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Publikováno v:
Linear Algebra and its Applications. 431(11):2024-2034
An n-by-n sign pattern A is a matrix with entries in {+,-,0}. An n-by-n nonzero pattern A is a matrix with entries in {∗,0} where ∗ represents a nonzero entry. A pattern A is inertially arbitrary if for every set of nonnegative integers n1,n2,n3