A short proof is given of the necessary and sufficient conditions for the positivity and nonnegativity of a quadratic form subject to linear constraints.
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Communicated by M. Avriel
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Väliaho, H. On the definity of quadratic forms subject to linear constraints. J Optim Theory Appl 38, 143–145 (1982). https://doi.org/10.1007/BF00934328
- Quadratic forms
- positive-definitive quadratic forms
- nonnegative definite quadratic forms
- linear constraints