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11/28/2022
On digraphs without onion star immersions
The t-onion star is the digraph obtained from a star with 2t leaves by r...
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08/16/2022
Polynomial kernel for immersion hitting in tournaments
For a fixed simple digraph H without isolated vertices, we consider the ...
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05/20/2021
Tuza's Conjecture for Threshold Graphs
Tuza famously conjectured in 1981 that in a graph without k+1 edge-disjo...
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03/26/2021
On objects dual to tree-cut decompositions
Tree-cut width is a graph parameter introduced by Wollan that is an anal...
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10/22/2020
