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pro vyhledávání: '"Jal, Aryaman"'
Autor:
Alexandersson, Per, Jal, Aryaman
We define and study rook matroids, the bases of which correspond to non-nesting rook placements on a skew Ferrers board. We show that rook matroids are closed under taking duals, direct sums but not minors. Rook matroids are also transversal, positro
Externí odkaz:
http://arxiv.org/abs/2410.00127
Autor:
Jal, Aryaman, Jochemko, Katharina
For any polyhedral norm, the bisector of two points is a polyhedral complex. We study combinatorial aspects of this complex. We investigate the sensitivity of the presence of labelled maximal cells in the bisector relative to the position of the two
Externí odkaz:
http://arxiv.org/abs/2308.14372