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


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