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- W4285057306 abstract "Motivated by the problem of integer sparse recovery we study the following question. Let $A$ be an $m times d$ integer matrix whose entries are in absolute value at most $k$. How large can be $d=d(m,k)$ if all $m times m$ submatrices of $A$ are non-degenerate? We obtain new upper and lower bounds on $d$ and answer a special case of the problem by Brass, Moser and Pach on covering $m$-dimensional $k times cdotstimes k$ grid by linear subspaces." @default.
- W4285057306 created "2022-07-13" @default.
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- W4285057306 date "2019-04-18" @default.
- W4285057306 modified "2023-10-14" @default.
- W4285057306 title "An extremal problem for integer sparse recovery" @default.
- W4285057306 doi "https://doi.org/10.48550/arxiv.1904.08661" @default.
- W4285057306 hasPublicationYear "2019" @default.
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