Travel groupoids

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Travel groupoids. (English). Czechoslovak Mathematical Journal, vol. 56 (2006), issue 2, pp. 659-675

MSC: 05C12, 05C25, 05C38, 20N02 | MR 2291765 | Zbl 1157.20336

Keywords:
travel groupoid; graph; path; geodetic graph

Summary:

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References:

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[3] L. Nebeský: A tree as a finite nonempty set with a binary operation. Math. Bohem. 125 (2000), 455–458. MR 1802293

[4] L. Nebeský: New proof of a characterization of geodetic graphs. Czechoslovak Math. J. 52(127) (2002), 33–39. MR 1885455 | Zbl 0995.05124

[5] L. Nebeský: On signpost systems and connected graphs. Czechoslovak Math. J. 55(130) (2005), 283–293. MR 2137138 | Zbl 1081.05054

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