Volume V, April, 1978

Research Article

On the packing of quadruples without common triples

Brouwer, A. E.

Ars Comb. 5, 3-6 (1978).

Research Article

A proof of Fisher’s identity

Goulden, I. P.

Ars Comb. 5, 7-12 (1978).

Research Article

On pure cyclic triple systems and semisymmetric quasigroups

Bennett, F. E.; Mendelsohn, N. S.

Ars Comb. 5, 13-22 (1978).

Research Article

Decomposition of complete graphs into trees

Huang, Charlotte; Rosa, Alexander

Ars Comb. 5, 23-63 (1978).

Research Article

Backtrack programming and isomorph rejection on ordered subsets

Brendan, D. McKay

Ars Comb. 5, 65-99 (1978).

Research Article

Computational bounds for a combinatorial sum

Stanton, R. G.; Kocay, W. L.

Ars Comb. 5, 101-119 (1978).

Research Article

A resolvable quadruple system of order 20

Booth, T. R.

Ars Comb. 5, 121-125 (1978).

Research Article

Primality testing on a computer

Williams, H. C.

Ars Comb. 5, 127-185 (1978).

Research Article

On BD-graphs

Ho, Y. S.; Koh, K. M.

Ars Comb. 5, 187-206 (1978).

Research Article

On n-coloring certain finite set systems

Mitchem, John

Ars Comb. 5, 207-212 (1978).

Research Article

Non-orientable regular maps

Wilson, Stephen E.

Ars Comb. 5, 213-218 (1978).

Research Article

Generating all permutations by graphical transpositions

Slater, Peter J.

Ars Comb. 5, 219-225 (1978).

Research Article

Partial sums of some even negative binomials

Stanton, R. G.; Goulden, I. P.

Ars Comb. 5, 227-236 (1978).

Research Article

A remark on the excess of Hadamard matrices and orthogonal designs

Hammer, J.; Levingston, R.; Seberry, Jennifer

Ars Comb. 5, 237-254 (1978).

Research Article

More intersection preserving embedding theorems for collections of partial PBD’s

Poucher, William B.

Ars Comb. 5, 255-274 (1978).

Research Article

On Chvatal’s conjecture related to hereditary systems

Stein, P.; Schönheim, J.

Ars Comb. 5, 275-291 (1978).

Research Article

Balanced cycle and circuit designs: Even cases

Bermond, J. C.; Huang, C.; Sotteau, D.

Ars Comb. 5, 293-318 (1978).