Subject <Equals> "510 Mathematik" Subject <Equals> "Modellreduktion" Subject <Equals> "Deskriptorsysteme" Subject <Equals> "descriptor systems" Subject <Equals> "inertia theorems" Type <Equals> "Doctoral Thesis" Subject <Equals> "Störungstheorie" Date Issued <Equals> "2002" Author <Equals> "Stykel, Tatjana"