Positive semidefiniteness of discrete quadratic functionals

DOŠLÝ, Ondřej, Martin BOHNER and Werner KRATZ. Positive semidefiniteness of discrete quadratic functionals. Proc. Edinburhg Math. Soc. 2003, vol. 46, No 3, p. 627-636. ISSN 0013-0915.

Basic information

Original name

Positive semidefiniteness of discrete quadratic functionals

Authors

DOŠLÝ, Ondřej (203 Czech Republic, guarantor), Martin BOHNER (276 Germany) and Werner KRATZ (276 Germany)

Edition

Proc. Edinburhg Math. Soc, 2003, 0013-0915

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Other information

Language

English

Type of outcome

Článek v odborném periodiku

Field of Study

10101 Pure mathematics

Country of publisher

United Kingdom of Great Britain and Northern Ireland

Confidentiality degree

není předmětem státního či obchodního tajemství

References:

URL

Impact factor

Impact factor: 0.333

RIV identification code

RIV/00216224:14310/03:00008363

Organization unit

Faculty of Science

UT WoS

000186879700008

Keywords in English

Hamiltonian systems; symplectic systems; discrete quadratic functionals; nonnegativity

Tags

discrete quadratic functionals, Hamiltonian systems, Nonnegativity, symplectic systems

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Abstract

V originále

Necessary and sufficient condition for nonnegativity of quadratic functionals corresponding to symplectic difference systems is proved.

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Links

GA201/01/0079, research and development project	Name: Kvalitativní teorie řešení diferenčních rovnic Investor: Czech Science Foundation, Qualitative theory of solutions of difference equations
MSM 143100001, plan (intention)	Name: Funkcionální diferenciální rovnice a matematicko-statistické modely Investor: Ministry of Education, Youth and Sports of the CR, Functional-differential equations and mathematical-statistical models