Shtern, A. I. Winding number of a plane \(L^ \infty\) curve and index of the corresponding Toeplitz operator. (English) Zbl 1059.47504 Russ. J. Math. Phys. 6, No. 3, 373-374 (1999). MSC: 47B35 46E99 PDFBibTeX XMLCite \textit{A. I. Shtern}, Russ. J. Math. Phys. 6, No. 3, 373--374 (1999; Zbl 1059.47504) Full Text: DOI
Dmitruk, A. V. Quadratic sufficient conditions for strong minimality of abnormal sub-Riemannian geodesics. (English) Zbl 1059.53501 Russ. J. Math. Phys. 6, No. 3, 363-372 (1999). MSC: 53C17 53C22 PDFBibTeX XMLCite \textit{A. V. Dmitruk}, Russ. J. Math. Phys. 6, No. 3, 363--372 (1999; Zbl 1059.53501)
Zuluaga, M. A nonlinear undecoupling elliptic system at resonance. (English) Zbl 1059.35507 Russ. J. Math. Phys. 6, No. 3, 353-362 (1999). MSC: 35J60 35B34 35J55 35J65 PDFBibTeX XMLCite \textit{M. Zuluaga}, Russ. J. Math. Phys. 6, No. 3, 353--362 (1999; Zbl 1059.35507)
Tulovsky, V. Generalized Fourier transform and Maslov’s canonical operator. (English) Zbl 1059.35501 Russ. J. Math. Phys. 6, No. 3, 331-352 (1999). MSC: 35A22 35E20 35G20 46N20 47N20 PDFBibTeX XMLCite \textit{V. Tulovsky}, Russ. J. Math. Phys. 6, No. 3, 331--352 (1999; Zbl 1059.35501)
Lazhari, M. N. Range spaces and inversion formulas for the exponential Radon transform and its dual. (English) Zbl 1059.44500 Russ. J. Math. Phys. 6, No. 3, 314-330 (1999). MSC: 44A12 PDFBibTeX XMLCite \textit{M. N. Lazhari}, Russ. J. Math. Phys. 6, No. 3, 314--330 (1999; Zbl 1059.44500)
Dobrokhotov, S. Yu. Hugoniot-Maslov chains for solitary vortices of the shallow water equations. II: The analysis of solutions of the truncated chain and an approximate description of possible trajectories of mesoscale vortices (typhoons). (English) Zbl 1060.76533 Russ. J. Math. Phys. 6, No. 3, 282-313 (1999). MSC: 76B25 76B47 86A10 PDFBibTeX XMLCite \textit{S. Yu. Dobrokhotov}, Russ. J. Math. Phys. 6, No. 3, 282--313 (1999; Zbl 1060.76533)
Agranovich, M. S.; Amosov, B. A.; Levitin, M. Spectral problems for the Lamé system with spectral parameter in boundary conditions on smooth or nonsmooth boundary. (English) Zbl 1059.74504 Russ. J. Math. Phys. 6, No. 3, 247-281 (1999). MSC: 74B05 35J99 35S99 74H45 PDFBibTeX XMLCite \textit{M. S. Agranovich} et al., Russ. J. Math. Phys. 6, No. 3, 247--281 (1999; Zbl 1059.74504)