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03/20/2023
On the ABK Conjecture, alpha-well Quasi Orders and Dress-Schiffels product
The following is a 2008 conjecture of Abraham, Bonnet and Kubiś: [ABK Co...
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04/01/2021
Hereditary rigidity, separation and density In memory of Professor I.G. Rosenberg
We continue the investigation of systems of hereditarily rigid relations...
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07/04/2019
