Volume 28, (1985)

Research Article

Need of t-designs in sampling theory

Srivastava, Jaya; Saleh, Fahoum

Util. Math. 28, 5-17 (1985).

Research Article

A nonlinear planning model with borrowing

MacLean, L. C.; Sutherland, W. R. S.

Util. Math. 28, 19-28 (1985).

Research Article

Graphs of diameter three without 4-cycles

Pareek, C. M.

Util. Math. 28, 29-41 (1985).

Research Article

A time-dependent immigration and age-dependent death process

McGregor, J. R.

Util. Math. 28, 43-48 (1985).

Research Article

An optimal control problem for glider winch-launch trajectories

Clements, John C.

Util. Math. 28, 49-60 (1985).

Research Article

Some complete balanced Howell rotations for an odd number of tables and the equation pm=s2+4

Anderson, B. A.; Leonard, P. A.; Bremner, Andrew

Util. Math. 28, 61-76 (1985).

Research Article

A note on some variations of local adjunct grammars

Subramanian, K. G.

Util. Math. 28, 77-89 (1985).

Research Article

A note on equi-neighboured block designs

Sarvate, D. G.

Util. Math. 28, 91-98 (1985).

Research Article

Frequency partitions of k-uniform hypergraphs

Bhat-Nayak, Vasanti N.; Naik, Ranjan N.

Util. Math. 28, 99-104 (1985).

Research Article

Quasi-steady heat and mass transfer in a porous, sublimable medium

Shen, C. Y.

Util. Math. 28, 105-112 (1985).

Research Article

Balanced designs for two-variety competition experiments

Street, Deborah J.; Wilson, William H.

Util. Math. 28, 113-120 (1985).

Research Article

A new approximation to the F distribution

Ojo, M. O.

Util. Math. 28, 121-128 (1985).

Research Article

Directed graphs with the fixed path length property and products of points

Mendelsohn, N. S.; Padmanabhan, R.; Wolk, B.

Util. Math. 28, 129-135 (1985).

Research Article

Discrete analogues of some inequalities ascribed to Wirtinger

Pachpatte, B. G.

Util. Math. 28, 137-143 (1985).

Research Article

Note on medians of C(n)-trees

Truszczyński, Mirosław

Util. Math. 28, 145-149 (1985).

Research Article

On numerical schemes of the Crank-Nicolson type for the cylindrical diffusion equation

Ben-Zarty, Omar

Util. Math. 28, 151-157 (1985).

Research Article

On Numerov’s method for solving two point boundary value problems

Agarwal, Ravi P.

Util. Math. 28, 159-174 (1985).

Research Article

Duality for a multiple objective nonlinear nonconvex program

Bector, C. R.; Bhatia, B. L.

Util. Math. 28, 175-191 (1985).

Research Article

Computation of the exact covering number g(1,3;11)

Allston, J. L.; Stanton, R. G.; Wirmani-Prasad, A.

Util. Math. 28, 193-200 (1985).

Research Article

A note on the period length of the continued fraction expansion of certain d−−√

Williams, H. C.

Util. Math. 28, 201-209 (1985).

Research Article

A note on pair coverings with maximal block length five

Allston, J. L.; Stanton, R. G.

Util. Math. 28, 211-217 (1985).

Research Article

Semi-infinite programming duality and finite elements in plane stress plasticity

Kortanek, K. O.

Util. Math. 28, 219-242 (1985).

Research Article

The design of experiments for linear model selection with the jackknife criterion

Herzberg, Agnes M.; Tsukanov, A. V.

Util. Math. 28, 243-253 (1985).

Research Article

Reciprocal polynomials and quadratic transformations

Andrews, George E.

Util. Math. 28, 255-264 (1985).

Research Article

Identities in combinatorics. IV: Differentiation and harmonic numbers

Andrews, George E.; Uchimura, K.

Util. Math. 28, 265-269 (1985).

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