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block tridiagonal matrix

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June 20, 2007, 21:40	block tridiagonal matrix	#1
Shuo Guest Posts: n/a	Can I solve block tridiagonal matricies using Thomas algorithm?

June 20, 2007, 21:59	Re: block tridiagonal matrix	#2
jinwon Guest Posts: n/a	Yes! It is for solving that matrix.

June 20, 2007, 22:12	Re: block tridiagonal matrix	#3
S.E.S. Guest Posts: n/a	Sure, a "block-" Thomas algorithm. At each step, instead of multiplying a row by some component a^-1 = 1/a, you multiply through by the block inverse A^-1.

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