991); translation from Usp. Mat. Nauk 46, No. 3(279), 203-204 (1991). Reviewer: W.Šeda MSC: 34K10 PDF BibTeX XML Cite \textit{S. D. Shteĭngol'd}, Russ. Math. Surv. 46, No. 3, 228--230 (1991; Zbl 0741.34043); translation from Usp. Mat. Nauk 46, No. 3(279), 203--204 (1991) Full Text: DOI
Fragela, A. The principle of limiting absorption for operators of Schrödinger type and an application of it to the Cauchy-Poisson problem with a cylindrical bottom. (English. Russian original) Zbl 0781.35007 Russ. Math. Surv. 46, No. 3, 221-222 (1991); translation from Usp. Mat. Nauk 46, No. 3(279), 201-202 (1991). MSC: 35B40 35J10 35J05 PDF BibTeX XML Cite \textit{A. Fragela}, Russ. Math. Surv. 46, No. 3, 221--222 (1991; Zbl 0781.35007); translation from Usp. Mat. Nauk 46, No. 3(279), 201--202 (1991) Full Text: DOI
Tyurin, K. I. Extremal properties of eigenvalues of the Laplace operator on a ball. (English. Russian original) Zbl 0753.35059 Russ. Math. Surv. 46, No. 3, 235-237 (1991); translation from Usp. Mat. Nauk 46, No. 3(279), 199-200 (1991). Reviewer: Ya.A.Rojtberg (Chernigov) MSC: 35P15 35J05 PDF BibTeX XML Cite \textit{K. I. Tyurin}, Russ. Math. Surv. 46, No. 3, 235--237 (1991; Zbl 0753.35059); translation from Usp. Mat. Nauk 46, No. 3(279), 199--200 (1991) Full Text: DOI
Tyrin, A. V. Harmonic spheres in compact Lie groups and extremals of a multivalued Novikov functional. (English. Russian original) Zbl 0737.58017 Russ. Math. Surv. 46, No. 3, 233-234 (1991); translation from Usp. Mat. Nauk 46, No. 3(279), 197-198 (1991). Reviewer: V.Oproiu (Iaşi) MSC: 58E20 PDF BibTeX XML Cite \textit{A. V. Tyrin}, Russ. Math. Surv. 46, No. 3, 233--234 (1991; Zbl 0737.58017); translation from Usp. Mat. Nauk 46, No. 3(279), 197--198 (1991) Full Text: DOI
Tralle, A. E. The cyclic homology of some topological spaces. (English. Russian original) Zbl 0737.55005 Russ. Math. Surv. 46, No. 3, 231-232 (1991); translation from Usp. Mat. Nauk 46, No. 3(279), 195-196 (1991). Reviewer: A.Dranishnikov (Moskva) MSC: 55N35 18G60 19D55 PDF BibTeX XML Cite \textit{A. E. Tralle}, Russ. Math. Surv. 46, No. 3, 231--232 (1991; Zbl 0737.55005); translation from Usp. Mat. Nauk 46, No. 3(279), 195--196 (1991) Full Text: DOI
Malanyuk, T. M. A class of exact solutions of the Kadomtsev-Petviashvili equation. (English. Russian original) Zbl 0753.35084 Russ. Math. Surv. 46, No. 3, 225-227 (1991); translation from Usp. Mat. Nauk 46, No. 3(279), 193-194 (1991). Reviewer: I.Barashenkov (Rondebosch) MSC: 35Q53 37J35 37K10 35Q51 PDF BibTeX XML Cite \textit{T. M. Malanyuk}, Russ. Math. Surv. 46, No. 3, 225--227 (1991; Zbl 0753.35084); translation from Usp. Mat. Nauk 46, No. 3(279), 193--194 (1991) Full Text: DOI
