Tag Archives: Marshall Hall


Rosemary Bailey, Tomas Nilson and I have just put a paper on the arXiv on this topic. I discussed related things here last year, but here is a reminder. A triple array is an r×c array whose entries are from … Continue reading

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Antiflag-transitive groups

More than 35 years ago, Bill Kantor and I published a paper classifying the finite antiflag-transitive collineation groups of classical projective and polar spaces. This was before the Classification of Finite Simple Groups had been announced, although it was already … Continue reading

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