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» Summability in topological spaces
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88
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CDC
2008
IEEE
162views Control Systems» more  CDC 2008»
15 years 7 months ago
Synchronization in networks of nonlinear oscillators with coupling delays
Abstract— We consider the synchronization problem of an arbitrary number of coupled nonlinear oscillators with delays in the interconnections. The emphasis is on coupled Lorenz s...
Wim Michiels, Henk Nijmeijer
106
Voted
KI
1999
Springer
15 years 4 months ago
On the Translation of Qualitative Spatial Reasoning Problems into Modal Logics
Among the formalisms for qualitative spatial reasoning, the Region Connection Calculus and its variant, the constraint algebra RCC8, have received particular attention recently. A...
Werner Nutt
97
Voted
CG
2006
Springer
15 years 17 days ago
Connectivity preserving digitization of blurred binary images in 2D and 3D
Connectivity and neighborhood are fundamental topological properties of objects in pictures. Since the input for any image analysis algorithm is a digital image, which does not ne...
Peer Stelldinger, Ullrich Köthe
94
Voted
SIAMCO
2002
78views more  SIAMCO 2002»
15 years 5 days ago
Strong Optimality for a Bang-Bang Trajectory
In this paper we give sufficient conditions for a bang-bang regular extremal to be a strong local optimum for a control problem in the Mayer form; strong means that we consider the...
Andrei A. Agrachev, Gianna Stefani, PierLuigi Zezz...
113
Voted
JSYML
2010
120views more  JSYML 2010»
14 years 7 months ago
Universally measurable subgroups of countable index
We prove that any countable index, universally measurable subgroup of a Polish group is open. By consequence, any universally measurable homomorphism from a Polish group into the i...
Christian Rosendal