Article
Summary:
In this paper applications of polar graphs to problems of shunting of trains are studied. The concept of a polar graph was introduced by F. Zítek at the Conference on Graph Theory at Štiřín in May 1972.
References:
[1] J. Černý: Applications of the graph theory in the railway traffic. (Aplikácie teorie grafov v železničnej dopravě.) Lecture at the Conference on Graph Theory at Štiřín in May 1972.
[4] B. Zelinka:
Analoga of Menger's Theorem for polar and polarized graphs. Czech. Math. J. (to appear).
Zbl 0341.05122
[5] F. Zítek: Polarized graphs. (Polarisované grafy.) Lecture at the Conference on Graph Theory at Štiřín in May 1972.