Optimal quadrature formulas for hypersingular integrals in the Sobolev space

Akhmedov, D.M., Avezov, A.Kh., Hakimova, I.K., Ахмедов, Д.М., Авезов, А.Х., Хакимова, И.К.

Ҳисоблаш ва амалий математика муаммолари · 2025-yil

Annotatsiya

The solution of the Cauchy problem for partial differential equations of hyperbolic type J. Hadamard led to singular integrals of a special form. Later they were called integrals in the sense of Hadamard, or Hadamard integrals. In addition to equations of the hyperbolic type, Hadamard integrals are widely used in the theory of elasticity, electrodynamics, aerodynamics, and a number of other important areas of mechanics and mathematical physics. The exact calculation of the Hadamard integrals is possible only in exceptional cases, so there is a need to develop approximate methods for calculating. In the present paper, we develop an optimal algorithm for the approximate calculation of the Hadamard integral for ???? = 3. Here we are engaged in finding the analytical form of the coefficients of the optimal quadrature formula.

Maqola ma’lumotlari
MualliflarAkhmedov, D.M., Avezov, A.Kh., Hakimova, I.K., Ахмедов, Д.М., Авезов, А.Х., Хакимова, И.К.
JurnalҲисоблаш ва амалий математика муаммолари
NashriyotТошкент ахборот технологиялари университети қошидаги, Ахборот-коммуникация технологиялари илмий-инновацион, маркази
ISSN2181-8460, 2181-046X
Nashr sanasi2025-01-03
Son4/2
Betlar24-32
TilIngliz
Ilmiy sohaFizika-matematika
Indeksga qo‘shilgan2026-08-27

Kalit so‘zlar

optimal quadrature formulas, the extremal function, Sobolev space, optimal coefficients, Hadamard type singular integral, оптимальные квадратурные формулы, экстремальная функция, пространство Соболева, оптимальные коэффициенты, сингулярный интеграл типа Адамара

Ilmiy soha

Iqtibos keltirish

APAAkhmedov, D.M., Avezov, A.Kh., Hakimova, I.K., Ахмедов, Д.М., Авезов, А.Х., & Хакимова, И.К. (2025). Optimal quadrature formulas for hypersingular integrals in the Sobolev space. Ҳисоблаш ва амалий математика муаммолари, (4/2), 24-32. https://journals.airi.uz/index.php/pvpm/article/view/60
GOST (OAK)Akhmedov, D.M. va b. Optimal quadrature formulas for hypersingular integrals in the Sobolev space // Ҳисоблаш ва амалий математика муаммолари. – 2025. – № 4/2. – P. 24-32.
MLAAkhmedov, D.M., Avezov, A.Kh., Hakimova, I.K., Ахмедов, Д.М., Авезов, А.Х., and Хакимова, И.К. “Optimal quadrature formulas for hypersingular integrals in the Sobolev space.” Ҳисоблаш ва амалий математика муаммолари, (4/2), 24-32, 2025. https://journals.airi.uz/index.php/pvpm/article/view/60
ChicagoAkhmedov, D.M., Avezov, A.Kh., Hakimova, I.K., Ахмедов, Д.М., Авезов, А.Х., and Хакимова, И.К. “Optimal quadrature formulas for hypersingular integrals in the Sobolev space.” Ҳисоблаш ва амалий математика муаммолари, (4/2), 24-32 (2025). https://journals.airi.uz/index.php/pvpm/article/view/60
HarvardAkhmedov, D.M., Avezov, A.Kh., Hakimova, I.K., Ахмедов, Д.М., Авезов, А.Х., and Хакимова, И.К (2025) ‘Optimal quadrature formulas for hypersingular integrals in the Sobolev space’, Ҳисоблаш ва амалий математика муаммолари, (4/2), 24-32. https://journals.airi.uz/index.php/pvpm/article/view/60
BibTeX
@article{akhmedovdm2025,
  title = {Optimal quadrature formulas for hypersingular integrals in the Sobolev space},
  author = {Akhmedov, D.M. and Avezov, A.Kh. and Hakimova, I.K. and Ахмедов, Д.М. and Авезов, А.Х. and Хакимова, И.К.},
  journal = {Ҳисоблаш ва амалий математика муаммолари},
  year = {2025},
  number = {4/2},
  pages = {24-32},
  url = {https://journals.airi.uz/index.php/pvpm/article/view/60}
}

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