Contents

Numerical Analysis and Applications

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Vol. 19, No. 1, 2026

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A New Subclass of H-Matrices and Their Schur Complement

Zhicai Guo, Shenghua Zou, and Jianping Wang p. 1  abstract

An Alternating Direction Implicit Spectral Method for Two-Dimensional Multi-Term Time-Space Fractional Diffusion-Wave Equations

Yong-Suk Kang, Chu-Myong Ri, and Chol-Guk Choe p. 8  abstract

Modeling of Seismic Wave Propagation in Poroelastic Clay Shale with Admixture

I.K. Khaidarov, B.Kh. Imomnazarov, A.A. Mikhailov, and I.K. Iskandarov p. 21  abstract

Stochastic Modeling of Population Dynamics Taking into Account Spatial Heterogeneity and Local Constraints on Reproduction of Individuals

K.K. Loginov, N.V. Pertsev, and V.A. Topchii p. 28  abstract

Investigation of Efficiency of Grid Approximation for Isotropic Random Field of the Optical Density of Media

G.Z. Lotova, G.A. Mikhailov, and S.A. Rozhenko p. 40  abstract

The Local Convergence of a Two-Step Combined Newton-Secant-Kurchatov Type Method under Two Different Continuity Conditions

Charmita Pradhan, Nishant Kumar, and J.P. Jaiswal p. 52  abstract

Algorithm for Numerical Solution of One-Dimensional Inverse Magnetotelluric Sounding Problem

S.N. Sklyar and O.B. Zabinyakova p. 64  abstract

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