Some combinatorial matrices and their LU-decomposition

Prodinger, Helmut (2020-02-17)

CITATION: Prodinger, H. 2020. Some combinatorial matrices and their LU-decomposition. Special Matrices, 8:61–67, doi:10.1515/spma-2020-0007.

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Three combinatorial matrices were considered and their LU-decompositions were found. This is typically done by (creative) guessing, and the proofs are more or less routine calculations.

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