Mathematical Proceedings of the Cambridge Philosophical Society · 1971 · 31 citations · 4 references
Natural SciencesMathematicsAlgebraComplex SystemsRepresentation TheoryLinear AlgebraMatrix ComputationMatrix FactorizationMatrix StructureQuadratic FormsPositive Matrix Factorization
1. Introduction . DEFINITION. If with a ij = a ji , is a real quadratic form in x 1 …, x n , and where L k = c k l x 1 + … + c kn x n ( c kj ≥ 0 for k = 1, …, t ), then Q is called a completely positive form, and A = ( a ij ) is called a completely positive matrix .
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