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Found 342 Documents (Results 1–100)

Convergence of Fourier series with respect to general orthonormal systems. (English. Russian original) Zbl 1353.42021

Math. Notes 99, No. 4, 603-607 (2016); translation from Mat. Zametki 99, No. 4, 618-622 (2016).
MSC:  42C05 42B05
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The Fourier coefficients of functions with bounded variation. (English. Russian original) Zbl 1288.42006

Russ. Math. 57, No. 8, 10-19 (2013); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2013, No. 8, 14-23 (2013).
MSC:  42C10 42A16
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The absolute convergence of the Fourier-Haar series for two-dimensional functions. (English. Russian original) Zbl 1157.42308

Russ. Math. 52, No. 5, 9-19 (2008); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2008, No. 5, 14-25 (2008).
MSC:  42C10
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Operator method for solution of PDEs based on their symmetries. (English) Zbl 1100.35005

Alpay, Daniel (ed.) et al., Operator theory, systems theory and scattering theory: multidimensional generalizations. Basel: Birkhäuser (ISBN 3-7643-7212-5/hbk). Operator Theory: Advances and Applications 157, 107-137 (2005).
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Analytic methods in the theory of differential and pseudo-differential equations of parabolic type. (English) Zbl 1062.35003

Operator Theory: Advances and Applications 152. Basel: Birkhäuser (ISBN 3-7643-7115-3/hbk). ix, 387 p. (2004).
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Game problems for evolutionary equations of fractional order. (Russian) Zbl 1104.49031

Ukrainian mathematical congress – 2001, Kiev, Ukraine, August 21–23, 2001. Proceedings. Section 13. Mathematical control theory. Kyïv: Instytut Matematyky NAN Ukraïny (ISBN 966-02-2941-0). 103-115 (2003).
MSC:  49N70 91A23 91A24
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Control game problems for quasilinear systems with Riemann-Liouville fractional derivatives. (English. Russian original) Zbl 1117.91012

Cybern. Syst. Anal. 37, No. 6, 836-864 (2001); translation from Kibern. Sist. Anal. 2001, No. 6, 66-99 (2001).
MSC:  91A23 26A33
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Generalized Mittag-Leffler matrix functions in game problems for evolutionary equations of fractional order. (English. Russian original) Zbl 1007.91010

Cybern. Syst. Anal. 36, No. 3, 315-338 (2000); translation from Kibern. Sist. Anal. 2000, No. 3, 3-32 (2000).
MSC:  91A25
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On the integral representation of solutions of Kolmogorov-type degenerate equations with \(\vec{2b}\)-parabolic part with respect to the main group of variables. (English. Russian original) Zbl 1195.35165

Differ. Equ. 36, No. 5, 717-727 (2000); translation from Differ. Uravn. 36, No. 5, 647-655 (2000).
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Dynamic game problems of approach for fractional-order equations. (English. Russian original) Zbl 1032.91029

Ukr. Math. J. 52, No. 11, 1787-1806 (2000); translation from Ukr. Mat. Zh. 52, No. 11, 1566-1583 (2000).
MSC:  91A22 26A33
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On the Cauchy problem for degenerate Kolmogorov type equations with \(2\overarrow b\)-parabolic part with respect to the main group of variables. (English. Russian original) Zbl 0963.35076

Differ. Equ. 36, No. 4, 587-599 (2000); translation from Differ. Uravn. 36, No. 4, 527-536 (2000).
MSC:  35K45 35A05 35K30
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On solutions of parabolic equations from families of Banach spaces dependent on time. (English) Zbl 0956.35061

Adamyan, V. M. (ed.) et al., Differential operators and related topics. Proceedings of the Mark Krein international conference on operator theory and applications, Odessa, Ukraine, August 18-22, 1997. Volume I. Basel: Birkhäuser. Oper. Theory, Adv. Appl. 117, 111-125 (2000).
MSC:  35K30 35K65 35A05
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Calculus of variations and optimal control. Technion 1998. Selected papers of the international conference on the calculus of variations and related topics held at Technion - Israel Institute of Technology, Haifa, Israel, March 25–31, 1998, vol.II. (English) Zbl 0921.00020

Chapman & Hall/CRC Research Notes in Mathematics. 411. Boca Raton, FL: Chapman & Hall. 269 p. (2000).
MSC:  00B25 49-06 93-06
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Calculus of variations and differential equations. Technion 1998. Selected papers of the international conference on the calculus of variations and related topics held at Technion - Israel Institute of Technology, Haifa, Israel, March 25–31, 1998, vol.I. (English) Zbl 0921.00022

