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math.FA2021
Quadratic transformation and matrix biorthogonal polynomials: an factorization approach
Kiran Kumar Behera
The manuscript presents the approach to matrix biorthogonal polynomials when all the even ordered entries in the Gram matrix are zero. This arises in case of a quadratic trans…
math.FA2020
A generalized inverse eigenvalue problem and -functions
Kiran Kumar Behera
In this manuscript, a generalized inverse eigenvalue problem is considered that involves a linear pencil of matrices arising in the the…