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  1. On unbounded solutions for differential equations with mean curvature operator

    We present necessary and sufficient conditions for the existence of unbounded increasing solutions to ordinary differential equations with mean...

    Zuzana Došlá, Mauro Marini, Serena Matucci in Czechoslovak Mathematical Journal
    Article Open access 06 September 2023
  2. Dominant subspaces of high-fidelity polynomial structured parametric dynamical systems and model reduction

    In this work, we investigate a model order reduction scheme for high-fidelity nonlinear structured parametric dynamical systems. More specifically,...

    Pawan Goyal, Igor Pontes Duff, Peter Benner in Advances in Computational Mathematics
    Article Open access 03 May 2024
  3. Data-Driven Operator Theoretic Methods for Phase Space Learning and Analysis

    This paper uses data-driven operator theoretic approaches to explore the global phase space of a dynamical system. We defined conditions for...

    Sai Pushpak Nandanoori, Subhrajit Sinha, Enoch Yeung in Journal of Nonlinear Science
    Article 05 October 2022
  4. On the space of initial values strictly satisfying the dominant energy condition

    The dominant energy condition imposes a restriction on initial value pairs found on a spacelike hypersurface of a Lorentzian manifold. In this...

    Jonathan Glöckle in Mathematische Annalen
    Article Open access 27 December 2022
  5. Three solutions for fractional elliptic systems involving ψ-Hilfer operator

    In this paper, using variational methods introduced in the previous study on fractional elliptic systems, we prove the existence of at least three...

    Rafik Guefaifia, Tahar Bouali, Salah Boulaaras in Boundary Value Problems
    Article Open access 18 January 2024
  6. The existence of solutions of operator equations in Fréchet Algebras and applications

    The paper examines fixed point outcomes for the two-variable operator F acting in Fréchet algebras. These results can be viewed as modifications of...

    Phuong Chi Kieu, Hoang Quan Pham, Hoai Vu Do in Rendiconti del Circolo Matematico di Palermo Series 2
    Article 21 February 2024
  7. HexDom: Polycube-Based Hexahedral-Dominant Mesh Generation

    In this paper, we extend our earlier polycube-based all-hexahedral mesh generation method to hexahedral-dominant mesh generation, and present the...
    Yuxuan Yu, Jialei Ginny Liu, Yongjie Jessica Zhang in Mesh Generation and Adaptation
    Chapter 2022
  8. Some Subclasses of Univalent Functions Associated with the k-Ruscheweyh Derivative Operator

    We investigate some subordination and other properties, as well as the inclusion relations for functions in certain subclasses of univalent functions...

    Article 01 June 2022
  9. Fitted operator method for parabolic singularly perturbed convection-diffusion problems via polynomial cubic spline

    This article introduces a new fitted operator method for singularly perturbed parabolic convection-diffusion having right boundary layer. We...

    Dagnachew Mengstie Tefera, Awoke Andargie Tiruneh, Getachew Adamu Derese in Journal of Applied Mathematics and Computing
    Article 14 June 2024
  10. tgEDMD: Approximation of the Kolmogorov Operator in Tensor Train Format

    Extracting information about dynamical systems from models learned off simulation data has become an increasingly important research topic in the...

    Marvin Lücke, Feliks Nüske in Journal of Nonlinear Science
    Article Open access 09 May 2022
  11. A formula for gap between \(\mathbb {K}\)-relatively bounded operator matrices in non-Archimedean Banach spaces

    To study the notion of gap between two operator matrices on non-Archimedean Banach spaces, it is natural to take stability of closedness for these...

    Article 06 September 2022
  12. Approximate Solution of a Dominant Singular Integral Equation with Conjugation

    We use the method of successive approximations and Faber polynomials to obtain an approximate solution of a dominant singular integral equation with...

    D. Pylak, P. Wójcik in Ukrainian Mathematical Journal
    Article 01 February 2022
  13. Some applications of third-order differential subordination for analytic functions involving k-Ruscheweyh derivative operator

    Making use of the differential subordination results of Antonino and Miller (Complex Var Elliptic Eq 56:439–454, 2011), we derive some applications...

    Tamer M. Seoudy in Afrika Matematika
    Article 04 April 2023
  14. Geometric properties of the meromorphic functions class through special functions associated with a linear operator

    According to the theory of regular geometric functions, the relevance of geometry to analysis is a critical feature. One of the significant tools to...

    F. Ghanim, Hiba F. Al-Janaby, Omar Bazighifan in Advances in Continuous and Discrete Models
    Article Open access 19 February 2022
  15. High order approximations of the operator Lyapunov equation have low rank

    We present a low-rank greedily adapted hp -finite element algorithm for computing an approximation to the solution of the Lyapunov operator equation....

    Luka Grubišić, Harri Hakula in BIT Numerical Mathematics
    Article Open access 07 April 2022
  16. Identifying native endemic plant species in Nilgiris using the interval type 2 q-rung orthopair fuzzy Bonferroni mean operator

    The Nilgiris biosphere reserve in the Western Ghats of South India is an International Biosphere Reserve. This paper focuses on the diversity of...

    K. Janani, A. Vignesh, ... R. Rakkiyappan in Computational and Applied Mathematics
    Article 23 January 2023
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