Title:
|
On idempotent binary relations on a finite set (English) |
Author:
|
Schwarz, Štefan |
Language:
|
English |
Journal:
|
Czechoslovak Mathematical Journal |
ISSN:
|
0011-4642 (print) |
ISSN:
|
1572-9141 (online) |
Volume:
|
20 |
Issue:
|
4 |
Year:
|
1970 |
Pages:
|
696-702 |
Summary lang:
|
English |
. |
Category:
|
math |
. |
MSC:
|
04.20 |
idZBL:
|
Zbl 0228.20033 |
idMR:
|
MR0268047 |
DOI:
|
10.21136/CMJ.1970.100991 |
. |
Date available:
|
2008-06-09T13:49:04Z |
Last updated:
|
2020-07-28 |
Stable URL:
|
http://hdl.handle.net/10338.dmlcz/100991 |
. |
Reference:
|
[1] A. H. Clifford, G. B. Preston: The Algebraic Theory of Semigroups, Vol. 1..Math. Surveys No. 7, Amer. Math. Soc, Providence, R. I., 1962. |
Reference:
|
[2] Š. Schwarz: On the semigroup of binary relations on a finite set.Czech. math. J. 20 (1970), 632-679. Zbl 0228.20034, MR 0296190 |
. |