Properties of the graph topology for scalar transfer functions

DOI10.4310/CIS.2002.v2.n3.a1zbMath1119.93379MaRDI QIDQ817389

Thomas S. Brinsmead, Brian D. O. Anderson

Publication date: 16 March 2006

Published in: Communications in Information and Systems (Search for Journal in Brave)

zbMATH Keywords

nu-gap metricscalar homotopysubunitary homotopy, Cauchy indexVinnicombe metric

Mathematics Subject Classification ID

Frequency-response methods in control theory (93C80) Operator-theoretic methods (93B28) Robust stability (93D09) Boundary value problems in the complex plane (30E25) Homotopy theory (55P99)