20 Group theory and generalizations
20.93 Semigroups, structure and classification (20 articles)
-
Satyanarayana, M.:
A class of commutative semigroups in which the idempotents are linearly ordered.
(English).
Czechoslovak Mathematical Journal,
vol. 21
(1971),
issue 4,
pp. 633-637
-
Hall, Robert E.:
Commutative cancellative semigroups with two generators.
(English).
Czechoslovak Mathematical Journal,
vol. 21
(1971),
issue 3,
pp. 449-452
-
D'Alarcao, Hugo:
Biregular semigroups. I.
(English).
Czechoslovak Mathematical Journal,
vol. 20
(1970),
issue 4,
pp. 544-548
-
D'Alarcao, Hugo:
Biregular semigroups. II.
(English).
Czechoslovak Mathematical Journal,
vol. 20
(1970),
issue 4,
pp. 549-555
-
Pondělíček, Bedřich:
On a certain relation for closure operation on a semigroup.
(English).
Czechoslovak Mathematical Journal,
vol. 20
(1970),
issue 2,
pp. 220-231
-
Sedlock, James T.:
Green's relations on a periodic semigroup.
(English).
Czechoslovak Mathematical Journal,
vol. 19
(1969),
issue 2,
pp. 318-323
-
Fabrici, Imrich:
On Complete Ideals in Semigroups.
(English).
Matematický časopis,
vol. 18
(1968),
issue 1,
pp. 34-39
-
Bosák, Juraj:
On Radicals of Semigroups.
(English).
Matematický časopis,
vol. 18
(1968),
issue 3,
pp. 204-212
-
Šulka, Robert:
On the Nilpotency in Semigroups.
(English).
Matematický časopis,
vol. 18
(1968),
issue 2,
pp. 148-157
-
Abrhan, Imrich:
О множествах нилбпотентных злементов и радикалах прямого произведения полугрупп.
(Russian) [On Sets of Nilpotent Elements and Radicals of the Direct Product of Semigroups].
Matematický časopis,
vol. 18
(1968),
issue 1,
pp. 25-33
-
Hedrlín, Zdeněk; Goralčík, Pavel:
О сдвигах полугрупп. I. Периодеческие и квазипериодеческие преобразования.
(Russian) [On translations of semigroups. I. Periodic and quasiperiodic transformations].
Matematický časopis,
vol. 18
(1968),
issue 3,
pp. 161-176
-
Kolibiarová, Blanka:
A Note on the Structure of Some Types of Semigroups.
(English).
Matematický časopis,
vol. 17
(1967),
issue 2,
pp. 131-141
-
Steinfeld, Otto:
On semigroups which are unions of completely 0-simple subsemigroups.
(English).
Czechoslovak Mathematical Journal,
vol. 16
(1966),
issue 1,
pp. 63-69
-
Petrich, Mario:
Semigroups certain of whose subsemigroups have identities.
(English).
Czechoslovak Mathematical Journal,
vol. 16
(1966),
issue 2,
pp. 186-198
-
Bosák, Juraj:
On Subsemigroups of Semigroups.
(English).
Matematicko-fyzikálny časopis,
vol. 14
(1964),
issue 4,
pp. 289-296
-
Petrich, Mario:
On the structure of a class of commutative semigroups.
(English).
Czechoslovak Mathematical Journal,
vol. 14
(1964),
issue 1,
pp. 147-153
-
Schwarz, Štefan:
Subsemigroups of simple semigroups.
(English).
Czechoslovak Mathematical Journal,
vol. 13
(1963),
issue 2,
pp. 226-239
-
Kolibiarová, Blanka:
O pologrupách, ktorých každý ľavý ideál má jednostrannú jednotku.
(Slovak).
Matematicko-fyzikálny časopis,
vol. 10
(1960),
issue 1,
pp. 9-17
-
Hrmová, Renáta:
O ekvivalencii istých pravidiel krátenia v pologrupách.
(Slovak) [On the equivalence of some forms of the cancellation law in a semigroup].
Matematicko-fyzikálny časopis,
vol. 9
(1959),
issue 3,
pp. 177-182
-
Schwarz, Štefan; Krajňáková, Dorota:
O totálne nekomutatívnych pologrupách.
(Slovak) [On Totally Non-Commutative Semigroups].
Matematicko-fyzikálny časopis,
vol. 9
(1959),
issue 2,
pp. 92-100