## Found 1,160 Documents (Results 701–800)

100
MathJax

### Lattices generated by binary fuzzy relations. (English)Zbl 0949.06002

MSC:  06B23 03E72 06A15

MSC:  06A15
Full Text:

Full Text:

Full Text:

### A Galois-type correspondence theory for actions of finite-dimensional pointed Hopf algebras on prime algebras. (English)Zbl 0936.16039

MSC:  16W30 06A15 16W20 16N60
Full Text:

### Clones closed with respect to closure operators. (English)Zbl 0944.08001

MSC:  08A40 06A15 06B23

### Remarks on an algebraic realization of closure operators. (English)Zbl 0931.06005

Chajda, I. (ed.) et al., Contributions to general algebra 11. Proceedings of the Olomouc workshop ’98 on general algebra, “56. Arbeitstagung Allgemeine Algebra”, Olomouc, Czech Republic, June 12–14, 1998 and of the summer school ’98 on universal algebra and ordered sets, Velké Karlovice, Czech Republic, August 31–September 5, 1998. Klagenfurt: Verlag Johannes Heyn. 85-100 (1999).

### On the compact-regular coreflection of a stably compact locale. (English)Zbl 0921.54010

Brookes, Stephen (ed.) et al., Mathematical foundations of programming semantics. Proceedings of the 15th conference, Tulane Univ., New Orleans, LA, April 28 - May 1, 1999. Amsterdam: Elsevier, Electronic Notes in Theoretical Computer Science. 20, electronic paper No. 14 (1999).
Full Text:

### Pair algebras and Galois connections. (English)Zbl 1341.06004

MSC:  06A15 06A06 08A70
Full Text:

### Algebraic duality for partially ordered sets. (English)Zbl 0933.06001

MSC:  06A06 06B23 06A15
Full Text:

### A Galois correspondence between closure spaces and relational systems. (English)Zbl 0932.06005

MSC:  06A15 54A05 54B30
Full Text:

### The composition of dualities in a nondegenerate Morita context. (English)Zbl 0934.16008

MSC:  16D90 06A15
Full Text:

### Basic intervals in the partial order of metrizable topologies. (English)Zbl 0919.54003

Reviewer: J.Rosický (Brno)
MSC:  54A10 54E35 06A15
Full Text:

Full Text:

### Some consequences of the Tarski-Kantorovitch ordering theorem in metric fixed point theory. (English)Zbl 0924.47040

MSC:  47H10 54H25 06A15
Full Text:

Full Text:

### Building complete abstract interpretations in a linear logic-based setting. (English)Zbl 0912.03016

Levi, Giorgio (ed.), Static analysis. 5th international symposium, SAS ’98, Pisa, Italy, September 14–16, 1998. Proceedings. Berlin: Springer. Lect. Notes Comput. Sci. 1503, 215-229 (1998).

### Galois correspondences for Hopf bigalois extensions. (English)Zbl 0912.16019

MSC:  16W30 06A15 12F10
Full Text:

### Negations and contrapositions of complete lattices. (English)Zbl 0898.06003

MSC:  06B23 06A15
Full Text:

### Clones closed with respect to permutation groups or transformation semigroups. (English)Zbl 0896.08004

Reviewer: J.Henno (Tallinn)
MSC:  08A40 08A62 06A15
Full Text:

### Lattices of closure operators. (English)Zbl 0910.06004

Reviewer: M.Stern (Halle)
MSC:  06A15
Full Text:

### Concepts in triadic contexts. (Konzepte in den triadischen Kontexten.) (German)Zbl 0955.06002

MSC:  06A15 08A02
Full Text:

### Consistent lattices and Steinitz spaces. (English)Zbl 0933.06005

Reviewer: I.Chajda (Olomouc)
MSC:  06C10 06A15
Full Text:

