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- Courant Institute of Mathematical SciencesUS3 papers
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math.FA2009
Positivity of Riesz Functionals and Solutions of Quadratic and Quartic Moment Problems
Lawrence Fialkow, Jiawang Nie
We employ positivity of Riesz functionals to establish representing measures (or approximate representing measures) for truncated multivariate moment sequences. For a truncated mom…
math.FA2002
A duality proof of Tchakaloff's theorem
Raul E. Curto, Lawrence A. Fialkow
Tchakaloff's Theorem establishes the existence of a quadrature rule of prescribed degree relative to a positive, compactly supported measure that is absolutely continuous with resp…