superregular

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superregular (not comparable)

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- 2016, P. J. Almeida, D. Napp, R. Pinto, “Superregular matrices and applications to convolutional codes”, in arXiv‎^[1]:
  Given a a times b, a larger than or equal to b, superregular matrix over a field, we show that if all of its rows are nonzero then any linear combination of its columns, with nonzero coefficients, has at least a-b+1 nonzero entries.