### Triadic Galois connections. (English)Zbl 0916.06005

Denecke, Klaus et al., General algebra and applications in discrete mathematics. Proceedings of the conference on general algebra and discrete mathematics, Potsdam, Germany, June 1996. Aachen: Shaker Verlag. Berichte aus der Mathematik. 23-33 (1997).
MSC:  06A15

### A new method to study subvariety lattices of semigroup varieties. (English)Zbl 0927.20039

MSC:  20M07 08B15 06A15

### Ultrafilters, extension of proximities and closure spaces. Resolution of a problem of F. Riesz. (English)Zbl 0916.54002

Simon, Petr (ed.), Proceedings of the 8th Prague topological symposium, Prague, Czech Republic, August 18–24, 1996. North Bay, ON: Topology Atlas, 68-76 (1997).
Full Text:

### Stone duality for lattices. (English)Zbl 0902.06008

Reviewer: I.Chajda (Olomouc)
MSC:  06B15 06B30 06A15
Full Text:

### On a theorem of Krasner. II. (Über einen Satz von Krasner – 2. Teil.) (German)Zbl 0905.08001

MSC:  08A02 20B25 06A15

### Connectedness, disconnectedness and closure operators: Further results. (English)Zbl 0910.18003

MSC:  18A20 06A15 18A32
Full Text:

### Infinite outer Galois theory of semisimple rings. (English)Zbl 0926.16018

Reviewer: R.Alfaro (Flint)
Full Text:

Full Text:

Full Text:

### $${\mathbf Z}$$-continuous posets, topological aspects. (English)Zbl 0883.06007

MSC:  06B35 06A15

### The lattice of completions of an ordered set. (English)Zbl 0888.06003

Reviewer: J.Niederle (Brno)
MSC:  06B23 06A15
Full Text:

### On a theorem of Krasner. I. (Über einen Satz von Krasner (1. Teil).) (German)Zbl 0890.08002

MSC:  08A02 20B25 06A15

Full Text:

### Polylinear recurring sequences over modules and quasi-Frobenius modules. (English)Zbl 0870.16011

Fong, Y. (ed.) et al., First international Tainan-Moscow algebra workshop. Proceedings of the international conference, Tainan, Taiwan, Republic of China, July 23–August 22, 1994. Berlin: de Gruyter. 283-298 (1996).

### A polynomial algorithm for testing congruence modularity. (English)Zbl 0857.08006

Reviewer: M.Wild (Zürich)
MSC:  08B10 06C05 06A15
Full Text:

### Classes of valuations closed under operations Galois-dual to Boolean sentence connectives. (English)Zbl 0873.03004

Reviewer: Outline
Full Text:

### Closure lattices. (English)Zbl 0852.06002

MSC:  06A15 06A07 05B35
Full Text:

### $${\mathbf Z}$$-continuous posets. (English)Zbl 0851.06003

MSC:  06B35 06A15 68Q55
Full Text:

Full Text:

### Multiplicative closed maps on the set of $$S$$-subsets of an $$S$$-set. (English)Zbl 0849.20048

MSC:  20M50 20M11 06A15
Full Text:

### Coresiduated homomorphisms between implicative semilattices. (English)Zbl 1023.06500

MSC:  06A15 03G10 06A12

### Weak relative pseudo-complements of closure operators. (English)Zbl 0901.06003

Reviewer: R.Halaš (Olomouc)
Full Text:

### Parametrizing the theory of closure operators. Extended version. Partially reprinted from the journal Applied Categorical Structures 4, No. 1 (1996). (English)Zbl 0886.18002

Giuli, Eraldo (ed.), Categorical topology. Proceedings of the L’Aquila conference, August 31–September 4, 1994, L’Aquila, Italy. Dordrecht: Kluwer. 163-174 (1996).
MSC:  18A32 06A15 54B30

### Connectedness, disconnectedness and closure operators, a more general approach. Partially reprinted from the journal Applied Categorical Structures 4, No. 1 (1996). (English)Zbl 0884.18001

