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Conference on Combinatorial Mathematics

University of Oxford, 3-7 July 1972

#### List of talks:

- N. Biggs,
*Pictures*
- P. J. Cameron,
*Questions about symmetric designs*
- S. L. G. Choi,
*Some combinatorial problems in number theory*
- E. J. Cockayne (speaker) and D. G. Schiller,
*Computation of Steiner minimal trees*
- D. E. Daykin (speaker) and A. Brace,
*Sperner type theorems for finite sets*
- F. D. J. Dunstan, A. W. Ingleton and D. J. A. Welsh,
*Supermatroids*
- P. Erdős (speaker) and A. Hajnal,
*On Ramsey like theorems. Problems and results*
- H. O. Foulkes,
*Characters of symmetric groups induced by characters of cyclic
subgroups*
- F. Harary (speaker), P. O'Neil, R. C. Read and A. J. Schwenk,
*The number of trees in a wheel*
- A. P. Heron,
*Matroid polynomials*
- A. J. W. Hilton,
*The number of spanning trees of labelled wheels, fans and
baskets*
- J. H. Mason,
*Matroids: Unimodal conjectures and Motzkin's Theorem*
- G. H. J. Meredith,
*Some families of non-hamiltonian graphs*
- G. H. J. Meredith and E. K. Lloyd,
*The Hamiltonian graphs O*_{4} to O_{7}
- C. St-J. A. Nash-Williams,
*Which infinite set-systems have transversals - a possible
approach*
- J. Sheehan,
*Smoothly embeddable subgraphs - a survey*
- C. A. B. Smith,
*Electric currents in regular matroids*
- H. N. V. Temperley,
*The enumeration of graphs on large periodic lattices*
- R. J. Wilson,
*On the adjacency matrix of a graph*
- D. R. Woodall,
*Property B and the four-colour problem*
- D. R. Woodall,
*Two results on infinite transversals*

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