## Found 77 Documents (Results 1–77)

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### Galois connections for patterns: an algebra of labelled graphs. (English)Zbl 1467.68176

Cochez, Michael (ed.) et al., Graph structures for knowledge representation and reasoning. 6th international workshop, GKR 2020, virtual event, September 5, 2020. Revised selected papers. Cham: Springer. Lect. Notes Comput. Sci. 12640, 125-150 (2021).
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### A general separation theorem for various structures. (English)Zbl 07301178

MSC:  54A05 06A15 05B35
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### Relational Galois connections between transitive fuzzy digraphs. (English)Zbl 1446.06006

MSC:  06A15 05C72 05C20
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### In search of unity: Galois connections and Möbius-Rota inversions. (Portuguese. English summary)Zbl 1446.06008

MSC:  06A15 05A15

### Galois connections between sets of paths and closure operators in simple graphs. (English)Zbl 1407.05070

MSC:  05C10 05C38 06A15
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### Convex geometries. (English)Zbl 1390.06005

Grätzer, George (ed.) et al., Lattice theory: special topics and applications. Volume 2. Basel: Birkhäuser/Springer (ISBN 978-3-319-44235-8/pbk; 978-3-319-44236-5/ebook). 153-179 (2016).
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### Chromatic polynomials and rings in species. (English. French summary)Zbl 1393.05160

Proceedings of the 26th international conference on formal power series and algebraic combinatorics, FPSAC 2014, Chicago, IL, USA, June 29 – July 3, 2014. Nancy: The Association. Discrete Mathematics & Theoretical Computer Science (DMTCS). Discrete Mathematics and Theoretical Computer Science. Proceedings, 691-702 (2014).
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### Closures on partial partitions from closures on sets. (English)Zbl 1324.06004

MSC:  06A15 03E02 05A18
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### On lattice-theoretical construction of matroids. (English)Zbl 1324.05019

MSC:  05B35 06A15 06B05
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### Recursive decomposition and bounds of the lattice of Moore co-families. (English)Zbl 1311.06003

MSC:  06A15 05A15 06B05
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### Proper mergings of stars and chains are counted by sums of antidiagonals in certain convolution arrays. (English)Zbl 1396.06001

Cellier, Peggy (ed.) et al., Formal concept analysis. 11th international conference, ICFCA 2013, Dresden, Germany, May 21–24, 2013. Proceedings. Berlin: Springer (ISBN 978-3-642-38316-8/pbk). Lecture Notes in Computer Science 7880. Lecture Notes in Artificial Intelligence, 172-187 (2013).
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### Calculating graph algorithms for dominance and shortest path. (English)Zbl 1358.68077

Gibbons, Jeremy (ed.) et al., Mathematics of program construction. 11th international conference, MPC 2012, Madrid, Spain, June 25–27, 2012. Proceedings. Berlin: Springer (ISBN 978-3-642-31112-3/pbk). Lecture Notes in Computer Science 7342, 132-156 (2012).
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### The quantifier semigroup for bipartite graphs. (English)Zbl 1232.06018

MSC:  06F05 05C25 06A15
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### Equivariant closure operators and trisp closure maps. (English)Zbl 1188.05160

MSC:  05E18 06A15
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### Two basic algorithms in concept analysis. (English)Zbl 1274.68484

Kwuida, Léonard (ed.) et al., Formal concept analysis. 8th international conference, ICFCA 2010, Agadir, Morocco, March 15–18, 2010. Proceedings. Berlin: Springer (ISBN 978-3-642-11927-9/pbk). Lecture Notes in Computer Science 5986. Lecture Notes in Artificial Intelligence, 312-340 (2010).
MSC:  68T30 05C85 06A15
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### Counting of Moore families for $$n=7$$. (English)Zbl 1274.05013

Kwuida, Léonard (ed.) et al., Formal concept analysis. 8th international conference, ICFCA 2010, Agadir, Morocco, March 15–18, 2010. Proceedings. Berlin: Springer (ISBN 978-3-642-11927-9/pbk). Lecture Notes in Computer Science 5986. Lecture Notes in Artificial Intelligence, 72-87 (2010).
MSC:  05A15 06A15
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### Algorithms for counting Moore families: application to the case $$n=7$$. (Spanish. English summary)Zbl 1260.05007

MSC:  05A15 06A07 06A15

### Going down in (semi)lattices of finite Moore families and convex geometries. (English)Zbl 1224.06005

MSC:  06A12 05B25 06A15
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### On closure axioms for a matroid using Galois connections. (English)Zbl 1192.05023

MSC:  05B35 06A15

### Radon and Helly numbers of segment spaces. (English)Zbl 1169.05048

Changat, Manoj (ed.) et al., Convexity in discrete structures. Joint proceedings of the international instructional workshop on convexity in discrete structures, Thiruvananthapuram, Kerala, India, March 22–April 2, 2006 and the international workshop on metric and convex graph theory, Barcelona, Spain, June 12–16, 2006. Mysore: Ramanujan Mathematical Society (ISBN 978-81-902545-5-7/hbk). Ramanujan Mathematical Society Lecture Notes Series 5, 57-71 (2008).

