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  1. Numerical study of two-parameter singularly perturbed problem in two dimensions on an exponentially graded mesh

    In this article, we construct a numerical method to solve a two-parameter singularly perturbed problem in two dimensions on a tensor product mesh of...

    Meenakshi Shivhare, Pramod Chakravarthy Podila in Computational and Applied Mathematics
    Article 25 February 2022

  2. Differential Equations

    Rate equations, like the SIR equations from Chapter 1, are often also called differential equations. Differential equations are essential tools in...
    Eric Stade, Elisabeth Stade in Calculus: A Modeling and Computational Thinking Approach
    Chapter 2023

  3. First Results for Planar Continuous Systems with Three Zones

    In this chapter, we consider Liénard systems with three linear zones ( 2.5 ) satisfying (...
    Enrique Ponce, Javier Ros, Elisabet Vela in Bifurcations in Continuous Piecewise Linear Differential Systems
    Chapter 2022

  4. GPU-native Dynamic Octree-based Grid Adaptation to Moving Bodies

    Abstract

    The present paper is devoted to the development of algorithms for dynamic grid adaptation to the geometry of an immersed moving rigid body...

    P. V. Pavlukhin, I. S. Menshov in Lobachevskii Journal of Mathematics
    Article 01 January 2024

  5. Constraint generation approaches for submodular function maximization leveraging graph properties

    Submodular function maximization is an attractive optimization model and also a well-studied problem with a variety of algorithms available....

    Eszter Csókás, Tamás Vinkó in Journal of Global Optimization
    Article 17 August 2023

  6. Arithmetic and Combinatorics of Recurrent Sequences

    Abstract

    The arithmetic properties of integer sequences responsible for the number of tiling rings divided into a finite number of identical cells...

    R. V. Urazbakhtin in Lobachevskii Journal of Mathematics
    Article 01 October 2023

  7. Sum of higher divisor function with prime summands

    Yuchen Ding, Guang-Liang Zhou in Czechoslovak Mathematical Journal
    Article 31 January 2023

  9. Predicting the Infection Level of COVID-19 Virus Using Normal Distribution-Based Approximation Model and PSO

    The infectious disease brought on by COVID-19 is the pandemic that has put the lives and economy of the entire planet in jeopardy. The only...
    Samar Wazir, Gautam Siddharth Kashyap, ... Alexander E. I. Brownlee in Mathematical Modeling and Intelligent Control for Combating Pandemics
    Chapter 2023

  10. Scheduling jobs with general linear deterioration to minimize total weighted number of late jobs

    This paper deals with a single-machine scheduling problem with a general linear deterioration effect. The goal is to determine the job schedule such...

    Yifu Feng, **n-Na Geng, ... Ji-Bo Wang in Optimization Letters
    Article 24 July 2023

  11. A Hierarchical Roofline-based Benchmarking System for Detecting Performance Bottlenecks in Modern Processors

    Abstract

    With the regular appearance of new multi-core processors, it is extremely important to detect strengths and weaknesses of developed hardware...

    I. V. Afanasyev, D. I. Lichmanov, V. V. Voevodin in Lobachevskii Journal of Mathematics
    Article 01 April 2022

  12. Output Feedback Sliding Mode Control for a Class of Uncertain Multivariable Systems with Unmatched Nonlinear Disturbances

    In this chapter, an output-feedback sliding mode (OFSM) controller for a class of multi-input-multi-output (MIMO) uncertain nonlinear systems is...
    Liu Hsu, Alessandro Jacoud Peixoto, ... Fernando Lizarralde in Advances in Variable Structure and Sliding Mode Control
    Chapter

  13. Equilateral triangles have minimal area and perimeter among all triangles containing a given circle in Hilbert planes

    In Hilbert’s absolute geometry, among all triangles containing a given circle, the least perimeter and the least area are attained by the equilateral...

    Aram Nazaryan in Journal of Geometry
    Article 31 August 2023

  14. An Econometric Analysis of Drawdown Based Measures

    In this chapter, we discuss two risk measures based on drawdown process and closely related to market crises: the drawdown of a fixed level and the...
    Guglielmo D’Amico, Bice Di Basilio, ... Fulvio Gismondi in Stochastic Processes, Statistical Methods, and Engineering Mathematics
    Conference paper 2022

  15. Systeme quadratischer Gleichungen

    Die einfachsten Gleichungssysteme mit zwei Unbekannten bestehen aus zwei linearen Gleichungen.
    Franz Lemmermeyer in Mathematik à la Carte – Babylonische Algebra
    Chapter 2022

  16. Upper Bounds for ‖A−1Q‖∞

    The paper suggests a general approach to deriving upper bounds for ‖ A −1 Q ‖ ∞ from those for ‖ A −1 ‖ ∞ for matrices A belonging to different subclasses of...

    L. Yu. Kolotilina in Journal of Mathematical Sciences
    Article 13 May 2023

  17. MIP Heuristics for a Resource Constrained Project Scheduling Problem with Workload Stability Constraints

    We address a variation of the multi-skill resource-constrained project scheduling problem motivated by the need to find a quality schedule for the...
    Igor Vasilyev, Ildar Muftahov, Anton V. Ushakov in Mathematical Optimization Theory and Operations Research
    Conference paper 2023

  18. Efficient smooth minorants for global optimization of univariate functions with the first derivative satisfying the interval Lipschitz condition

    In 1998, the paper Sergeyev (Math Program 81(1):127–146, 1998) has been published where a smooth piece-wise quadratic minorant has been proposed for...

    Mikhail A. Posypkin, Yaroslav D. Sergeyev in Journal of Global Optimization
    Article Open access 21 November 2022

  19. Approximation Algorithms for Two-Machine Proportionate Routing Open Shop on a Tree

    The routing open shop problem is a natural generalization of the open shop problem and the metric traveler salesman problem. Jobs are located at the...
    Ilya Chernykh, Olga Krivonogova, Anna Shmyrina in Mathematical Optimization Theory and Operations Research
    Conference paper 2023

  20. An artificial viscosity augmented physics-informed neural network for incompressible flow

    Physics-informed neural networks (PINNs) are proved methods that are effective in solving some strongly nonlinear partial differential equations...

    Yichuan He, Zhicheng Wang, ... Dawei Tang in Applied Mathematics and Mechanics
    Article Open access 22 June 2023
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