Giuli, Eraldo (ed.), Categorical topology. Proceedings of the L’Aquila conference, August 31–September 4, 1994, L’Aquila, Italy. Dordrecht: Kluwer. 129-138 (1996).
MSC:  18A20 06A15 18A32

### Galois theory on a class of projective group rings. (Chinese)Zbl 0877.16011

Reviewer: Li Fang (Nanjing)

### Constructing the Galois adjoint. (English)Zbl 0998.93509

MSC:  93B35 06A15
Full Text:

### Dualities associated to binary operations on $$\overline {R}$$. (English)Zbl 0832.06004

MSC:  06A15 06B23 49N15
Full Text:

Full Text:

### On closures verifying that the interior of a closed element is closed. (English)Zbl 0842.04001

MSC:  03E20 06A15
Full Text:

Full Text:

### On some Menger algebras of multiplace transformations of ordered sets. (English)Zbl 0826.06012

Reviewer: J.Henno (Tallinn)
MSC:  06F99 20N15 06A15
Full Text:

Full Text:

Full Text:

### On the classification of monotone-equivariant cluster methods. (English)Zbl 0814.62033

Cox, Ingemar J. (ed.) et al., Partitioning data sets. Papers from a workshop held at DIMACS at Rutgers University, New Brunswick, NJ, USA, April 19-21, 1993. Providence, RI: American Mathematical Society. DIMACS, Ser. Discrete Math. Theor. Comput. Sci. 19, 117-141 (1995).

### Closure operators on universal algebras. (Opérateurs de clôture sur algèbres universelles.) (French)Zbl 0913.08002

Proceedings of the sixth symposium of mathematics and its applications, Timişoara, Romania, November 3–4, 1995. Timişoara: Editura Mirton, 188-189 (1995).
MSC:  08A30 06A15

### On homomorphisms of contexts. (Über Homomorphismen der Kontexte.) (German)Zbl 0848.06002

MSC:  06A15 08A35
Full Text:

### Galois connections between the lattices of submodules. (English)Zbl 0843.16008

MSC:  16D90 06A15 16D20

### The residuation model for the ordinal construction of dissimilarities and other valued objects. (English)Zbl 0832.62057

Cutsem, Bernard van (ed.), Classification and dissimilarity analysis. Berlin: Springer-Verlag. Lect. Notes Stat., Springer-Verlag. 93, 149-172 (1994).

### Galois correspondence related to extension of charges on $$\sigma$$-class of subset of a finite set. (English. Russian original)Zbl 0840.03049

Russ. Math. 38, No. 5, 34-38 (1994); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 1994, No. 5(384), 36-40 (1994).

### Galois connections and formal concept analysis. (English)Zbl 0833.06009

MSC:  06A15 06B23
Full Text:

Full Text:

Full Text:

### Direct products of convex-ordinal scales. (English)Zbl 0818.06003

MSC:  06A15 91C05 52A37
Full Text:

### Dimensions in hypergroups. (Italian)Zbl 0816.20068

Manara, Carlo Felice (ed.) et al., Papers in honor of Giovanni Melzi. Milano: Univ. Cattolica del Sacro Cuore. Sci. Mat. 11, 367-390 (1994).
MSC:  20N20 51D99 06A15

### Typesets and cotypesets of finite-rank torsion-free abelian groups. (English)Zbl 0827.20065

Göbel, Rüdiger (ed.) et al., Abelian group theory and related topics. Conference, August 1-7, 1993, Oberwolfach, Germany. Providence, RI: American Mathematical Society. Contemp. Math. 171, 243-256 (1994).
MSC:  20K15 06A15 06A12

Full Text:

### Galois-type correspondences for Hopf-Galois extensions. (English)Zbl 0814.16034

Reviewer: R.Mollin (Calgary)
MSC:  16W30 12F10 06A15
Full Text:

### Contractions of closure systems. (English)Zbl 0804.06004

MSC:  06A15 03G99
Full Text:

