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@article{490660,
author = {Došlý, Ondřej and Bohner, Martin and Kratz, Werner},
article_number = {3},
keywords = {Hamiltonian systems; symplectic systems; discrete quadratic functionals; nonnegativity},
language = {eng},
issn = {0013-0915},
journal = {Proc. Edinburhg Math. Soc},
title = {Positive semidefiniteness of discrete quadratic functionals},
url = {http://uk.cambridge.org/journals/pem},
volume = {46},
year = {2003}
}
TY - JOUR
ID - 490660
AU - Došlý, Ondřej - Bohner, Martin - Kratz, Werner
PY - 2003
TI - Positive semidefiniteness of discrete quadratic functionals
JF - Proc. Edinburhg Math. Soc
VL - 46
IS - 3
SP - 627-636
EP - 627-636
SN - 00130915
KW - Hamiltonian systems
KW - symplectic systems
KW - discrete quadratic functionals
KW - nonnegativity
UR - http://uk.cambridge.org/journals/pem
N2 - Necessary and sufficient condition for nonnegativity of quadratic functionals corresponding to symplectic difference systems is proved.
ER -
DOŠLÝ, Ondřej, Martin BOHNER a Werner KRATZ. Positive semidefiniteness of discrete quadratic functionals. \textit{Proc. Edinburhg Math. Soc}. 2003, roč.~46, č.~3, s.~627-636. ISSN~0013-0915.
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