# On the semigroup of fully indecomposable relations

Chong-Yun Chao; Mou Cheng Zhang

Czechoslovak Mathematical Journal (1983)

- Volume: 33, Issue: 2, page 314-319
- ISSN: 0011-4642

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top## How to cite

topChao, Chong-Yun, and Zhang, Mou Cheng. "On the semigroup of fully indecomposable relations." Czechoslovak Mathematical Journal 33.2 (1983): 314-319. <http://eudml.org/doc/13385>.

@article{Chao1983,

author = {Chao, Chong-Yun, Zhang, Mou Cheng},

journal = {Czechoslovak Mathematical Journal},

keywords = {binary relations; matrices over Boolean algebra; matrix semigroup; adjacency matrix of directed graph; fully indecomposable relation; primitive relations; strongly connected graph},

language = {eng},

number = {2},

pages = {314-319},

publisher = {Institute of Mathematics, Academy of Sciences of the Czech Republic},

title = {On the semigroup of fully indecomposable relations},

url = {http://eudml.org/doc/13385},

volume = {33},

year = {1983},

}

TY - JOUR

AU - Chao, Chong-Yun

AU - Zhang, Mou Cheng

TI - On the semigroup of fully indecomposable relations

JO - Czechoslovak Mathematical Journal

PY - 1983

PB - Institute of Mathematics, Academy of Sciences of the Czech Republic

VL - 33

IS - 2

SP - 314

EP - 319

LA - eng

KW - binary relations; matrices over Boolean algebra; matrix semigroup; adjacency matrix of directed graph; fully indecomposable relation; primitive relations; strongly connected graph

UR - http://eudml.org/doc/13385

ER -

## References

top- Chao C. Y., On a conjecture of the semigroup of fully indecomposable relations, Czechoslovak Math. J., 27 (1977), 591-597. (1977) Zbl0384.20051MR0450067
- Dulmage A. L., Mendelsohn N. S., Gaps in the exponent set of primitive matrices, Illinois J. of Math. 8 (1964), 642-656. (1964) Zbl0125.00706MR0181645
- Heap B. R., Lynn M. S., 10.1007/BF01386062, Numerische Math 6 (1964), 120-141. (1964) MR0163921DOI10.1007/BF01386062
- Schwarz Š., The semigroup of fully indecomposable relations and Hall relations, Czechoslovak Math. J., 23 (1973), 151-163. (1973) Zbl0261.20057MR0316612
- Schwarz Š., A new approach to some problems in the theory of nonnegative matrices, Czechoslovak Math. J., 16 (1966), 274-283. (1966) MR0201452

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