Document Zbl 0174.26803

Convexity in directed graphs. (English) Zbl 0174.26803

J. Comb. Theory, Ser. B 10, 143-162 (1971).

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MSC:

05C38	Paths and cycles
05C70	Edge subsets with special properties (factorization, matching, partitioning, covering and packing, etc.)
05C20	Directed graphs (digraphs), tournaments

Keywords:

topology

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References:

[1]	Birkhoff, G.: Lattice theory. (1948) · Zbl 0033.10103
[2]	Busacker, R.G.; Saaty, T.L.: Finite graphs and networks. (1965) · Zbl 0146.20104
[3]	Harary, F.; Norman, R.Z.; Cartwright, D.: Structural models: an introduction to the theory of directed graphs. (1965) · Zbl 0139.41503
[4]	Ore, O.: Theory of graphs. (1962) · Zbl 0105.35401
[5]	Pfaltz, J.L.: Semi-homomorphisms of semi-modular lattices. Proc. am. Math. soc. 22, 418-425 (1969) · Zbl 0179.03202
[6]	Pfaltz, J.L.: Convexity in graphs. Univ. of maryland, computer science center technical report 68–74 (1968)
[7]	Tutte, W.T.: Connectivity in graphs. (1966) · Zbl 0146.45603

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