@ARTICLE{Kaczorek_T._Positivity_2019, author={Kaczorek, T.}, volume={67}, number={No. 2}, journal={Bulletin of the Polish Academy of Sciences Technical Sciences}, pages={229-233}, howpublished={online}, year={2019}, abstract={The positivity of fractional descriptor linear continuous-time systems is investigated. The solution to the state equation of the systems is derived. Necessary and sufficient conditions for the positivity of fractional descriptor linear continuous-time systems are established. The considerations are illustrated by numerical examples.}, type={Artykuły / Articles}, title={Positivity of fractional descriptor linear continuous-time systems}, URL={http://www.journals.pan.pl/Content/112196/PDF/08_229-234_01064_Bpast.No.67-2_06.02.20.pdf}, doi={10.24425/bpas.2019.128606}, keywords={fractional, descriptor, linear, continuous-time, system, stability, solution, positivity}, }