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221
On the approximation of solutions of one singular differential equation on the axis
Published 2022-12-01“…The weighted Sobolev space corresponding to the posed problem is determined. …”
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Global flows with invariant measures for the inviscid modified SQG equations
Published 2018“…For this family of equations we construct an invariant measure on a rough L[superscript 2]-based Sobolev space and establish the existence of solutions of arbitrarily large lifespan for initial data in a set of full measure in the rough Sobolev space.…”
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224
Expected integration approximation under general equal measure partition
Published 2024-02-01“…In this paper, we first use an L2−discrepancy bound to give the expected uniform integration approximation for functions in the Sobolev space H1(K) equipped with a reproducing kernel. …”
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225
Global stability solution of the 2D incompressible anisotropic magneto-micropolar fluid equations
Published 2022-09-01“…Our results reveal that any perturbations near a background magnetic field is globally stable in Sobolev space $ H^2({\mathbb{R}}^2) $.…”
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226
A Note on the Relaxation-Time Limit of the Isothermal Euler Equations
Published 2007-01-01“…We show that Coulombel-Goudon's results (2007) can hold in the <it>weaker</it> and <it>more general</it> Sobolev space of fractional order. The method of proof used is the Littlewood-Paley decomposition.…”
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227
The Boundary Value Problem of the Equations with Nonnegative Characteristic Form
Published 2010-01-01“…Then by using the inverse Hölder inequalities, we obtain the regularity of the weak solution in the anisotropic Sobolev space.…”
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228
Wavelets for nonuniform non-stationary MRA on $H^s(\mathbb{K})$
Published 2022-12-01“… In this paper, we are defined the nonuniform non-stationary multiresolution analysis (NUNSMRA) on Sobolev space over local fields ($H^s(\mathbb{K})$) and with help of NUNSMRA orthonormal wavelets are constructed. …”
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229
The Informational Complexity of Learning from Examples
Published 2004“…The tasks chosen vary from learning functions in a Sobolev space using radial basis function networks to learning grammars in the principles and parameters framework of modern linguistic theory. …”
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230
Functions of Bounded kth p-Variation and Continuity Modulus
Published 2015-01-01“…A scale of spaces exists connecting the class of functions of bounded kth p-variation in the sense of Riesz-Merentes with the Sobolev space of functions with p-integrable kth derivative. …”
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231
A randomized trapezoidal quadrature
Published 2021“…Indeed, we consider functions in some fractional Sobolev space. Various error bounds for the randomized rule are established while an error bound for classical trapezoidal quadrature is obtained for comparison. …”
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232
On a New Parabolic Sobolev Embedding Map
Published 2023-09-01“…The purpose of the present article is to provide a new parabolic Sobolev embedding map between a parabolic weighted Sobolev space and the space of square-integrable functions on a cylinder. …”
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233
The local strong solution and wave breaking feature to a Camassa–Holm type equation
Published 2023-02-01“…Certain estimates in Sobolev space, which are derived from the equation itself, are obtained. …”
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234
Bounded variation and the strength of Helly's selection theorem
Published 2014-12-01“…For this we utilize a new representation of this space intermediate between $L_1$ and the Sobolev space W1,1, compatible with the, so called, weak* topology. …”
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235
Resolvent estimates for elliptic systems in function spaces of higher regularity
Published 2011-08-01“…We consider parameter-elliptic boundary value problems and uniform a priori estimates in $L^p$-Sobolev spaces of Bessel potential and Besov type. The problems considered are systems of uniform order and mixed-order systems (Douglis-Nirenberg systems). …”
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236
On coercive variational integrals
Published 2016“…<p>It is well-known that sequential weak lower semicontinuity of a variational integral</p> <p>𝕱(u, Ω) = ∫Ω F (∇u(x)) dx</p> <p>on the Sobolev space W^1,p (Ω, ℝ^N) under a p-growth condition on the integrand F is equivalent to quasiconvexity in the sense of Morrey. …”
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237
Integration Processes of Delay Differential Equation Based on Modified Laguerre Functions
Published 2012-01-01“…Then we establish its global convergence in certain weighted Sobolev space. The proposed numerical integration processes can also be used for systems of delay differential equations. …”
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238
On nonlinear evolution variational inequalities involving variable exponent
Published 2013-12-01“…In this paper, we discuss a class of quasilinear evolution variational inequalities with variable exponent growth conditions in a generalized Sobolev space. We obtain the existence of weak solutions by means of penalty method. …”
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239
Existence of weak solutions for a nonuniformly elliptic nonlinear system in R^N
Published 2008-08-01“…We study the nonuniformly elliptic, nonlinear system $$displaylines{ - hbox{div}(h_1(x) abla u)+ a(x)u = f(x,u,v) quad ext{in } mathbb{R}^N,cr - hbox{div}(h_2(x) abla v)+ b(x)v = g(x,u,v) quad ext{in } mathbb{R}^N. }$$ Under growth and regularity conditions on the nonlinearities $f$ and $g$, we obtain weak solutions in a subspace of the Sobolev space $H^1(mathbb{R}^N, mathbb{R}^2)$ by applying a variant of the Mountain Pass Theorem.…”
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240
On the Morse–Sard property and level sets of Wn,1 Sobolev functions on ℝn
Published 2013“…We establish Luzin N and Morse–Sard properties for functions from the Sobolev space Wn,1(Rn). Using these results we prove that almost all level sets are finite disjoint unions of C1-smooth compact manifolds of dimension n - 1. …”
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