Small perturbations and pairs of matrices that have the same immanent |
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| Authors: | Rosário Fernandes |
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| Institution: | 1. Faculdade de Ciências e Tecnologia, Departamento de Matemática , Universidade Nova de Lisboa , Quinta da Torre, 2829–516 Caparica, Portugal mrff@fct.unl.pt |
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| Abstract: | We study the behaviour of the covering number of an element of a family of vectors under small perturbations. We apply this study to obtain results on the pairs of matrices that have the same immanent. |
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| Keywords: | matroid immanent covering number small perturbations |
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