Volume LIV, December, 1999

Research Article

Bipartite graphs and absolute difference tolerances

Brigham, Robert C.; Carrington, Julie R.; Vitray, Richard P.

Ars Comb. 54, 3-27 (1999).

Research Article

On the group of line crossings on the 2D torus

Chou, Wun-Seng; Shiue, Peter Jau-Shyong

Ars Comb. 54, 29-31 (1999).

Research Article

existence of group divisible designs with first and second associates, having block size 3

Fu, H. L.; Rodger, C. A.; Sarvate, D. G.

Ars Comb. 54, 33-50 (1999).

Research Article

of cyclic abelian covers of symmetric digraphs

Mizuno, Hirobumi; Sato, Iwao

Ars Comb. 54, 51-64 (1999).

Research Article

k-equitable labelings of complete bipartite and multipartite graphs

Vickrey, David

Ars Comb. 54, 65-85 (1999).

Research Article

Another Doyen-Wilson theorem

Hoffman, D. G.; Kirkpatrick, K. S.

Ars Comb. 54, 87-96 (1999).

Research Article

orthogonal designs and sequences with two and three variables in order 28

Koukouvinos, Christos; Seberry, Jennifer

Ars Comb. 54, 97-108 (1999).

Research Article

A large collection of designs from a wreath product on 21 points

Acketa, Dragan M.; Mudrinski, Vojislav; Matić-Kekić, Snežana

Ars Comb. 54, 109-118 (1999).

Research Article

E3-cordial graphs

Cahit, I.; Yilmaz, R.

Ars Comb. 54, 119-127 (1999).

Research Article

Bounds on the total redundance and efficiency of a graph

Goddard, Wayne; Oellermann, Ortrud R.; Slater, Peter J.; Swart, Henda C.

Ars Comb. 54, 129-138 (1999).

Research Article

A note on joint distributions of some random vectors defined on permutations

Chen, Yi-Liang; Cheng, Wei-Hou

Ars Comb. 54, 139-148 (1999).

Research Article

Total svertex enumeration in rooted planar maps

Koganov, Leonid M.; Liskovets, Valery A.; Walsh, Timothy R. S.

Ars Comb. 54, 149-160 (1999).

Research Article

Counting nilpotent pairs in finite groups

Fulman, Jason E.; Galloy, Michael D.; Sherman, Gary J.; Vanderkam, Jeffrey M.

Ars Comb. 54, 161-178 (1999).

Research Article

Bicyclic antiautomorphisms of Mendelsohn triple systems with 0 or 1 fixed points

Carnes, Neil P.; Dye, Anne; Reed, James F.

Ars Comb. 54, 179-186 (1999).

Research Article

The linear 3-cover of the Hermitean forms graph on 81 vertices

Schade, Tilla

Ars Comb. 54, 187-222 (1999).

Research Article

On the general Randić index for certain families of trees

Clark, L. H.; Moon, J. W.

Ars Comb. 54, 223-235 (1999).

Research Article

Loops with partitions and matchings

Lehel, Jenő; Levi, Inessa

Ars Comb. 54, 237-253 (1999).

Research Article

New and old values for maximal MOLS(n)

Bedford, David; Whitaker, Roger M.

Ars Comb. 54, 255-258 (1999).

Research Article

Integral sum numbers of graphs

Liaw, Sheng-Chyang; Kuo, David; Chang, Gerard J.

Ars Comb. 54, 259-268 (1999).

Research Article

Decompositions and packings of digraphs with orientations of a 4-cycle

Gardner, Robert B.; Huff, Coleen; Kennedy, Janie

Ars Comb. 54, 269-282 (1999).

Research Article

Gracefulness of the union of cycles and paths

Seoud, M. A.; Abd el Maqsoud, A. E. I.; Sheehan, J.

Ars Comb. 54, 283-292 (1999).

Research Article

G-reconstruction of graphs

Thatte, Bhalchandra D.

Ars Comb. 54, 293-299 (1999).

Research Article

Spreads and resolutions of Ree unitals

Dover, Jeremy

Ars Comb. 54, 301-309 (1999).

Research Article

Connected (g,f)-factors and supereulerian digraphs

Gutin, G.

Ars Comb. 54, 311-317 (1999).

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Special issue: Proceedings of International Conference on Discrete Mathematics (ICDM 2025)

Guest editors: Peter J Cameron, Ambat Vijayakumar, Aparna Lakshmanan S

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