### Representations of algebraic lattices. (English)Zbl 0804.06009

MSC:  06B15 06B23 06A15
Full Text:

### Structure and cardinality of the set of dependence systems on a given set. (English)Zbl 0803.06004

MSC:  06A15 06D10 54A05

### Regular closure operators. (English)Zbl 0801.18003

MSC:  18A32 06A15 54B30
Full Text:

### An approach to a dual of regular closure operators. (English)Zbl 0801.18002

Reviewer: I.Pop (Iaşi)
MSC:  18A32 06A15 54B30
Full Text:

### Some Galois connections in elementary number theory. (English)Zbl 0806.11009

MSC:  11A99 06A15
Full Text:

### Representation of complete ortholattices by sets with orthogonality. (English)Zbl 0794.06008

MSC:  06C15 06A15 03G12
Full Text:

### On Galois connexions. (English)Zbl 0792.06006

Martín-Vide, Carlos (ed.), Current issues in mathematical linguistics. 1st International Conference, ICML ’93, Virgili University, Tarragona, Catalonia, Spain, on March 30-31, 1993. Selected papers. Amsterdam: North-Holland. North-Holland Linguist. Ser. 56, 23-27 (1994).
MSC:  06A15 68Q45

### Closure operators and connectedness. (English)Zbl 0791.54001

MSC:  54A05 06A15 54D05 18D35
Full Text:

### Morphisms as formal concepts: representation and generation. (Morphismen als formale Begriffe: Darstellung und Erzeugung.) (German)Zbl 0847.06002

Reihe Mathematik. Aachen: Shaker. 67 S. (TH Darmstadt, 1993) (1993).
MSC:  06B23 06A15 06A06

### Generalized Galois-Tukey-connections between explicit relations on classical objects of real analysis. (English)Zbl 0829.03027

Judah, Haim (ed.), Set theory of the reals. Proceedings of a winter institute on set theory of the reals held at Bar-Ilan University, Ramat- Gan (Israel), January 1991. Providence, RI: American Mathematical Society (Distrib.), Isr. Math. Conf. Proc. 6, 619-643 (1993).

### A primer on Galois connections. (English)Zbl 0809.06006

Andima, Susan (ed.) et al., Papers on general topology and applications. Proceedings of the seventh summer conference in honor of Mary Ellen Rudin and her work, held at the University of Wisconsin, Madison, WI, USA, June 26 to 29, 1991. New York, NY: The New York Academy of Sciences,. Ann. N. Y. Acad. Sci. 704, 103-125 (1993).

### Closure operators and polarities. (English)Zbl 0815.18001

Andima, Susan (ed.) et al., Papers on general topology and applications. Proceedings of the seventh summer conference in honor of Mary Ellen Rudin and her work, held at the University of Wisconsin, Madison, WI, USA, June 26 to 29, 1991. New York, NY: The New York Academy of Sciences,. Ann. N. Y. Acad. Sci. 704, 38-52 (1993).
MSC:  18A32 06A15 54B30

Full Text:

### Linear recurrent sequences over quasi-Frobenius modules. (English. Russian original)Zbl 0831.16003

Russ. Math. Surv. 48, No. 3, 209-210 (1993); translation from Usp. Mat. Nauk 48, No. 3(291), 197-198 (1993).
Full Text:

### A Galois connection approach to superposition and inaccessibility. (English)Zbl 0810.03049

MSC:  03G12 06A15
Full Text:

Full Text:

### On context patterns associated with concept lattices. (English)Zbl 0795.06007

MSC:  06B05 06A15
Full Text:

Full Text:

### The terms: An algebraic model of representation and structuration of symbolic data. (Les termes: Un modèle algébrique de représentation et de structuration de données symboliques.) (French)Zbl 0788.68031

MSC:  68P05 06A15
Full Text:

Full Text:

all top 5

all top 5

all top 5

all top 3

all top 3