Media type: E-Book Title: The convex Positivstellensatz in a free algebra Contributor: Helton, J. William [Author]; Klep, Igor [Author]; McCullough, Scott [Author] Published: Konstanz: Bibliothek der Universität Konstanz, 2011 Published in: Konstanzer Schriften in Mathematik ; 288 Extent: Online-Ressource Language: English Identifier: Keywords: Hankel-Matrix Origination: Footnote: Access State: Open Access