What is an ideal a zero-class of?
arXiv:1602.08627 · doi:10.1142/S0219498817500499
Abstract
We characterise, in pointed regular categories, the ideals as the zero-classes of surjective relations. Moreover, we study a variation of the "Smith is Huq" condition: two surjective left split relations commute as soon as their zero-classes commute.
13 pages