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math.CT2012
Classification des catégories associées à la matrice des coefficients 2 d'ordre donnée
Samer Allouch
In the previous papers we found a direct method to confirm, for any square matrix, if it is associated to any categories or not. According to this method, the matrix 2 (all coeffic…
math.CT2008★ 5 cited
Sur l'existence d'une catégorie ayant une matrice strictement positive donnée
Samer Allouch
The Leinster matrix corresponding to a finite category has entries counting the number of morphisms between objects. A first question is to know which positive integer matrices com…