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07/24/2023
Correcting matrix products over the ring of integers
Let A, B, and C be three n× n matrices. We investigate the problem of ve...
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06/29/2022
A note on the Tuza constant c_k for small k
For a hypergraph H, the transversal is a subset of vertices whose inters...
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12/10/2021
Complexity of Paired Domination in AT-free and Planar Graphs
For a graph G=(V,E), a subset D of vertex set V, is a dominating set of ...
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10/01/2019