Unimodular matrix
Reference work entry
First Online:
DOI: https://doi.org/10.1007/1-4020-0611-X_1089
An m × n matrix Av such that any nonsingular square matrix formed by columns of Av has a determinant value equal to + 1 or −1. The matrix of the transportation problem is unimodular.
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© Kluwer Academic Publishers 2001