We propose a new technique of the differential quadrature method to
find numerical solutions of the different transport
(convection-diffusion) equations with appropriate initial and
boundary conditions. The present method is based on the Bernstein
polynomials formula, which is used to construct the weighting
coefficients matrices of differential quadrature method, the new
methodology is called Bernstein differential quadrature method
(BDQM). Also, we improved alternating direction implicit
formulation of differential quadrature method (ADI-DQM), based on
Bernstein differential quadrature method (ADI-BDQM) for solving
transport (convection-diffusion) equations. The results show that
the differential quadrature technique renewed can be used as a
powerful, reliable, accurate and efficient numerical tool in
solving the transport problems. Finally, the many appearance of
nonlinear differential equations as transport model in some fields
of applied mathematics makes it necessary to investigate methods of
solution for such equations (numerical) and we hope that this work
is a step in this direction. We sincerely hope this methods can be
applied to a wider range of problems.
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