Recent Submissions

  • Quality properties of linear and nonlinear abstract Schrˆdinger equations and applications 

    Shakhmurov, Veli (4. International Palandöken Scientific Studies Congress, 2022)
    In this talk, we consider the integral problem for linear abstract Schrödinger equation and nonlinear abstract Schrˆdinger (NLAS) equation.
  • Nonlocal abstract Stokes equations and applications 

    Shakhmurov, Veli (9th International Congress of Fundamental and Applied Sciences (ICFAS 2022), 2022)
    In this talk, the Cauchy problem for the stationary and instationary nonlocal imcompressible abstract Stokes equations are considered. The equation involve the the convolution term and abstract operator in a Banach space ...
  • Cauchy problem for nonlocal abstract Stokes equations and applications 

    Shakhmurov, Veli (Sixth International Conference on Analysis and Applied Mathematics (ICAAM 2022), 2022)
  • Kinetic maximal LP regularity for nonlocal Kolmogorov equation and application 

    Shakhmurov, Veli (7. Uluslararası Erciyes Bilimsel Araştırmalar Kongresi, 2022)
    We study the linear and nonlinear nonlocal abstract Kolmogorov equations. The equations includes the abstract operator A in a Banach space E. Here,the kinetic maximal L2-regularity for the linear equat¨on is derived in ...
  • Shift scheduling optimization: a real-life underground transportation example 

    Öztürk, Hafsa Nur; Atmaca, H. Ediz; Erdoğan Akbulut, Hatice; Aktaş, Esra (2nd International Conference on Applied Engineering and Natural Sciences, 2022)
    Personnel scheduling is basically a type of scheduling that determines which employee will work and when, taking into account the needs of the industry and employees. Personnel scheduling is intertwined with shift scheduling ...
  • Determining the customer satisfaction index for civil aviation organizations based on fuzzy logic and servqual method 

    Şimşek, Hakan; Güvendiren, İrem; Sarı, Şevval (International Capital Conference on Multidisciplinary Scientific Research, 2022)
    The aviation sector in Türkiye is one of the sectors with the highest growth rate. Competition in the aviation industry in recent years has greatly affected the activities of businesses. For businesses to survive in the ...
  • Determining the quality index of online shopping websites by using fuzzy logic 

    Şimşek, Hakan; Güvendiren, İrem (6th International New York Conference on Evolving Trends in Interdisciplinary Research and Practices, 2022)
    Online shopping is a platform of e-commerce allowing consumers to purchase goods or services directly from a seller over the Internet using a web browser or a mobile application. Due to Covid-19 pandemic, almost every ...
  • Hemşire çizelgeleme problemi ve optimzasyonları 

    Bahşi, Nurhayat; Ülgen, Semail; Dorum, Ali Engin (41. Yöneylem Araştırması ve Endüstri Mühendisliği Ulusal Kongresi, 2022)
    Çalışanlar için çizelgeleme sorununun ilk geliştirilip uygulanmasından itibaren, çalışan verimliliği, maliyet düşürme vb. alanlarda önemli başarılar elde edilmiştir. Bu alanda sıklıkla çalışılan hemşire çizelgeleme problemleri ...
  • On some Ricci curvature tensors in Finsler geometry 

    Sengelen Sevim, Esra; Shen, Zhongmin; Ülgen, Semail (4th International Conference on Applied Engineering and Natural Sciences, 2022)
    In this paper we discuss several Ricci curvature tensors and their relationship with the Ricci curvature and some non-Riemannian quantities. By these Ricci curvature tensors, we shall have a better understanding on the ...
  • Optimizing the liver/kidney organ donation waiting list in Antalya using maxsat and graph model 

    Ülgen, Semail; Yangın, Elifnaz (International Conference on Industrial Engineering and Operations Management, 2022)
    Organ transplantation has become an increasing need in the world and in our country. Organ transplantation is completed by taking healthy and matched organs from living or cadaver donors and transplanting them to the ...
  • Tarımda su tasarrufu sağlayan sulama aparatının geliştirilmesi 

