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math.FA2022
Extensions of the Schur majorisation inequalities
Rajendra Bhatia, Rajesh Sharma
We obtain some inequalities which are stronger than the Schur majorization inequalities.
math.FA2015
Positive Linear Maps and Perturbation bounds of Matrices
R. Sharma, R. Kumari
We show how positive unital linear maps can be used to obtain lower bounds for the maximum distance between the eigenvalues of two normal matrices. Some related bounds for the spre…