A New Basis for Trades

  title={A New Basis for Trades},
  author={Gholamreza B. Khosrovshahi and S. Ajoodani-Namini},
  journal={SIAM J. Discrete Math.},
A very fast algorithm to generate a semitriangular basis for trades consisting of minimal trades (sparsest basis) is given. By augmenting the elements of this basis, we construct an infinite family of 2-designs. MIRAMARE TRIESTE August 1988 To be submitted for publication. This research was supported in part by a grant from the Research Council of the University of Tehran and was completed while G.B. Khosrovshahi was visiting ICTP. Permanent address: Department of Mathematics and Computer… CONTINUE READING
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