International Journal of Computer Mathematics, Volume 98, Issue 7 (2021)

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International Journal of Computer Mathematics, Volume 98, Issue 7 (2021)

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Original Articles

Article
Firefly optimization-based segmentation technique to analyse medical images of breast cancer
C. Kaushal, Kirti Kaushal & A. Singla
Pages: 1293-1308
Published online: 15 Sep 2020
AbstractforFirefly optimization-based segmentation technique to analyse medical images of breast cancer | Full Text | References | PDF (2.1 MB) | EPUB
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Article
Optimized pairs of multidimensional ERKN methods with FSAL property for multi-frequency oscillatory systems
Yonglei Fang & Xiong You
Pages: 1309-1326
Published online: 23 Sep 2020
AbstractforOptimized pairs of multidimensional ERKN methods with FSAL property for multi-frequency oscillatory systems | Full Text | References | PDF (2 MB) | EPUB
  • 56 Views
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Article
Methanol futures hedging with skewed normal distribution by copula method
Xing Yu, Xinxin Wang, Weiguo Zhang & Chengli Zheng
Pages: 1327-1348
Published online: 21 Sep 2020
AbstractforMethanol futures hedging with skewed normal distribution by copula method | Full Text | References | PDF (2.7 MB) | EPUB
  • 163 Views
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Article
A kind of operator regularization method for Cauchy problem of the Helmholtz equation in a multi-dimensional case
Shangqin He & Xiufang Feng
Pages: 1349-1364
Published online: 21 Sep 2020
AbstractforA kind of operator regularization method for Cauchy problem of the Helmholtz equation in a multi-dimensional case | Full Text | References | PDF (2.3 MB) | EPUB
  • 67 Views
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Article
Error estimates for Galerkin finite element approximations of time-fractional nonlocal diffusion equation
J. Manimaran & L. Shangerganesh
Pages: 1365-1384
Published online: 23 Sep 2020
AbstractforError estimates for Galerkin finite element approximations of time-fractional nonlocal diffusion equation | Full Text | References | PDF (2 MB) | EPUB
  • 191 Views
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Article
On the differential equations of recurrent neural networks
Chaouki Aouiti, Boulbaba Ghanmi & Mohsen Miraoui
Pages: 1385-1407
Published online: 21 Sep 2020
AbstractforOn the differential equations of recurrent neural networks | Full Text | References | PDF (1.8 MB) | EPUB
  • 249 Views
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Article
An efficient real representation method for least squares problem of the quaternion constrained matrix equation AXB + CY D = E
Fengxia Zhang, Musheng Wei, Ying Li & Jianli Zhao
Pages: 1408-1419
Published online: 23 Sep 2020
AbstractforAn efficient real representation method for least squares problem of the quaternion constrained matrix equation AXB + CY D = E | Full Text | References | PDF (1 MB) | EPUB | Supplemental
  • 154 Views
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Article
Convergence analysis of an L1-continuous Galerkin method for nonlinear time-space fractional Schrödinger equations
Mahmoud A. Zaky & Ahmed S. Hendy
Pages: 1420-1437
Published online: 25 Sep 2020
AbstractforConvergence analysis of an L1-continuous Galerkin method for nonlinear time-space fractional Schrödinger equations | Full Text | References | PDF (1.6 MB) | EPUB
  • 273 Views
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Article
Parallel multiplicative Schwarz preconditioner for solving nonselfadjoint elliptic problems
Ruyi Zhang & Shishun Li
Pages: 1438-1456
Published online: 29 Sep 2020
AbstractforParallel multiplicative Schwarz preconditioner for solving nonselfadjoint elliptic problems | Full Text | References | PDF (1.3 MB) | EPUB
  • 93 Views
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Article
Multiple rogue wave solutions for a variable-coefficient Kadomtsev–Petviashvili equation
Qingchen Lu, Onur Alp Ilhan, Jalil Manafian & Laleh Avazpour
Pages: 1457-1473
Published online: 27 Sep 2020
AbstractforMultiple rogue wave solutions for a variable-coefficient Kadomtsev–Petviashvili equation | Full Text | References | PDF (2.8 MB) | EPUB
  • 276 Views
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Reviews

Conservative difference scheme for fractional Zakharov system and convergence analysis
Yao Shi, Qiang Ma & Xiaohua Ding
Pages: 1474-1494
Published online: 25 Sep 2020
AbstractforConservative difference scheme for fractional Zakharov system and convergence analysis | Full Text | References | PDF (2 MB) | EPUB
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