Plus-one Generated and Next to Free Arrangements of Hyperplanes
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DOI: 10.1093/imrn/rnz099
Abstract: We introduce a new class of arrangements of hyperplanes, called (strictly) plus-one generated arrangements, from algebraic point of view. Plus-one generatedness is close to freeness, that is, plus-one generated arrangements have their logarithmic derivation modules… read more here.
Keywords: strictly plus; one generated; arrangements hyperplanes; free arrangements ... See more keywords
ON NEARLY FREE ARRANGEMENTS OF LINES WITH NODES AND TRIPLE POINTS
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DOI: 10.1216/rmj.2023.53.111
Abstract: We provide a classification result on nearly free arrangements of lines in the complex projective plane with nodes and triple points. read more here.
Keywords: nodes triple; nearly free; triple points; free arrangements ... See more keywords