Ten, V. V. Multi-valued integrals of geodesic flows. (English) Zbl 1059.53502 Russ. J. Math. Phys. 6, No. 2, 244-245 (1999). MSC: 53D25 53C22 PDF BibTeX XML Cite \textit{V. V. Ten}, Russ. J. Math. Phys. 6, No. 2, 244--245 (1999; Zbl 1059.53502)
Zobin, N. Jordan decomposition. II: Analytic approach. (English) Zbl 1060.47501 Russ. J. Math. Phys. 6, No. 2, 235-243 (1999). MSC: 47A70 15A21 PDF BibTeX XML Cite \textit{N. Zobin}, Russ. J. Math. Phys. 6, No. 2, 235--243 (1999; Zbl 1060.47501)
Suslina, T. A. Spectral asymptotics of variational problems with elliptic constraints in domains with piecewise smooth boundary. (English) Zbl 1059.35520 Russ. J. Math. Phys. 6, No. 2, 214-234 (1999). MSC: 35P20 47F05 PDF BibTeX XML Cite \textit{T. A. Suslina}, Russ. J. Math. Phys. 6, No. 2, 214--234 (1999; Zbl 1059.35520)
Nazaikinskii, V. E. Semiclassical Lefschetz formulas on smooth and singular manifolds. (English) Zbl 1059.58503 Russ. J. Math. Phys. 6, No. 2, 202-213 (1999). MSC: 58J20 58J40 81Q20 PDF BibTeX XML Cite \textit{V. E. Nazaikinskii}, Russ. J. Math. Phys. 6, No. 2, 202--213 (1999; Zbl 1059.58503)
Kondrat’ev, V. A. Completeness of the systems of root functions of elliptic operators in Banach spaces. (English) Zbl 1059.35519 Russ. J. Math. Phys. 6, No. 2, 194-201 (1999). MSC: 35P10 35J15 47F05 PDF BibTeX XML Cite \textit{V. A. Kondrat'ev}, Russ. J. Math. Phys. 6, No. 2, 194--201 (1999; Zbl 1059.35519)
Egorov, Yu. V. Necessary optimality conditions for control problems. (English) Zbl 1059.49503 Russ. J. Math. Phys. 6, No. 2, 174-193 (1999). MSC: 49K27 49K15 49K20 PDF BibTeX XML Cite \textit{Yu. V. Egorov}, Russ. J. Math. Phys. 6, No. 2, 174--193 (1999; Zbl 1059.49503)
Dobrokhotov, S. Yu. Hugoniot-Maslov chains for solitary vortices of the shallow water equations. I: Derivation of the chains for the case of variable Coriolis forces and reduction to the Hill equation. (English) Zbl 1059.76506 Russ. J. Math. Phys. 6, No. 2, 137-173 (1999). MSC: 76B47 35Q35 35Q51 76B15 76U05 86A10 PDF BibTeX XML Cite \textit{S. Yu. Dobrokhotov}, Russ. J. Math. Phys. 6, No. 2, 137--173 (1999; Zbl 1059.76506)
Baklouti, A. Harmonic analysis on differential operators on nilpotent homogeneous spaces. (English) Zbl 1065.22500 Russ. J. Math. Phys. 6, No. 2, 125-136 (1999). MSC: 22E30 22E27 43A85 PDF BibTeX XML Cite \textit{A. Baklouti}, Russ. J. Math. Phys. 6, No. 2, 125--136 (1999; Zbl 1065.22500)