Title: What is the characteristic polynomial of a signal flow graph? (3 pages)
Author(s): Andrew D. Lewis
Detail: Sixty Open Problems in Mathematical Systems and Control Theory, Vincent Blondel and Alexandre Megretski (Eds.), Princeton University Press, ISBN 978-0-691-11748-5, pages 326-329, 2004

Original manuscript: 2003/02/05

230K pdf
Last Updated: Fri Oct 27 08:40:21 2017

Andrew D. Lewis (andrew at mast.queensu.ca)