Komplementäre Halbgruppen. Kongruenzen und Quotienten. (German) Zbl 0263.20037
MSC:
20M10 | General structure theory for semigroups |
06C15 | Complemented lattices, orthocomplemented lattices and posets |
20M10 | General structure theory for semigroups |
06C15 | Complemented lattices, orthocomplemented lattices and posets |