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  1. Integral Equations of Volterra Typewith Two Boundary and One Interior Singular Point

    Abstract

    Explicit solutions of model and nonmodel integral equations of Volterra type with two boundary and one interior singular point are obtained,...

    N. Rajabov, L. N. Rajabova in Differential Equations
    Article 01 September 2023
  2. On the GIT-Stability of Foliations of Degree 3 with a Unique Singular Point

    Abel Castorena, P. Rubí Pantaleón-Mondragón, Juan Vásquez Aquino in Bulletin of the Brazilian Mathematical Society, New Series
    Article Open access 22 December 2023
  3. Some novel analyses of the Caputo-type singular three-point fractional boundary value problems

    In this article, we consider singular three-point second-order boundary value problems in the sense of the Caputo fractional derivatives. We derive...

    R. Poovarasan, Pushpendra Kumar, ... V. Govindaraj in The Journal of Analysis
    Article 25 August 2023
  4. A Complete Classification on the Center-Focus Problem of a Generalized Cubic Kukles System with a Nilpotent Singular Point

    In this paper, we study the center-focus problem for a generalized cubic Kukles system with a nilpotent singular point, which consists of a cubic...

    Feng Li, Ting Chen, ... Pei Yu in Qualitative Theory of Dynamical Systems
    Article 22 September 2023
  5. Volterra-Type Integro-Differential Equations with Two-Point Singular Differential Operator

    Abstract

    First-order Volterra-type integro-differential equations with a two-point singular differential operator are considered. For this class of...

    S. K. Zarifzoda, T. K. Yuldashev, I. Djumakhon in Lobachevskii Journal of Mathematics
    Article 01 December 2021
  6. Graphical Portraits of the Solutions of Binary First Order Nonlinear Ordinary Differential Equation Near Their Singular Point

    This paper deals with the appropriate normal homeomorphic forms of a nonlinear binary first order ordinary differential equation (ODE) with smooth...
    Conference paper 2024
  7. Singular Value Decomposition

    Singular value decomposition is a fundamental result in linear algebra that has far-reaching applications in applied mathematics, statistics, and...
    Peter Zizler, Roberta La Haye in Linear Algebra in Data Science
    Chapter 2024
  8. A limiting analysis on regularization of singular SDP and its implication to infeasible interior-point algorithms

    We consider primal-dual pairs of semidefinite programs and assume that they are singular, i.e., both primal and dual are either weakly feasible or...

    Takashi Tsuchiya, Bruno F. Lourenço, ... Takayuki Okuno in Mathematical Programming
    Article Open access 07 November 2022
  9. Null Non-controllability for Singular and Degenerate Heat Equation with Double Singular Potential

    Initial boundary value problem for singular and degenerate heat equation with double singular potential is considered. Such problems appear in many...
    Conference paper 2023
  10. The Hilbert Problem in a Half-plane for Generalized Analytic Functions with a Super-singular Point on the Contour of the Boundary Condition

    Abstract

    In this paper, we study an inhomogeneous Hilbert boundary value problem with a finite index for one generalized Cauchy–Riemann equation with...

    P. L. Shabalin, E. N. Khasanova in Lobachevskii Journal of Mathematics
    Article 01 December 2023
  11. Reaction Forces of a Singular Pendulum

    Abstract

    In this paper, various types of  behavior of reaction forces and Lagrange multipliers for the motion of mechanical systems with a...

    Article 01 June 2022
  12. Sufficiency of weighted jets using Paunescu’s singular metric

    In this work we consider the Paunescu’s singular metric in the source to investigate the bi-Lipschitz and differential sufficiency in the set of...

    João Carlos Ferreira Costa, Marcelo José Saia, Carlos Humberto Soares Junior in Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A. Matemáticas
    Article 05 February 2024
  13. Galois covers of singular curves in positive characteristics

    We study the étale fundamental group of a singular reduced connected curve defined over an algebraically closed field of an arbitrary prime...

    Article 24 April 2024
  14. Coexistence of singular cycles in a class of three-dimensional piecewise affine systems

    Singular cycles (homoclinic orbits and heteroclinic cycles) play an important role in the study of chaotic dynamics of dynamical systems. This paper...

    Minghao Liu, Ruimin Liu, Tiantian Wu in Computational and Applied Mathematics
    Article 20 June 2024
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