I agree that this site is using cookies. You can find further informations here.
X
Merkliste 
 1 Ergebnisse 
 
1

Essentially negative news about positive systems:

Zappavigna, A. ; Colaneri, P. ; Kirkland, S..
Linear Algebra and its Applications.  436 (2012)  9 - p. 3425-3442 , 2012
Link: https://doi.org/10.1016/j.laa.2011.12.021