In the present paper, a brief survey on computational techniques for the different classes of
singularly perturbed problems is given. This survey is a continuation of work performed …

In this work, a new cubic B-spline-based semi-analytical algorithm is presented for solving
3D anisotropic convection-diffusion-reaction (CDR) problems in the inhomogeneous …

The radial basis function method for 3D advection diffusion reaction equations with variable
coefficients is presented. The proposed method implements the linear combination of radial …

We present a new fourth order compact finite difference scheme based on off-step
discretization for the solution of the system of 3D quasi-linear elliptic partial differential …

In this paper, we propose a new high accuracy numerical method of O (k2+ k2h2+ h4) based
on off-step discretization for the solution of 3-space dimensional non-linear wave equation of …

We present a RBF-based semi-analytical technique for solving 3D convection–diffusion–
reaction (CDR) equations to model transport in an anisotropic inhomogeneous medium. The …

A continuous implicit block unification method (CIBUM) is developed through the
interpolation and collocation approach using Hermite polynomial as the basis function. The …

In this article, the boundary value method is applied to solve three dimensional elliptic and
hyperbolic partial differential equations. The partial derivatives with respect to two of the …

In this article, a new family of fourth-order compact difference schemes for the three-
dimensional semilinear convection-diffusion equation with variable coefficients is presented …

A higher-order compact (HOC) discretization of generalized 3D convection-diffusion
equation (CDE) in nonuniform grid is presented. Even in the presence of cross-derivative …