×

zbMATH — the first resource for mathematics

Polák, Libor

Compute Distance To:
Author ID: polak.libor Recent zbMATH articles by "Polák, Libor"
Published as: Polak, L.; Polak, Libor; Polák, L.; Polák, Libor
Homepage: http://www.math.muni.cz/~polak/
External Links: ResearchGate · dblp
Documents Indexed: 51 Publications since 1977
Reviewing Activity: 4 Reviews

Publications by Year

Citations contained in zbMATH Open

32 Publications have been cited 224 times in 132 Documents Cited by Year
On varieties of completely regular semigroups. I. Zbl 0564.20034
Polák, Libor
48
1985
On varieties of completely regular semigroups. II, III. Zbl 0638.20032
Polák, Libor
41
1988
On varieties of semilattice-ordered semigroups. Zbl 1090.20028
Kuřil, Martin; Polák, Libor
17
2005
On the word problem for free completely regular semigroups. Zbl 0607.20031
Kadourek, Jiří; Polák, Libor
15
1986
All solid varieties of semigroups. Zbl 0935.20050
Polák, Libor
10
1999
Syntactic semiring and language equations. Zbl 1033.68068
Polák, Libor
8
2003
Syntactic semiring of a language. (Extended abstract). Zbl 1005.68526
Polák, Libor
8
2001
Alternative automata characterization of piecewise testable languages. Zbl 1381.68123
Klíma, Ondřej; Polák, Libor
7
2013
Minimalizations of NFA using the universal automaton. Zbl 1090.68063
Polák, Libor
7
2005
On hyperassociativity. Zbl 0905.20038
Polák, L.
7
1996
On free semigroups satisfying \(x^r\simeq x\). Zbl 0712.20038
Kaďourek, Jiří; Polák, Libor
7
1990
A classification of rational languages by semilattice-ordered monoids. Zbl 1112.68098
Polák, Libor
6
2004
A solution of the word problem for free \(^*\)-regular semigroups. Zbl 0981.20048
Polák, Libor
6
2001
Syntactic semiring and universal automaton. Zbl 1037.68099
Polák, Libor
5
2003
On varieties of meet automata. Zbl 1154.68070
Klíma, Ondřej; Polák, Libor
4
2008
On biautomata. Zbl 1279.68238
Klíma, Ondřej; Polák, Libor
3
2012
On pseudovarieties of semiring homomorphisms. Zbl 1096.68097
Polák, Libor
3
2004
A semidirect product for locally inverse semigroups. Zbl 0906.20043
Auinger, K.; Polák, L.
3
1997
On varieties of ordered automata. Zbl 1425.68278
Klíma, Ondřej; Polák, Libor
2
2019
On varieties of literally idempotent languages. Zbl 1151.68032
Klíma, Ondřej; Polák, Libor
2
2008
Operators on classes of regular languages. Zbl 1034.20057
Polák, Libor
2
2002
Unification in varieties of completely simple semigroups. Zbl 0970.20035
Polák, Libor
2
2000
Simple algebras and multiplicity types. Zbl 0451.08003
Polak, Libor
2
1980
Biautomata for \(k\)-piecewise testable languages. Zbl 1370.68181
Klíma, Ondřej; Polák, Libor
1
2012
Hierarchies of piecewise testable languages. Zbl 1205.68206
Klíma, Ondřej; Polák, Libor
1
2010
On Schützenberger products of semirings. Zbl 1215.68120
Klíma, Ondřej; Polák, Libor
1
2010
Literal varieties and pseudovarieties of homomorphisms onto Abelian groups. Zbl 1136.20041
Polák, L.
1
2007
On varieties, generalized varieties and pseudovarieties of homomorphisms. Zbl 1080.08007
Polák, Libor
1
2005
Minimalizations of NFA using the universal automaton. Zbl 1115.68448
Polák, Libor
1
2005
A multiplication on the lattice of varieties of \(*\)-regular semigroups. Zbl 0815.20046
Polák, Libor
1
1993
Implicit operations on finite algebras. Zbl 0478.08002
Rosicky, J.; Polak, L.
1
1981
The category of non-indexed algebras and weak homomorphisms. Zbl 0451.18001
Niederle, Josef; Polak, Libor
1
1979
On varieties of ordered automata. Zbl 1425.68278
Klíma, Ondřej; Polák, Libor
2
2019
Alternative automata characterization of piecewise testable languages. Zbl 1381.68123
Klíma, Ondřej; Polák, Libor
7
2013
On biautomata. Zbl 1279.68238
Klíma, Ondřej; Polák, Libor
3
2012
Biautomata for \(k\)-piecewise testable languages. Zbl 1370.68181
Klíma, Ondřej; Polák, Libor
1
2012
Hierarchies of piecewise testable languages. Zbl 1205.68206
Klíma, Ondřej; Polák, Libor
1
2010
On Schützenberger products of semirings. Zbl 1215.68120
Klíma, Ondřej; Polák, Libor
1
2010
On varieties of meet automata. Zbl 1154.68070
Klíma, Ondřej; Polák, Libor
4
2008
On varieties of literally idempotent languages. Zbl 1151.68032
Klíma, Ondřej; Polák, Libor
2
2008
Literal varieties and pseudovarieties of homomorphisms onto Abelian groups. Zbl 1136.20041
Polák, L.
1
2007
On varieties of semilattice-ordered semigroups. Zbl 1090.20028
Kuřil, Martin; Polák, Libor
17
2005
Minimalizations of NFA using the universal automaton. Zbl 1090.68063
Polák, Libor
7
2005
On varieties, generalized varieties and pseudovarieties of homomorphisms. Zbl 1080.08007
Polák, Libor
1
2005
Minimalizations of NFA using the universal automaton. Zbl 1115.68448
Polák, Libor
1
2005
A classification of rational languages by semilattice-ordered monoids. Zbl 1112.68098
Polák, Libor
6
2004
On pseudovarieties of semiring homomorphisms. Zbl 1096.68097
Polák, Libor
3
2004
Syntactic semiring and language equations. Zbl 1033.68068
Polák, Libor
8
2003
Syntactic semiring and universal automaton. Zbl 1037.68099
Polák, Libor
5
2003
Operators on classes of regular languages. Zbl 1034.20057
Polák, Libor
2
2002
Syntactic semiring of a language. (Extended abstract). Zbl 1005.68526
Polák, Libor
8
2001
A solution of the word problem for free \(^*\)-regular semigroups. Zbl 0981.20048
Polák, Libor
6
2001
Unification in varieties of completely simple semigroups. Zbl 0970.20035
Polák, Libor
2
2000
All solid varieties of semigroups. Zbl 0935.20050
Polák, Libor
10
1999
A semidirect product for locally inverse semigroups. Zbl 0906.20043
Auinger, K.; Polák, L.
3
1997
On hyperassociativity. Zbl 0905.20038
Polák, L.
7
1996
A multiplication on the lattice of varieties of \(*\)-regular semigroups. Zbl 0815.20046
Polák, Libor
1
1993
On free semigroups satisfying \(x^r\simeq x\). Zbl 0712.20038
Kaďourek, Jiří; Polák, Libor
7
1990
On varieties of completely regular semigroups. II, III. Zbl 0638.20032
Polák, Libor
41
1988
On the word problem for free completely regular semigroups. Zbl 0607.20031
Kadourek, Jiří; Polák, Libor
15
1986
On varieties of completely regular semigroups. I. Zbl 0564.20034
Polák, Libor
48
1985
Implicit operations on finite algebras. Zbl 0478.08002
Rosicky, J.; Polak, L.
1
1981
Simple algebras and multiplicity types. Zbl 0451.08003
Polak, Libor
2
1980
The category of non-indexed algebras and weak homomorphisms. Zbl 0451.18001
Niederle, Josef; Polak, Libor
1
1979
all top 5

