贝雷帽 发表于 2025-3-26 20:56:32

1389-2177 putational aspects of the subject, and includes many of the recent and exciting developments in the area. Background information is given so that beginning graduate students and researchers 978-3-030-85549-9978-3-030-85547-5Series ISSN 1389-2177 Series E-ISSN 2197-795X

本能 发表于 2025-3-27 04:17:15

Appetitlosigkeit und Mangelernährungrepresentation theorem without denominators for a very general class of semialgebraic sets. What is remarkable and surprising about this theorem is that it implies the existence of certificates without denominators regardless of the polynomials . that are used to define the semialgebraic set.

2否定 发表于 2025-3-27 08:40:25

Sind Personen mit Demenz palliativbedürftig? the existence of certificates depends on choosing the right set of generators; in contrast to Schmüdgen’s Positivstellensatz,  results here are not true for any possible set of generators. Finally, we take a brief look at positivity on curves in the plane.

endocardium 发表于 2025-3-27 12:44:11

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Offensive 发表于 2025-3-27 14:44:51

1389-2177 bject.Features an extensive bibliography.This book collects and explains the many theorems concerning the existence of certificates of positivity for polynomials that are positive globally or on semialgebraic sets. A certificate of positivity for a real polynomial is an algebraic identity that gives

独轮车 发表于 2025-3-27 20:37:55

Sind Personen mit Demenz palliativbedürftig?lly large or small elements in .; every element is bounded. This idea of bounded elements extends to real commutative rings in a natural way, and it turns out that boundedness is the key property that allows for the existence of denominator-free certificates of positivity.

出处 发表于 2025-3-27 22:41:06

https://doi.org/10.1007/978-3-211-89352-4erent types of representations. Any polytope can be written as a basic closed semialgebraic set ., where . with each . linear such that no three of the .’s intersect in a point, see Sect. .. We will always assume . is of this type.

洁净 发表于 2025-3-28 02:26:05

Familienzentrierte Trauerbegleitunghe situation is not as well understood and there are many negative results. On the other hand, there are some surprising positive results, including examples of noncompact basic closed semialgebraic sets for which the strongest positivity property . holds.

AND 发表于 2025-3-28 10:17:04

The Archimedean Property,lly large or small elements in .; every element is bounded. This idea of bounded elements extends to real commutative rings in a natural way, and it turns out that boundedness is the key property that allows for the existence of denominator-free certificates of positivity.

合同 发表于 2025-3-28 12:25:41

Positivity on Polytopes,erent types of representations. Any polytope can be written as a basic closed semialgebraic set ., where . with each . linear such that no three of the .’s intersect in a point, see Sect. .. We will always assume . is of this type.
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查看完整版本: Titlebook: Certificates of Positivity for Real Polynomials; Theory, Practice, an Victoria Powers Book 2021 The Editor(s) (if applicable) and The Autho