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Found 49 Documents (Results 1–49)

The Kadomtsev-Petviashvili equation in the neighborhood of a Morse critical point. (English. Russian original) Zbl 0903.35060

Dokl. Math. 53, No. 3, 458-461 (1996); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 348, No. 6, 749-751 (1996).
MSC:  35Q53 35L70
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On the convergence of difference schemes for differential equations with a fractional derivative. (English. Russian original) Zbl 0895.65037

Dokl. Math. 53, No. 3, 426-428 (1996); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 348, No. 6, 746-748 (1996).
Reviewer: S.G.Samko (Faro)
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Special selfadjoint extensions of Schrödinger differential operators by means of Feynman integrals. (English. Russian original) Zbl 0910.34071

Dokl. Math. 53, No. 3, 423-425 (1996); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 348, No. 6, 743-745 (1996).
MSC:  34L40 81S40 58D30
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An iteration procedure for constructing minimax and viscous solutions to Hamilton-Jacobi equations. (English. Russian original) Zbl 0902.35023

Dokl. Math. 53, No. 3, 416-419 (1996); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 348, No. 6, 736-739 (1996).
MSC:  35F20 35A35 49L25
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Limit cycles of autonomous systems. (English. Russian original) Zbl 0896.34018

Dokl. Math. 53, No. 3, 390-393 (1996); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 348, No. 5, 583-586 (1996).
MSC:  34C05 34C25 34A45
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Adaptive observers for nonlinear nonstationary dynamic systems. (English. Russian original) Zbl 0894.93010

Dokl. Math. 53, No. 3, 476-478 (1996); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 348, No. 4, 464-466 (1996).
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Nonperiodic motion that arises when nonlinear waves propagate in saturated porous media. (English. Russian original) Zbl 0926.74040

Dokl. Math. 53, No. 3, 445-449 (1996); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 348, No. 4, 459-463 (1996).
MSC:  74J10 76S05 35Q35
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Quasiclassical integral equations and the asymptotic behavior of solutions to the Korteweg-de Vries equation for large times. (English. Russian original) Zbl 0956.35114

Dokl. Math. 53, No. 3, 441-444 (1996); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 348, No. 4, 455-458 (1996).
MSC:  35Q53 37K15
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On the general theory of the integral operator equation of the dynamics of switching circuits. (English. Russian original) Zbl 0988.93511

Dokl. Math. 53, No. 3, 374-376 (1996); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 348, No. 4, 439-441 (1996).
MSC:  93C83 93C15
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Implicit expressibility in two-valued logic and cryptoisomorphisms of two-element algebras. (English. Russian original) Zbl 0896.06013

Dokl. Math. 53, No. 3, 366-368 (1996); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 348, No. 3, 299-301 (1996).
Reviewer: I.Strazdins (Riga)
MSC:  06E30 03G20 08A62
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The spectrum of the system of \(N\) bosons for \(N\to \infty\). (English. Russian original) Zbl 0898.47050

Dokl. Math. 53, No. 3, 434-437 (1996); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 348, No. 2, 169-172 (1996).
MSC:  47N50 81Q10 81Q20
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The Atiyah-Bott-Lefschetz fixed-point theorem in symplectic geometry. (English. Russian original) Zbl 0903.58052

Dokl. Math. 53, No. 3, 358-361 (1996); translation from Dokl. Akad. Nauk, Ross. Akad Nauk 348, No. 2, 165-168 (1996).
MSC:  58J20
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Hypergeometric functions and the Newton polytope associated with the action of the torus \((\mathbb C^*)\) on \(\bigwedge^ k\mathbb C^n\). (English. Russian original) Zbl 1066.33503

Dokl. Math. 53, No. 3, 348-351 (1996); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 348, No. 2, 155-158 (1996).
MSC:  33C70 14M25
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On the first boundary problem for a parabolic equation with a changing time direction. (English. Russian original) Zbl 0902.35064

Dokl. Math. 53, No. 3, 341-343 (1996); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 348, No. 1, 27-29 (1996).
MSC:  35K65 35M10 35K20
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On the uniqueness of the solution to the Gellerstedt problem for the general system of Chaplygin equations. (English. Russian original) Zbl 0901.35061

Dokl. Math. 53, No. 3, 339-340 (1996); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 348, No. 1, 25-26 (1996).
MSC:  35M10 35B45
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Closure of orbits and residual finiteness with respect to conjugacy of free amalgamated products. (English. Russian original) Zbl 0949.20500

Dokl. Math. 53, No. 3, 334-335 (1996); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 348, No. 1, 19-21 (1996).
MSC:  20E26 20E06
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Extending differentiable functions and quasiconformal mappings on Carnot groups. (English. Russian original) Zbl 0896.30017

MSC:  30C65 22E25
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A problem of the Riemann-Hilbert type for a nonregular system of partial differential equations. (English. Russian original) Zbl 0899.35043

Dokl. Math. 53, No. 3, 323-326 (1996); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 348, No. 1, 7-10 (1996).
MSC:  35K45 35A05
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