Cited by 112 Authors

13 Petrich, Mario
9 Klíma, Ondřej
9 Polák, Libor
8 Ren, Miaomiao
7 Jones, Peter R.
7 Reilly, Norman R.
7 Zhao, Xianzhong
6 Kaďourek, Jiří
6 Pastijn, Francis J.
6 Shao, Yong
6 Trotter, Peter G.
5 Movsisyan, Yuri Movses
5 Szendrei, Mária B.
5 Urbat, Henning
4 Adámek, Jiří
4 Garcia, Pedro
4 Masopust, Tomáš
4 Milius, Stefan
3 Bhuniya, Anjan Kumar
3 Billhardt, Bernd
3 Chen, Liang-Ting
3 Hakobyan, Tigran L.
3 Koppitz, Jörg
3 López , Damián
3 Vázquez de Parga, Manuel
2 Almeida, Jorge
2 Denecke, Klaus Dieter
2 Dolinka, Igor
2 East, James
2 Krötzsch, Markus
2 Kuřil, Martin
2 Pilitowska, Agata
2 Pin, Jean-Eric
2 Schnoebelen, Philippe
2 Sen, Mridul Kanti
2 Shtrakov, Slavcho
2 Thomazo, Michaël
2 Vernikov, Boris Munevich
2 Wang, Aifa
2 Zamojska-Dzienio, Anna
2 Zhang, Shuhua
1 Ajan, K. S.
1 Albert, Justin
1 Álvarez, Gloria I.
1 Auinger, Karl
1 Baker, Kirby A.
1 Bianchi, Maria Paola
1 Bogdanović, Stojan M.
1 Broeksteeg, Raymond E.
1 Cano Gómez, Antonio
1 Cano, Antonio
1 Carnino, Vincent
1 Ćirić, Miroslav D.
1 Crvenković, Siniša
1 Damljanović, Nada
1 Dapić, Petar
1 do Lago, Alair Pereira
1 Domaratzki, Michael
1 Fernau, Henning
1 Gajdoš, Petr
1 Gehrke, Mai
1 Gray, Robert D.
1 Guba, Victor S.
1 Halfon, Simon
1 Hounnon, Hippolyte
1 Hu, Guangping
1 Izhakian, Zur
1 Jana, Kanchan
1 Karandikar, Prateek
1 Kisielewicz, Andrzej Piotr
1 Korbelář, Miroslav
1 Kufleitner, Manfred
1 Le Hoang Mai
1 Lee, Edmond W. H.
1 Li, Xiaoling
1 Li, Yongming
1 Liu, Guoxin
1 Liu, Yun
1 Lombardy, Sylvain
1 Mereghetti, Carlo
1 Myers, Robert S. R.
1 Nguyen Xuan Tuyen
1 Nordahl, Thomas E.
1 Palano, Beatrice
1 Paramasivan, Meenakshi
1 Petrich, Michael P.
1 Plyushchenko, Andrey N.
1 Pride, Stephen J.
1 Rhodes, John Lewis
1 Rosický, Jiří
1 Ruiz, José-María
1 Salomaa, Kai T.
1 Schmid, Markus L.
1 Sezinando, Helena
1 Shevrin, Lev Naumovich
1 Simon, Imre
1 Steinberg, Benjamin
1 Tamm, Hellis
1 Tian, Jing
1 Uramoto, Takeo
...and 12 more Authors

Citations by Year