Volume 30, (1986)

Research Article

A survey of generalized Hadamard matrices and difference matrices D(k,λ ;G) with large k

de Launey, Warwick

Util. Math. 30, 5-29 (1986).

Research Article

Holey perpendicular arrays

Stinson, D. R.

Util. Math. 30, 31-43 (1986).

Research Article

On touchings, crossings and meetings of lattice paths with the diagonal

McGregor, J. R.; Narayana, T. V.; Özsoyoglu, Z. M.

Util. Math. 30, 45-51 (1986).

Research Article

The non-Pappus matroid is algebraic over any finite field

Lindström, Bernt

Util. Math. 30, 53-55 (1986).

Research Article

Pexider type functional equations and Cartan equivalence problems

McKiernan, M. A.

Util. Math. 30, 57-62 (1986).

Research Article

A mixed theory of information. IX: Inset information functions of degree (0,β)

Ebanks, B. R.; Sander, W.

Util. Math. 30, 63-78 (1986).

Research Article

A few classes of periodic continued fractions

Levesque, Claude; Rhin, Georges

Util. Math. 30, 79-107 (1986).

Research Article

Connectedness of generalized-cyclic row-and-column designs

John, J. A.; Paterson, Lindsay J.; Wild, Peter

Util. Math. 30, 109-122 (1986).

Research Article

A note on two multidimensional integral inequalities

Pachpatte, B. G.

Util. Math. 30, 123-129 (1986).

Research Article

The approximate evaluation of determinants of a certain class

McGregor, J. R.

Util. Math. 30, 131-143 (1986).

Research Article

On the equivalence of efficiency-consistency and orthogonal factorial structure

Mukerjee, Rahul; Dean, A. M.

Util. Math. 30, 145-151 (1986).

Research Article

Extremal graphs of diameter at most 8 after deleting any vertex

Usami, Yoko

Util. Math. 30, 153-180 (1986).

Research Article

On solving two variables continuous parameter linear and quadratic programming problems

Kabe, D. G.

Util. Math. 30, 181-189 (1986).

Research Article

On the general solution of a functional equation connected to sum form information measures on open domain. IV

Kannappan, PL.; Sahoo, P. K.

Util. Math. 30, 191-197 (1986).

Research Article

Partially balanced fractional 2m1+m2 factorial designs of resolution IV−

Kuwada, Masahide

Util. Math. 30, 199-212 (1986).

Research Article

Nonexistence of certain pseudo (v,k,λ)-designs

Raghavarao, Damaraju; Marrero, Osvaldo

Util. Math. 30, 213-217 (1986).

Research Article

A curious recursion arising in game theory

Enns, E. G.; Ferenstein, E.; Sheahan, J. N.

Util. Math. 30, 219-228 (1986).

Research Article

A note on the slow steady motion through a curved pipe

Ranger, K. B.

Util. Math. 30, 229-233 (1986).

Research Article

Some results on the line partitioning problem in PG(2k,q)

Fuji-Hara, R.; Jimbo, M.; Vanstone, S.

Util. Math. 30, 235-241 (1986).

Research Article

Sensitivity of eigenvalues. II

Wilkinson, J. H.

Util. Math. 30, 243-286 (1986).

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Call for papers

Special issue: Dynamical systems and differential equations in applied sciences
Guest editors: Renhai Wang, Mirelson Martins Freitas, Nguyen Huy Tuan
Submission deadline: 03 January 2026

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