@misc{Kaczorek_Tadeusz_(1932-_)_Externally,
 author={Kaczorek, Tadeusz (1932- )},
 howpublished={online},
 publisher={Zielona Góra: Uniwersytet Zielonogórski},
 language={eng},
 abstract={The notions of externally and internally positive time-varying linear systems are introduced. Necessary and sufficient conditions for the external and internal positivities of time-varying linear systems are established. Moreover, sufficient conditions for the reachability of internally positive time-varying linear systems are presented.},
 type={artykuł},
 title={Externally and internally positive time-varying linear systems},
 keywords={sterowanie, sterowanie-teoria, sztuczna inteligencja, matematyka stosowana, informatyka},
}