Explicit stable finite difference methods for diffusion-reaction type equations

HK Jalghaf, E Kovács, J Majár, Á Nagy, AH Askar - Mathematics, 2021 - mdpi.com
By the iteration of the theta-formula and treating the neighbors explicitly such as the
unconditionally positive finite difference (UPFD) methods, we construct a new 2-stage …

New analytical results and comparison of 14 numerical schemes for the diffusion equation with space-dependent diffusion coefficient

M Saleh, E Kovács, IF Barna, L Mátyás - Mathematics, 2022 - mdpi.com
We examine the one-dimensional transient diffusion equation with a space-dependent
diffusion coefficient. Such equations can be derived from the Fokker–Planck equation and …

A Comparative Study of Explicit and Stable Time Integration Schemes for Heat Conduction in an Insulated Wall

H Kareem Jalghaf, I Omle, E Kovács - Buildings, 2022 - mdpi.com
Calculating heat transfer in building components is an important and nontrivial task. Thus, in
this work, we extensively examined 13 numerical methods to solve the linear heat …

Comparison of old and new stable explicit methods for heat conduction, convection, and radiation in an insulated wall with thermal bridging

HK Jalghaf, E Kovács, B Bolló - Buildings, 2022 - mdpi.com
Using efficient methods to calculate heat transfer in building components is an important
issue. In the current work, 14 numerical methods are examined to solve the heat transfer …

Testing some different implementations of heat convection and radiation in the Leapfrog-Hopscotch algorithm

AH Askar, I Omle, E Kovács, J Majár - Algorithms, 2022 - mdpi.com
Based on many previous experiments, the most efficient explicit and stable numerical
method to solve heat conduction problems is the leapfrog-hopscotch scheme. In our last …

[PDF][PDF] New Analytical Results and Numerical Schemes for Irregular Diffusion Processes

E Kovács, M Saleh, IF Barna, L Mátyás - Diffusion Fundamentals, 2022 - kfki.hu
We examine the transient diffusion equation with time-and space-dependent diffusion
coefficients in 1D. Such transport equations can be easily derived from the Fokker-Planck …

[PDF][PDF] Explicit stable finite difference methods for diffusion-reaction type equations. Mathematics 2021, 9, 3308

HK Jalghaf, E Kovács, J Majár, Á Nagy, AH Askar - 2021 - academia.edu
By the iteration of the theta-formula and treating the neighbors explicitly such as the
unconditionally positive finite difference (UPFD) methods, we construct a new 2-stage …

[PDF][PDF] A Comparative Study of Explicit and Stable Time Integration Schemes for Heat Conduction in an Insulated Wall. Buildings 2022, 12, 824

H Kareem Jalghaf, I Omle, E Kovács - 2022 - academia.edu
Calculating heat transfer in building components is an important and nontrivial task. Thus, in
this work, we extensively examined 13 numerical methods to solve the linear heat …

[PDF][PDF] Stability and Consistency Analysis of FTCS Scheme for Unsteady Magnetohydrodynamic Fluid Flow over a Vertical Stretching Sheet

AO Nyakebogo, JM Kerongo… - Int. J. Sci. Res. in …, 2021 - researchgate.net
Accepted: 20/Aug/2021, Online: 31/Aug/2021 Abstract—This paper analyzed the Forward
Time Centered Space (FTCS) scheme for a two-dimensional fluid flow over a stretching …

[引用][C] Numerical Solution of Parabolic Partial Differential Equations via Conjugate Gradient Technique

KJ Audu - 2023 - Nigeria Mathematical Society (NMS) …