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The existence of Howell designs of side n+1 and order 2n. (English) Zbl 0491.05015


MSC:

05B15 Orthogonal arrays, Latin squares, Room squares
05B30 Other designs, configurations
Full Text: DOI

References:

[1] R. C. Bose, S. S. Shrikhande andE. T. Parker, Further results on the construction of mutually orthogonal Latin squares and the falsity of Euler’s conjecture,Can. J. Math. 12 (1960), 189–203. · Zbl 0093.31905 · doi:10.4153/CJM-1960-016-5
[2] R. K. Brayton, D. Coppersmith andA. J. Hoffman, Self-orthogonal Latin squares of all ordersn, 3, 6.Bull. AMS 80 (1974), 116–118. · Zbl 0277.05011 · doi:10.1090/S0002-9904-1974-13379-3
[3] M. Hall, Jr.,Combinatorial Theory, Blaisdell, Waltham, Mass. (1967). · Zbl 0196.02401
[4] S. H. Y. Hung andN. S. Mendelsohn, On Howell designs,J. Combinatorial Theory (A) 16 (1974), 174–198. · Zbl 0272.05021 · doi:10.1016/0097-3165(74)90043-0
[5] R. C. Mullin andW. D. Wallis, The existence of Room squaresAequationes Math. 13 (1975), 1–7. · Zbl 0315.05014 · doi:10.1007/BF01834113
[6] A. Rosa, P. J. Schellenberg andS. A. Vanstone, Generalized starter and adder constructions for Howell designs,Proc. 10th Southeastern Conf. on Combinatorics, Graph Theory and Computing (vol. II), Boca Raton, Fla. (1979), 833–842. · Zbl 0426.05011
[7] A. Sade, Produit direct-singulier de quasigroupes orthogonaux et anti abéliens,Ann. Soc. Sci. Bruxelles, Sér. I,74 (1960), 91–99. · Zbl 0100.02204
[8] S. M. P. Wang andM. Wilson, A few more squares, II (abstract),Proc. 9th Southeastern Conf. on Combinatorics, Graph Theory and Computing, Boca Raton, Fla. (1978), 688.
[9] B. A. Anderson, P. J. Schellenberg andD. R. Stinson, The existence of Howell designs of even side,preprint. · Zbl 0527.05013
[10] D. R. Stinson, The existence of Howell designs of all side, J. Combinatorial Theory,to appear. · Zbl 0472.05012
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