Jakub Opršal

activity

20142023

most citedA relational description of higher commutators in Mal'cev varieties

11 citations · 39 across the 9 of their papers we have counts for

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math.CO2023

Functors on relational structures which admit both left and right adjoints

Víctor Dalmau, Andrei Krokhin, Jakub Opršal

This paper describes several cases of adjunction in the homomorphism preorder of relational structures. We say that two functors $Λ$ and $Γ$ between thin categories of relational s…

math.CO2014★ 4 cited

Distributive and anti-distributive Mendelsohn triple systems

Diane M. Donovan, Terry S. Griggs, Thomas A. McCourt +2

We prove that the existence spectrum of Mendelsohn triple systems whose associated quasigroups satisfy distributivity corresponds to the Loeschian numbers, and provide some enumera…