Range of a contractive strongly positive projection in a C*-algebra
Colloquium Mathematicae (2015)
- Volume: 140, Issue: 1, page 87-89
- ISSN: 0010-1354
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topAndrzej Łuczak. "Range of a contractive strongly positive projection in a C*-algebra." Colloquium Mathematicae 140.1 (2015): 87-89. <http://eudml.org/doc/283443>.
@article{AndrzejŁuczak2015,
abstract = {We generalize a result of Choi and Effros on the range of a contractive completely positive projection in a C*-algebra to the case when this projection is only strongly positive using, moreover, an elementary argument instead of a 2×2-matrix technique.},
author = {Andrzej Łuczak},
journal = {Colloquium Mathematicae},
keywords = {strongly positive projection; -algebra},
language = {eng},
number = {1},
pages = {87-89},
title = {Range of a contractive strongly positive projection in a C*-algebra},
url = {http://eudml.org/doc/283443},
volume = {140},
year = {2015},
}
TY - JOUR
AU - Andrzej Łuczak
TI - Range of a contractive strongly positive projection in a C*-algebra
JO - Colloquium Mathematicae
PY - 2015
VL - 140
IS - 1
SP - 87
EP - 89
AB - We generalize a result of Choi and Effros on the range of a contractive completely positive projection in a C*-algebra to the case when this projection is only strongly positive using, moreover, an elementary argument instead of a 2×2-matrix technique.
LA - eng
KW - strongly positive projection; -algebra
UR - http://eudml.org/doc/283443
ER -
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