A combinatorial condition for planar graphs
Author:
Lane Saunders Mac
Publisher
Springer New York
Reference13 articles.
1. Presented to the American Math. Society, April 11, 1936.
2. C. Kuratowski, Fund. Math. Vol. XV (1930), pp. 271–283. He considers a more general point set than a graph.
3. H. Whitney, Non-separable and planar graphs, Trans. Amer. Math. Soc. 34 (1932), pp. 339–362. We refer to this paper as Whitney I.
4. H. Whitney, Planar Graphs, Fund. Math. XXI (1933), pp. 73–84 We refer to this paper as Whitney II.
5. This exclusion of “isolated” vertices obviously does not affect Theorem I.