Lazareva, B. V.; Khas’minskiĭ, R. Z. A simplified filtration procedure for a partially observed Markov process. (English. Russian original) Zbl 0758.60038 Russ. Math. Surv. 46, No. 3, 223-224 (1991); translation from Usp. Mat. Nauk 46, No. 3(279), 191-192 (1991). Reviewer: T.Basar (Urbana) MSC: 60G35 93E11 PDF BibTeX XML Cite \textit{B. V. Lazareva} and \textit{R. Z. Khas'minskiĭ}, Russ. Math. Surv. 46, No. 3, 223--224 (1991; Zbl 0758.60038); translation from Usp. Mat. Nauk 46, No. 3(279), 191--192 (1991) Full Text: DOI
Efremov, A. V. Cellular decompositions and Novikov-Shubin invariants. (English. Russian original) Zbl 0757.46062 Russ. Math. Surv. 46, No. 3, 219-220 (1991); translation from Usp. Mat. Nauk 46, No. 3(279), 189-190 (1991). Reviewer: V.Deundyak (Rostov-na-Donu) MSC: 46M20 58D29 47A10 37A30 PDF BibTeX XML Cite \textit{A. V. Efremov}, Russ. Math. Surv. 46, No. 3, 219--220 (1991; Zbl 0757.46062); translation from Usp. Mat. Nauk 46, No. 3(279), 189--190 (1991) Full Text: DOI
Dubrovskij, V. V. An abstract Gel’fand-Levitan formula. (English. Russian original) Zbl 0758.47004 Russ. Math. Surv. 46, No. 3, 217-218 (1991); translation from Usp. Mat. Nauk 46, No. 3(279), 187-188 (1991). Reviewer: I.V.Ostrovskii (Khar’kov) MSC: 47A10 47A50 PDF BibTeX XML Cite \textit{V. V. Dubrovskij}, Russ. Math. Surv. 46, No. 3, 217--218 (1991; Zbl 0758.47004); translation from Usp. Mat. Nauk 46, No. 3(279), 187--188 (1991) Full Text: DOI
Voronov, F. F. Characteristic classes of infinite-dimensional vector bundles. (English. Russian original) Zbl 0737.58005 Russ. Math. Surv. 46, No. 3, 238-240 (1991); translation from Usp. Mat. Nauk 46, No. 3(279), 185-186 (1991). Reviewer: V.Oproiu (Iaşi) MSC: 58B25 PDF BibTeX XML Cite \textit{F. F. Voronov}, Russ. Math. Surv. 46, No. 3, 238--240 (1991; Zbl 0737.58005); translation from Usp. Mat. Nauk 46, No. 3(279), 185--186 (1991) Full Text: DOI
Burtsev, S. V. Two implicit function theorems. (English. Russian original) Zbl 0739.47028 Russ. Math. Surv. 46, No. 3, 215-216 (1991); translation from Usp. Mat. Nauk 46, No. 3(279), 183-184 (1991). Reviewer: M.Yu.Kokurin (Yoshkar-Ola) MSC: 47J05 46G05 49J50 26B10 58C15 PDF BibTeX XML Cite \textit{S. V. Burtsev}, Russ. Math. Surv. 46, No. 3, 215--216 (1991; Zbl 0739.47028); translation from Usp. Mat. Nauk 46, No. 3(279), 183--184 (1991) Full Text: DOI
Boĭmatov, K. Kh. Multidimensional spectral asymptotics for elliptic differential operators. (English. Russian original) Zbl 0753.35060 Russ. Math. Surv. 46, No. 3, 213-214 (1991); translation from Usp. Mat. Nauk 46, No. 3(279), 181-182 (1991). Reviewer: Ya.A.Rojtberg (Chernigov) MSC: 35P20 47F05 58J05 PDF BibTeX XML Cite \textit{K. Kh. Boĭmatov}, Russ. Math. Surv. 46, No. 3, 213--214 (1991; Zbl 0753.35060); translation from Usp. Mat. Nauk 46, No. 3(279), 181--182 (1991) Full Text: DOI