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### The number of Moore families on $$n=6$$. (English)Zbl 1083.06003

MSC:  06A07 05A15 06A15
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### Closure spaces that are not uniquely generated. (English)Zbl 1062.54004

MSC:  54A05 06A15 05B35
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### Structure of the Malvenuto-Reutenauer Hopf algebra of permutations. (English)Zbl 1056.05139

MSC:  05E05 06A11 05E15 06A07 06A15 16W30
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### Largest extension of a finite convex geometry. (English)Zbl 1082.06005

MSC:  06B05 06A15 05B25
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### General notions of independence. (English)Zbl 1034.08001

Shum, K. P. (ed.) et al., Advances in algebra. Proceedings of the ICM satellite conference in algebra and related topics, Hong Kong, China, August 14–17, 2002. River Edge, NJ: World Scientific (ISBN 981-238-260-7/hbk). 112-128 (2003).

### Relations between poset matroids and closure operators. (Chinese. English summary)Zbl 1040.05505

MSC:  05B35 06A15 06A07

### On $$M$$-operators of $$q$$-lattices. (English)Zbl 1036.06004

MSC:  06B99 06A15 05A05
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### 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).

### Closure lattices. (English)Zbl 0852.06002

MSC:  06A15 06A07 05B35
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### Calcul pratique du treillis de Galois d’une correspondance. (Practical calculation of the Galois lattice of a correspondence). (French)Zbl 0626.06007

Reviewer: M.Ştefănescu
MSC:  06A15 68R10 05C20
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### Über Hüllensysteme mit Zusatzeigenschaften. (On hull systems with additional properties). (German)Zbl 0608.05061

Algebra und Graphentheorie, Beitr. Jahrestag. ”Algebra Grenzgeb.”, Siebenlehn/DDR 1985, 107-110 (1986).
MSC:  05C65 05C20 06A15

### Longest chains in the lattice of integer partitions ordered by majorization. (English)Zbl 0605.05003

Reviewer: G.Eigenthaler
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### Enumeration with the lattice of periods. (English)Zbl 0591.05002

Reviewer: I.Strazdins
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### On kernels of graphs and solutions of games: A synopsis based on relations and fixpoints. (English)Zbl 0554.05032

Reviewer: P.Avery
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### Jordan-Dedekind spaces. (English)Zbl 0548.05019

Reviewer: M.Hager
MSC:  05B35 06A15 51D25
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### A note on minimal matrix representation of closure operations. (English)Zbl 0526.06004

MSC:  06A15 05A20
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### The Moebius function of a partially ordered set. (English)Zbl 0491.06004

Ordered sets, Proc. NATO Adv. Study Inst., Banff/Can. 1981, 555-581 (1982).

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### Homotopy type and Euler characteristic of partially ordered sets. (English)Zbl 0472.06004

MSC:  06A06 06A15 05A15
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### On lattice polyhedra. III: Blockers and anti-blockers of lattice clutters. (English)Zbl 0443.05003

Polyhedral combinatorics, dedic. to the Mem. of D. R. Fulkerson, Math. Program. Study 8, 197-207 (1978).

### Corrigendum: An exact homology sequence induced by a Galois connection. (English)Zbl 0378.06004

MSC:  06A15 05B35
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### A Boolean matrix iteration in timetable construction. (English)Zbl 0358.94049

MSC:  94C10 90B35 06A15 05A99 03E15
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### An exact homology sequence induced by a Galois connection. (English)Zbl 0331.06003

MSC:  06A15 05B35
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### Kombinatorik. I. Grundlagen und Zähltheorie. (German)Zbl 0373.05001

Hochschultext. Berlin-Heidelberg-New York: Springer-Verlag. XVII, 409 S. DM 36.00 (1975).

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### Exchange closures I. (English)Zbl 0351.06006

MSC:  06A15 05B35

### Étude des tresses de Gutmann en algèbre à P valeurs. (French)Zbl 0335.06001

Math. et Sci. humaines 46, 5-19 (1974).
MSC:  06B05 05B35 06A15
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