~numerical-formulation
What is the upwind difference scheme of formulating differential expressions?
How can simple exact solutions be used to find optimum algebraic formulae for finite difference analogues?
What is the central difference scheme?
How is (dT/dx) approximated in the upwind difference scheme when P is positive?
How does the central difference scheme perform in terms of accuracy?
What are the features that a satisfactory finite difference analogue of the differential equation should display?
What are the advantages of the upwind difference scheme?
What are the best finite difference analogues for differential expressions involving transport by simultaneous convection and diffusion?
When is the upwind difference scheme superior to the central difference scheme?
What are the differences between the upwind and central difference schemes?
What is the range of the Peclet number for which the central difference scheme becomes unrealistic?