    Ülgen, Semail; Aydınşakir, Köksal; Kayhan, Merve; Aktaş, Ümmiye; Doğan, Berfin; Ödemiş, Eşe Nur (41. Yöneylem Araştırması ve Endüstri Mühendisliği Ulusal Kongresi, 2022)
    Küresel ısınma su kaynaklarının önemini artırmaktadır. İklim değişikliği nedeniyle su kaynaklarındaki azalmanın, tarımsal üretim üzerinde olumsuz bir etkisi bulunmaktadır. Ülkemizde kullanılan toplam suyun yaklaşık %74'ü ...
  • On Ricci-quadratic Finsler metrics 

    Sengelen Sevim, Esra; Shen, Zhongmin; Ülgen, Semail (4th International Conference on Applied Engineering and Natural Sciences, 2022)
    In this paper, the Ricci curvature is defined for sprays on a manifold and every spray with a volume form on a manifold can be deformed to a projective spray. The quadratic Ricci curvature of a projective spray is called ...
  • On a class of Ricci quadratic Finsler metrics 

    Gabrani, Mehran; Sengelen Sevim, Esra; Ülgen, Semail (4th International Conference on Applied Engineering and Natural Sciences, 2022)
    In this paper, we study a class of Finsler warped product metrics with quadratic Ricci curvature. This class is characterized by a partial differential equation. In particular, we obtain a special class of Finsler warped ...
  • Regularity properties of nonlocal fractional differential equations and applications 

    Shakhmurov, Veli (Georgian Mathematical Journal, 2022)
    The regularity properties of nonlocal fractional elliptic and parabolic equations in vector-valued Besov spaces are studied. The uniform Bsp,q -separability properties and sharp resolvent estimates are obtained for abstract ...
  • The Lp -regularity properties of nonlocal wave equations and applications 

    Shakhmurov, Veli (International Journal of Mathematics, 2022)
    In this paper, the Cauchy problem for linear and nonlinear wave equations is studied. The equation involves abstract operator A in a Banach space E and convolution terms. Here, assuming enough smoothness on the initial ...
  • The regularity properties and blow-up of solutions for nonlocal wave equations and applications 

    Shakhmurov, Veli; Shahmurov, Rishad (Results in Mathematics, 2022)
    In this paper, the Cauchy problem for linear and nonlinear wave equations is studied.The equation involves an abstract operator A in a Hilbert space H and a convolution term. Here, assuming sufficient smoothness on the ...
  • The quality properties of integral type problems for wave equations and applications 

    Shakhmurov, Veli; Shahmurov, Rishad (Journal of Applied Mathematics and Physics, 2022)
    In this paper, the integral problem for linear and nonlinear wave equations is studied. The equation involves abstract operator A in Hilbert space H. Here, assuming enough smoothness on the initial data and the operators, ...
  • Nonlocal fractional elliptic equations and applications 

    Shakhmurov, Veli; Kurulay, Muhammet (Numerical Methods for Partial Differential Equations, 2022)
    The Lp-coercive properties of a nonlocal fractional ellip tic equation is studied. Particularly, it is proved that the fractional elliptic operator generated by this equation is sec torial in Lp space and also is a generator ...
  • The regularity properties and blow-up of the solutions for nonlocal general wave equations 

    Shakhmurov, Veli; Bayrak, Vural; Shahmurov, Rishad (Journal of Differential Equations, 2022)
    In this paper, the Cauchy problem for nonlocal linear and nonlinear wave equations are studied. The equations include the general differential operators. The existence, uniqueness, -regularity properties and blow-up at ...
  • On a non-Riemannian quantity of (α, β)-metrics 

    Ülgen, Semail (Sigma Journal of Engineering and Natural Sciences, 2022)
    In this paper, we study a non-Riemannian quantity χ-curvature of (α, β)-metrics, a special class of Finsler metrics with Riemannian metric α and a 1-form β. We prove that every (α, β)-metric has a vanishing χ-curvature ...

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