Chapman & Hall/CRC Research Notes in Mathematics. 410. Boca Raton, FL: Chapman & Hall. 258 p. (2000).
MSC:  00B25 49-06 35-06
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\(2b\)-parabolic equations with degeneration in some of the variables. (English. Russian original) Zbl 1001.35075

Dokl. Math. 57, No. 3, 384-386 (1998); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 360, No. 3, 303-305 (1998).
MSC:  35K65 35A08 35C15
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On fundamental solutions of the Cauchy problem for degenerate equations of the Kolmogorov type with \(2b\)-parabolic part with respect to the main group of variables. (English. Russian original) Zbl 0954.35009

Differ. Equations 34, No. 11, 1537-1546 (1998); translation from Differ. Uravn. 34, No. 11, 1536-1545 (1998).
MSC:  35A08 35G25 35K65
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The \(L_p\)-theory of a class of nonlocal parabolic boundary problems. (English. Russian original) Zbl 0984.35074

Dokl. Math. 56, No. 2, 716-719 (1997); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 356, No. 4, 445-448 (1997).
MSC:  35K35 35A05
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Fundamental solutions of parabolic equations under large time. (English) Zbl 0880.35006

Demuth, Michael (ed.) et al., Differential equations, asymptotic analysis, and mathematical physics. Papers associated with the international conference on partial differential equations, Potsdam, Germany, June 29–July 2, 1996. Akademie Verlag: Akademie Verlag. Math. Res. 100, 85-97 (1997).
MSC:  35A08 35K45
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Theorems related to the asymptotic proximity of fundamental solutions to parabolic equations. (English. Russian original) Zbl 0900.35010

Dokl. Math. 52, No. 2, 237-240 (1995); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 344, No. 5, 586-589 (1995).
MSC:  35A08 35K15 35B40
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On positive solutions of second-order quasilinear elliptic equations. (English. Russian original) Zbl 0829.35037

Russ. Acad. Sci., Dokl., Math. 49, No. 1, 124-126 (1994); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 334, No. 4, 427-428 (1994).
MSC:  35J65 35B50
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On positive solutions of some quasilinear equations. (English. Russian original) Zbl 0831.35054

Russ. Acad. Sci., Dokl., Math. 48, No. 1, 80-84 (1994); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 331, No. 3, 278-280 (1993).
MSC:  35J60 35B99
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Optimization and nonlinear analysis. Proceedings of a binational workshop, held at Technion City, Haifa, Israel, 21-27 March 1990. (English) Zbl 0745.00050

Pitman Research Notes in Mathematics Series. 244. Harlow, New York: Longman Scientific & Technical, John Wiley & Sons. 317 p. (1992).
MSC:  00B25 49-06
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Properties of solutions of second order parabolic equations with lower order terms. (English. Russian original) Zbl 0783.35023

Trans. Mosc. Math. Soc. 1993, 101-137 (1993); translation from Tr. Mosk. Mat. O.-va 54, 118-159 (1992).
MSC:  35K10 35J15 35A08
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Uniqueness of solution of boundary-value problems for the biharmonic equation. (English. Russian original) Zbl 0707.31004

Ukr. Math. J. 42, No. 4, 507-510 (1990); translation from Ukr. Mat. Zh. 42, No. 4, 572-575 (1990).
MSC:  31A30 31A25 35J40
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Stabilization of the solutions of boundary-value problems for the multidimensional heat-conduction equation. (English. Russian original) Zbl 0689.35007

Ukr. Math. J. 41, No. 3, 290-296 (1989); translation from Ukr. Mat. Zh. 41, No. 3, 327-334 (1989).
MSC:  35B35 35K20
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Description of all finite-dimensional real representations of groups containing an infinite cyclic subgroup of finite index. (English. Russian original) Zbl 0669.16010

Transl., Ser. 2, Am. Math. Soc. 144, 17-29 (1989); translation from Publ. Math. 31, 133-144 (1984).
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On modules over group algebras of groups containing an infinite cyclic subgroup of finite index. (English. Russian original) Zbl 0669.16009

Transl., Ser. 2, Am. Math. Soc. 144, 1-16 (1989); translation from Stud. Sci. Math. Hung. 16, 455-470 (1981).
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On a multidimensional version of a problem of A. N. Tikhonov. (English. Russian original) Zbl 0699.35019

Sov. Math., Dokl. 37, No. 2, 518-521 (1988); translation from Dokl. Akad. Nauk SSSR 299, No. 5, 1056-1059 (1988).
Reviewer: István Ecsedi
MSC:  35B35 35K05 35K20
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