Search Results - "Chernyavskaya, N. A."
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Stability and absolute stability of a three-point difference scheme
Published in Computers & mathematics with applications (1987) (01-03-2003)“…Consider a three-point difference scheme − h −2 Δ (2) y n + q n ( h) y n = f n ( h), n ϵ Z = {0, ±1, ±2, …}, where h ϵ (0, h 0], h 0 is a given positive…”
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Regularity of the inversion problem for the Sturm-Liouville difference equation III. A criterion for regularity of the inversion problem
Published in Journal of difference equations and applications (01-03-2005)“…We consider a difference equation where h 0 is a fixed positive number, We obtain necessary and sufficient conditions under which assertions (I) and (II) hold…”
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Regularity of the inversion problem for the Sturm-Liouville difference equation IV. Stability conditions for a three-point difference scheme with non-negative coefficients
Published in Journal of difference equations and applications (01-05-2005)“…Consider a three-point difference scheme where is a given positive number, Assume that the sequence satisfies the a priori condition We obtain criteria for the…”
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Regularity of the Inversion Problem for the Sturm–Liouville Difference Equation: II. Two-Sided Estimates for the Diagonal Value of the Green Function
Published in Journal of mathematical analysis and applications (15-02-2001)“…This is the second part of a study of the inversion for a Sturm–Liouville difference equation. Our main result consists in getting two-sided (sharp by order)…”
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Regularity of the Inversion Problem for the Sturm–Liouville Difference Equation: I. Representation of the Davies–Harrell Type for the Green Difference Function
Published in Journal of mathematical analysis and applications (01-06-2000)“…This is the first part of a study of the inversion for a Sturm–Liouville difference equation. The main results of the paper are a special representation for…”
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Necessary and sufficient conditions for solvability of the Hartman-Wintner problem for difference equations
Published in Journal of difference equations and applications (01-12-2008)“…The equation is viewed as a perturbation of the equation which does not oscillate at infinity. The sequences are assumed real, r n >0 for all n ≥ 0, the…”
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Reactions of dodecamethylcyclohexasilane and polydimethylsilane with metal chlorides
Published in Journal of organometallic chemistry (01-08-2003)“…The reactions of dodecamethylcyclohexasilane and high-molecular-weight polydimethylsilane with chlorides of I, II, IV–VI and VIII Group metals at high…”
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Correct solvability of the Sturm–Liouville equation with delayed argument
Published in Journal of Differential Equations (15-09-2016)“…We consider the equation(1)−y″(x)+q(x)y(x−φ(x))=f(x),x∈R where f∈C(R) and(2)0≤φ∈Cloc(R),1≤q∈Cloc(R). Here Cloc(R) is the set of functions continuous in every…”
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On the speed at which solutions of the Sturm–Liouville equation tend to zero
Published in Bollettino della Unione matematica italiana (2008) (01-11-2014)“…We consider the equation 1 - y ′ ′ ( x ) + q ( x ) y ( x ) = f ( x ) , x ∈ R . For a fixed p ∈ [ 1 , ∞ ) and for a correctly solvable Eq. ( 1 ) in L p ( R ) ,…”
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Bifunctional decamethylcyclohexasilanes X2Si6Me10 (X = Cl, H, or OH): molecular and crystal structures and mesomorphic properties
Published in Russian chemical bulletin (01-07-2005)Get full text
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AN EMBEDDING THEOREM
Published in Proceedings of the American Mathematical Society (01-09-2013)“…We consider a weighted space W 1 (2) (ℝ,q) of Sobolev type: ${\mathrm{W}}_{1}^{\left(2\right)}(\mathrm{\mathbb{R}},\mathrm{q})=\{\mathrm{y}\in…”
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Correct solvability, embedding theorems and separability for the Sturm–Liouville equation
Published in Bollettino della Unione matematica italiana (2008) (01-08-2015)“…For p ∈ [ 1 , ∞ ) , f ∈ L p ( R ) and 0 ≤ q ∈ L 1 loc ( R ) , we show that the weighted function space S p ( 2 ) ( R , q ) = y ∈ A C loc ( 1 ) ( R ) : ‖ y ′ ′…”
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Synthesis and mass spectrometric study of α,ω-diallylpermethyloligosilanes
Published in Russian chemical bulletin (01-10-2004)Get full text
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New cyclolinear permethyloligosilane-siloxanes
Published in Journal of organometallic chemistry (05-05-1999)“…α, ω-Bis(heptamethylcyclotetrasiloxanyloxy)oligodimethylsilanes have been synthesized by heterofunctional condensation of hydroxyheptamethylcyclotetrasiloxane…”
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Thermal and Thermal-Oxidation Stability of Permethylpolysilane-Siloxanes and Permethylpolyoxysilane
Published in Russian journal of applied chemistry (01-02-2004)Get full text
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Davies–Harrell representations, Otelbaev's inequalities and properties of solutions of Riccati equations
Published in Journal of mathematical analysis and applications (15-10-2007)“…We consider an equation (1) y ″ ( x ) = q ( x ) y ( x ) , x ∈ R , under the following assumptions on q: (2) 0 ⩽ q ∈ L 1 loc ( R ) , ∫ − ∞ x q ( t ) d t > 0 , ∫…”
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Synthesis of new cyclolinear permethyloligosilane-siloxanes
Published in Russian chemical bulletin (01-03-1998)Get full text
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ON THE ISSUE ABOUT LEVELS OF UNDERSTANDING OF A LITERARY TEXT
Published in Vestnik Samarskogo universiteta. Istorii͡a︡, pedagogika, filologii͡a (27-07-2018)“…In the article the problem of plurality of interpretations of a literary text is investigated. The article develops new aspects of typology of understanding,…”
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The structure and phase transitions of crystalline polydimethylsilane [Me2Si]n revisited
Published in Russian chemical bulletin (23-11-2014)“…The results of vibrational spectroscopy and X-ray diffraction obtained at the present level of the methods confirm the planar trans ( all -A) conformation of…”
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