The Horn Conjecture for Sums of Compact Selfadjoint Operators - Bercovici, H.; Li, W. S.; Timotin, D. (American journal of mathematics, 2009)
Keywords: Adjoints; Cardinality; Decreasing sequences; Eigenvalues; Exact sciences and technology; General mathematics; General, history and biography; Integers; Linear algebra; Mathematical analysis; Mathematical problems; Mathematical sequences; Mathematical vectors; Mathematics; Matrices; Nonlinear algebraic and transcendental equations; Numerical analysis; Numerical analysis. Scientific computation; Numerical linear algebra; Operator theory; Sciences and techniques of general use; Theorems; Compact operator; Eigenvalue; Mathematics; Rank; Self adjoint operator; Positive operator; Inequality