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Fast enclosure for the minimal nonnegative solution to the nonsymmetric T-Riccati equation
A fast algorithm is proposed for numerically computing an interval matrix containing the minimal nonnegative solution to the nonsymmetric T-Riccati...
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Nonnegative solution of a class of double phase problems with logarithmic nonlinearity
This manuscript proves the existence of a nonnegative, nontrivial solution to a class of double-phase problems involving potential functions and...
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Maximally Аccretive and Nonnegative Extensions of a Nonnegative Linear Relation
In terms of spaces of boundary values, we formulate and prove criteria of maximal θ-accretivity and maximal nonnegativity for the proper extension of...
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Time-Weighted Nonnegative Bridge Index-Tracking Model and Its Application
AbstractWith the continuous development of fintech, there has been ongoing improvement in the methods used for compiling stock indexes. Index...
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Sobolev inequalities in manifolds with asymptotically nonnegative curvature
Using the ABP-method as in a recent work by Brendle (Commun Pure Appl Math 76:2192–2218, 2022), we establish some sharp Sobolev and isoperimetric...
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Qualitative properties of nonnegative solutions of some semilinear elliptic equations in cylindrical domains
In this paper, we study symmetry and monotonicity properties of nonnegative solutions of semilinear elliptic equations with mixed boundary conditions...
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Pseudolocality and completeness for nonnegative Ricci curvature limits of 3D singular Ricci flows
Lai (Geom Topol 25:3629–3690, 2021) used singular Ricci flows, introduced by Kleiner and Lott (Acta Math 219(1):65–134, 2017), to construct a...
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The logarithmic Sobolev inequality for a submanifold in manifolds with asymptotically nonnegative sectional curvature
In this note, we prove a logarithmic Sobolev inequality which holds for compact submanifolds without a boundary in manifolds with asymptotically...
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Differential Structure of Kähler Manifold with Almost Nonnegative Orthogonal Bisectional Curvature
In this short note, we suggest a definition of almost nonnegativity for orthogonal bisectional curvature and quadratic orthogonal bisectional...
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Nonnegative low rank tensor approximations with multidimensional image applications
The main aim of this paper is to develop a new algorithm for computing a nonnegative low rank tensor approximation for nonnegative tensors that arise...
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Stability Indicators of Nonnegative Matrices: Parametric and Sparse Cases
AbstractMethods for the algorithmic construction of stability indicators of nonnegative matrices is described, and the application of these...
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Low-rank nonnegative tensor approximation via alternating projections and sketching
We show how to construct nonnegative low-rank approximations of nonnegative tensors in Tucker and tensor train formats. We use alternating...
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Uniqueness and stability of nonnegative solutions for a class of nonpositone problems in a ball
In this article, we study the uniqueness and stability of nonnegative solutions for a class of semilinear elliptic problems in a ball, when the...
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Neural nonnegative matrix factorization for hierarchical multilayer topic modeling
We introduce a new method based on nonnegative matrix factorization, Neural NMF, for detecting latent hierarchical structure in data. Datasets with...
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Nonnegative weak solution for a periodic parabolic equation with bounded Radon measure
The purpose of this work is to study a class of periodic parabolic equations having a critical growth nonlinearity with respect to the gradient and...
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Compactness of sequences of warped product circles over spheres with nonnegative scalar curvature
Gromov and Sormani conjectured that a sequence of three dimensional Riemannian manifolds with nonnegative scalar curvature and some additional...
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Complete Self-similar Hypersurfaces to the Mean Curvature Flow with Nonnegative Constant Scalar Curvature
As is well known, self-similar solutions to the mean curvature flow, including self-shrinkers, translating solitons and self-expanders, arise...
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Dual Markov Chain and Dual Number Matrices with Nonnegative Standard Parts
We propose a dual Markov chain model to accommodate probabilities as well as perturbation, error bounds, or variances, in the Markov chain process....
