Vyacheslav L. Girko

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The factor analysis of qualitative parameters carried out in 968 patients with lung cancer helped identify certain features which may play the key role in the development and, consequently, diagnosis of various types of the disease. In workers of major industries, smoking proved a significant factor of higher incidence of lung cancer. Formation of the habit(More)
Consider an N×n random matrix Yn = (Y n ij ) where the entries are given by Y ij = σij (n) √ n X ij , the X n ij being independent and identically distributed, centered with unit variance and satisfying some mild moment assumption. Consider now a deterministic N × n matrix An whose columns and rows are uniformly bounded in the Euclidean norm. Let n = Yn(More)
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