Dahlquist's barriers and much beyond

D Givoli - Journal of Computational Physics, 2023 - Elsevier
On the occasion of 60 years to a seminal paper by the Swedish mathematician Germund
Dahlquist, this review paper starts by discussing the celebrated Dahlquist's barriers, which …

Time-efficient reformulation of the Lobatto III family of order eight

S Qureshi, H Ramos, A Soomro, E Hincal - Journal of Computational …, 2022 - Elsevier
Implicit block methods for solving initial value problems in ordinary differential equations are
well-known among the contemporary scientific community, since they are cost-effective, self …

A variable step-size fourth-derivative hybrid block strategy for integrating third-order IVPs, with applications

MA Rufai, H Ramos - International Journal of Computer …, 2022 - Taylor & Francis
In this paper, an efficient fourth-derivative two-step hybrid block strategy (FDTHBS) to get the
approximate solution of a third-order IVP with applications to problems in Fluid Dynamics …

[HTML][HTML] Generalization of a class of uniformly optimized k-step hybrid block method for solving two-point boundary value problems

MO Ogunniran, GC Olaleye, OA Taiwo, A Shokri… - Results in Physics, 2023 - Elsevier
This study aims to develop, analyze and implement an efficient method for approximating
two-point boundary value problems of ordinary differential equations. The method contains …

Using a cubic B-spline method in conjunction with a one-step optimized hybrid block approach to solve nonlinear partial differential equations

H Ramos, A Kaur, V Kanwar - Computational and Applied Mathematics, 2022 - Springer
In this paper, we develop an optimized hybrid block method which is combined with a
modified cubic B-spline method, for solving non-linear partial differential equations. In …

The linear barycentric rational backward differentiation formulae for stiff ODEs on nonuniform grids

A Abdi, SA Hosseini, H Podhaisky - Numerical Algorithms, 2025 - Springer
Backward differential formulae (BDF) are the basis of the highly efficient schemes for the
numerical solution of stiff ordinary differential equations for decades. An alternative multistep …

Advanced numerical scheme and its convergence analysis for a class of two-point singular boundary value problems

N Sriwastav, AK Barnwal, H Ramos, RP Agarwal… - … and Computers in …, 2024 - Elsevier
In the past decades, many applications related to applied physics, physiology and
astrophysics have been modelled using a class of two-point singular boundary value …

Overlapping grid-based optimized single-step hybrid block method for solving first-order initial value problems

S Motsa - Algorithms, 2022 - mdpi.com
This study presents a new variant of the hybrid block methods (HBMs) for solving initial
value problems (IVPs). The overlapping hybrid block technique is developed by changing …

Optimized three-step hybrid block method for stiff problems in ordinary differential equations

M Ogunniran, Y Haruna, R Adeniyi… - … University Journal of …, 2020 - dergipark.org.tr
This paper presents the construction and implementation of a three-step optimized hybrid
method for solving stiff system of first order initial value problems of ordinary differential …

Second Derivative Block Hybrid Methods for the Numerical Integration of Differential Systems

DG Yakubu, A Shokri, GM Kumleng, D Marian - Fractal and Fractional, 2022 - mdpi.com
The second derivative block hybrid method for the continuous integration of differential
systems within the interval of integration was derived. The second derivative block hybrid …