Showing 1,521 - 1,540 results of 10,747 for search 'construction problems', query time: 0.15s Refine Results
  1. 1521

    THIN PLATE EFFECT ON STRESS INTENSITY FACTOR IN PROBLEMS ON TRANSVERSE CRACK IN HALF-PLANE AND STRIPE by Boris Vladimirovich Sobol, Alexander Alexandrovich Krasnoshchekov

    Published 2013-09-01
    “…In various ranges of the geometrical and physical problem parameters, solutions to the described above integral equation are constructed by small parameter and collocation methods. …”
    Get full text
    Article
  2. 1522
  3. 1523

    Eigenvalues of a Class of Singular Boundary Value Problems of Impulsive Differential Equations in Banach Spaces by Daliang Zhao, Yansheng Liu

    Published 2014-01-01
    “…This paper is devoted to investigating the eigenvalue problems of a class of nonlinear impulsive singular boundary value problem in Banach spaces: μx′′+f(t,x)=0,t∈(0,1),t≠ti; Δx|t=ti=αix(ti-0),i=1,2,…,k;ax(0)-bx′(0)=θ;cx(1)+dx′(1)=θ, where θ denotes the zero element of Banach space, Δx|t=ti=x(ti+0)-x(ti-0), αi>-1, a,b,c,d∈R+,γ=ac+ad+bc>0, μ is a parameter, and f(t,x) may be singular at t=0,1 and x=θ. …”
    Get full text
    Article
  4. 1524

    On the boundary integral equation method of solving boundary value problems for the two dimensional Laplace equation by Yu. M. Sybil

    Published 2024-09-01
    “…We suppose also that solutions of some of these boundary problems are unbounded at infinity. Interior and exterior Dirichlet and Neumann boundary value problems for Laplace equation are restrictions of the solutions os more general this transmission problems. …”
    Get full text
    Article
  5. 1525
  6. 1526

    Numerical Study of an Initial-Boundary Value Neumann Problem for a Singularly Perturbed Parabolic Equation by L. P. Shishkina

    Published 2016-10-01
    “…The use of a special difference scheme on Shishkin grid which is a piecewise-uniform mesh with respect to x condensing in neighborhoods of boundary layers and a uniform mesh in t, constructed by using monotone grid approximations of the differential problems, allows us to find a numerical solution of this problem convergent in the maximum norm ε-uniformly. …”
    Get full text
    Article
  7. 1527
  8. 1528

    The Sea-Based Waste Collection Routing Problem Using a Novel Value Recovery Function by Ricardo C. Alindayu II, Jayne Lois San Juan, Charlle L. Sy

    Published 2024-12-01
    “…A modified ant colony optimization algorithm was constructed to arrive at near-optimal solutions within a reasonable computing time given the problem’s NP-hard nature. …”
    Get full text
    Article
  9. 1529

    A Surrogate-Assisted Gray Prediction Evolution Algorithm for High-Dimensional Expensive Optimization Problems by Xiaoliang Huang, Hongbing Liu, Quan Zhou, Qinghua Su

    Published 2025-03-01
    “…The performance of SAGPE is tested on eight common benchmark functions and a speed reducer design problem. The optimization results are compared with existing algorithms and show that SAGPE has significant performance advantages in terms of convergence speed and solution accuracy.…”
    Get full text
    Article
  10. 1530

    Problems with Missing Tricomi Condition and Analog of Frankl Condition for One Class of Mixed Type Equations by Assel Makulbay, Mirakhmat Mirsaburov, Abdumauvlen Berdyshev, Gulbakhor Mirsaburova

    Published 2025-06-01
    “…Non-standard approaches are applied here in constructing the solution algorithm. Through successive applications of the theory of singular integral equations and then the Wiener–Hopf equation theory, the non-standard singular Tricomi integral equation is reduced to a Fredholm integral equation of the second kind, the unique solvability of which follows from the uniqueness theorem for the problem.…”
    Get full text
    Article
  11. 1531

    Dynamic Analysis and FPGA Implementation of New Chaotic Neural Network and Optimization of Traveling Salesman Problem by Li Cui, Chaoyang Chen, Jie Jin, Fei Yu

    Published 2021-01-01
    “…Finally, an energy function was constructed to optimize the calculation based on the CNN in order to provide a new approach to solve the TSP problem.…”
    Get full text
    Article
  12. 1532
  13. 1533

    Effect of Aerobic Exercise on Psychological Problems of Female Students with Premenstrual Syndrome in Imo State, Nigeria by Jane Ekwutosi Iheka

    Published 2025-06-01
    “…A Premenstrual Symptom Screening Tool (PSST) was used to diagnose Premenstrual Syndrome among the participants. A self-constructed instrument titled ‘Students Psychological Problems Scale’ (SPPS) with 20 items was utilized for the study. …”
    Get full text
    Article
  14. 1534

    Existence and Stability of the Periodic Solution with an Interior Transitional Layer in the Problem with a Weak Linear Advection by Nikolay N. Nefedov, Egor Ig. Nikulin

    Published 2018-02-01
    “…In the paper, we study a singularly perturbed periodic in time problem for the parabolic reaction-advection-diffusion equation with a weak linear advection. …”
    Get full text
    Article
  15. 1535
  16. 1536

    Multi-Criteria Decision Analysis for Sustainable Medicinal Supply Chain Problems with Adaptability and Challenges Issues by Alaa Fouad Momena, Kamal Hossain Gazi, Sankar Prasad Mondal

    Published 2025-02-01
    “…<i>Results:</i> The subscript degree function (SDF) and deviation degree function (DDF) are introduced to evaluate the crisp value of the PLTSs. An MSC model is constructed to optimize the sustainable medicinal supply chain and overcome various barriers to MSC problems. …”
    Get full text
    Article
  17. 1537

    Multi-criteria vehicle routing problem for a real-life parcel locker-based delivery by Radosław Idzikowski, Jarosław Rudy, Michał Jaroszczuk

    Published 2025-07-01
    “…The problem is formulated and two optimization criteria are defined. …”
    Get full text
    Article
  18. 1538

    NUMERICAL SIMULATION OF ELECTRICAL IMPEDANCE TOMOGRAPHY PROBLEM AND STUDY OF APPROACH BASED ON FINITE VOLUME METHOD by Ye. S. Sherina, A. V. Starchenko

    Published 2014-08-01
    “…The calculated potential distribution with the assumed initial conductivity distribution has been compared to the analytical solution of a test Neumann boundary problem and to the results of problem simulation by means of ANSYS FLUENT commercial software. …”
    Get full text
    Article
  19. 1539
  20. 1540

    A Multi-Surrogate Assisted Multi-Tasking Optimization Algorithm for High-Dimensional Expensive Problems by Hongyu Li, Lei Chen, Jian Zhang, Muxi Li

    Published 2024-12-01
    “…However, real-world problems are usually complex and characterized by a variety of features. …”
    Get full text
    Article