mixed difference -- CFD Online Discussion Forums

September 2, 2008, 21:39	mixed difference	#1
Shuo Guest Posts: n/a	A second-order centreal mixed difference scheme is given as du/dxdy\|i,j = (u_i+1,j+1 + u_i-1,j-1 - u_i-1,j+1 - u_i+1,j-1)/ (4delta_xdelta_y) How can I treat the boundary points? (i.e. du/dxdy\|0,0) Thanks Shuo

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