# A matrix characterization of the maximal groups in ${\beta}_{X}$

Darald J. Hartfiel; Carlton J. Maxson

Czechoslovak Mathematical Journal (1975)

- Volume: 25, Issue: 2, page 274-278
- ISSN: 0011-4642

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topHartfiel, Darald J., and Maxson, Carlton J.. "A matrix characterization of the maximal groups in $\beta _X$." Czechoslovak Mathematical Journal 25.2 (1975): 274-278. <http://eudml.org/doc/12862>.

@article{Hartfiel1975,

author = {Hartfiel, Darald J., Maxson, Carlton J.},

journal = {Czechoslovak Mathematical Journal},

language = {eng},

number = {2},

pages = {274-278},

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

title = {A matrix characterization of the maximal groups in $\beta _X$},

url = {http://eudml.org/doc/12862},

volume = {25},

year = {1975},

}

TY - JOUR

AU - Hartfiel, Darald J.

AU - Maxson, Carlton J.

TI - A matrix characterization of the maximal groups in $\beta _X$

JO - Czechoslovak Mathematical Journal

PY - 1975

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

VL - 25

IS - 2

SP - 274

EP - 278

LA - eng

UR - http://eudml.org/doc/12862

ER -

## References

top- G. Birkhoff, Sobre los grupos de Automorfismos, Rev. Un. Math. Argentina, 11 (1946), 155-157. (1946)
- A. H. Clifford, 10.1007/BF02573047, Semigroup Forum, Vol. 1 (1970), 272-275. (1970) MR0267021DOI10.1007/BF02573047
- J. S. Montague, R. J. Plemmons, 10.1016/0021-8693(69)90119-7, J. of Algebra, 13 (1969), 575-587. (1969) Zbl0184.03703MR0252539DOI10.1016/0021-8693(69)90119-7
- R. J. Plemmons, B. M. Schein, 10.1007/BF02573046, Semigroup Forum, Vol. 1 (1970), 267-271. (1970) Zbl0211.03901MR0280632DOI10.1007/BF02573046
- Stefan Schwarz, The semigroup of binary relations on a finite set, presented to the International Symposium on Semigroups, Bratislava, Czechoslovakia, June, 1968. (1968)
- Stefan Schwarz, On idempotent binary relations on a finite set, Czechoslovak Mathematical Journal, 20 (1970), 696-702. (1970) MR0268047

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