Alaniya, L. A. The topological structure of level surfaces of Morse 1-forms. (English. Russian original) Zbl 0818.58003 Russ. Math. Surv. 46, No. 3, 211-212 (1991); translation from Usp. Mat. Nauk 46, No. 3(279), 179-180 (1991). MSC: 58A10 PDF BibTeX XML Cite \textit{L. A. Alaniya}, Russ. Math. Surv. 46, No. 3, 211--212 (1991; Zbl 0818.58003); translation from Usp. Mat. Nauk 46, No. 3(279), 179--180 (1991) Full Text: DOI
Chatyrko, V. A. Weakly infinite-dimensional spaces. (English. Russian original) Zbl 0743.54018 Russ. Math. Surv. 46, No. 3, 191-210 (1991); translation from Usp. Mat. Nauk 46, No. 3(279), 161-177 (1991). Reviewer: D.Adnadjević (Beograd) MSC: 54F45 PDF BibTeX XML Cite \textit{V. A. Chatyrko}, Russ. Math. Surv. 46, No. 3, 191--210 (1991; Zbl 0743.54018); translation from Usp. Mat. Nauk 46, No. 3(279), 161--177 (1991) Full Text: DOI
Sinaĭ, Ya. G. Finite-dimensional randomness. (English. Russian original) Zbl 0749.60099 Russ. Math. Surv. 46, No. 3, 177-190 (1991); translation from Usp. Mat. Nauk 46, No. 3(279), 147-159 (1991). Reviewer: P.Maślanka (Łódź) MSC: 37H10 70K50 37A50 37D45 70K20 PDF BibTeX XML Cite \textit{Ya. G. Sinaĭ}, Russ. Math. Surv. 46, No. 3, 177--190 (1991; Zbl 0749.60099); translation from Usp. Mat. Nauk 46, No. 3(279), 147--159 (1991) Full Text: DOI
Ibragimov, N. Kh.; Oganesyan, A. O. The hierarchy of Huygens equations in spaces with a non-trivial conformal group. (English. Russian original) Zbl 0778.35067 Russ. Math. Surv. 46, No. 3, 137-176 (1991); translation from Usp. Mat. Nauk 46, No. 3(279), 111-146 (1991). Reviewer: J.Appell (Würzburg) MSC: 35L99 35Q99 35Q60 PDF BibTeX XML Cite \textit{N. Kh. Ibragimov} and \textit{A. O. Oganesyan}, Russ. Math. Surv. 46, No. 3, 137--176 (1991; Zbl 0778.35067); translation from Usp. Mat. Nauk 46, No. 3(279), 111--146 (1991) Full Text: DOI
Zhikov, V. V. Estimates for the averaged matrix and the averaged tensor. (English. Russian original) Zbl 0751.15014 Russ. Math. Surv. 46, No. 3, 65-136 (1991); translation from Usp. Mat. Nauk 46, No. 3(279), 49-109 (1991). Reviewer: Yingchen Yang (Beijing) MSC: 15A90 74E05 15A45 15A72 74E30 PDF BibTeX XML Cite \textit{V. V. Zhikov}, Russ. Math. Surv. 46, No. 3, 65--136 (1991; Zbl 0751.15014); translation from Usp. Mat. Nauk 46, No. 3(279), 49--109 (1991) Full Text: DOI
Bogoyavlenskiĭ, O. I. Algebraic constructions of integrable dynamical systems: extensions of the Volterra system. (English. Russian original) Zbl 0774.35013 Russ. Math. Surv. 46, No. 3, 1-64 (1991); translation from Usp. Mat. Nauk 46, No. 3(279), 3-48 (1991). Reviewer: J.Appell (Würzburg) MSC: 35Q58 35Q53 37K30 PDF BibTeX XML Cite \textit{O. I. Bogoyavlenskiĭ}, Russ. Math. Surv. 46, No. 3, 1--64 (1991; Zbl 0774.35013); translation from Usp. Mat. Nauk 46, No. 3(279), 3--48 (1991) Full Text: DOI