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The flow of a DAE near a singular equilibrium

Beardmore, R. E.; Laister, Robert

Authors

R. E. Beardmore



Abstract

We extend the differential-algebraic equation (DAE) taxonomy by assuming that the linearization of a DAE about a singular equilibrium has a particular index-2 Kronecker normal form. A Lyapunov-Schmidt procedure is used to reduce the DAE to a quasilinear normal form which is shown to posses quasi-invariant manifolds which intersect the singularity. In turn, this provides solutions of the DAE which pass through the singularity.

Journal Article Type Article
Publication Date Jan 1, 2003
Journal SIAM Journal on Matrix Analysis and Applications
Print ISSN 0895-4798
Electronic ISSN 1095-7162
Publisher Society for Industrial and Applied Mathematics
Peer Reviewed Peer Reviewed
Volume 24
Issue 1
Pages 106-120
DOI https://doi.org/10.1137/S0895479800378660
Keywords differential algebraic equations, invariant manifold, singular equilibrium, matrix pencil
Public URL https://uwe-repository.worktribe.com/output/1037620
Publisher URL http://dx.doi.org/10.1137/S0895479800378660