## Congressus Numerantium, Volumes 92-94 |

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### Contents

R Craigen The Craft of Weaving Matrices | 9 |

G H J van Rees SingleChange Covering Designs II | 33 |

H Law and R B Maguire A Critical Survey | 55 |

Copyright | |

7 other sections not shown

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### Common terms and phrases

1-factor 2-graph A-group adjacent algorithm allowable subgraphs approximation array assume automorphism group binary blocks C.DUNHAM capillary clique column combinatorial complete graph components Computer consider construct contains Corollary corresponding cycle of length deadlock defined denote digraph directed graph Discrete Math dominating set elements equation example exists Figure finite function given graph G Graph Theory greedoid hamiltonian hamiltonian cycle heavy graphs Hence implies induced subgraph integer interval graph isomorphic iteration labeled latin squares Lemma Let G linear Mathematics matrix matroid maximal method minimum Multigrid Multigrid method niche graph node nonlinear number of edges obtained one-factorizations pair parallel parameter partition path Proof REACHABLE result sequence shortest solution Steiner triple systems strongly heavy subgraphs of G subset symmetric systolic array Theorem trees triple systems unit interval graph values vector vertex vertices weighing matrices zero