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1. |
Consider the equation \((\frac{\partial u}{\partial y})_{i,j}=(\frac{u_{i,j}-u_{i,j-1}}{\Delta y})\) formulated using the Taylor series expansion. Find the type of equation. |
A. | first-order forward difference |
B. | first-order rearward difference |
C. | second-order forward difference |
D. | second-order rearward difference |
Answer» C. second-order forward difference | |