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MOC
1998
73views more  MOC 1998»
15 years 6 months ago
Efficient Runge-Kutta integrators for index-2 differential algebraic equations
Abstract. In seeking suitable Runge-Kutta methods for differential algebraic equations, we consider singly-implicit methods to which are appended diagonally-implicit stages. Metho...
J. C. Butcher, R. P. K. Chan
PE
2010
Springer
129views Optimization» more  PE 2010»
15 years 4 months ago
Optimal monotone forwarding policies in delay tolerant mobile ad-hoc networks
—In this paper we describe a framework for the optimal control of delay tolerant mobile ad hoc networks where multiple classes of nodes co-exist. We specialize the description of...
Eitan Altman, Tamer Basar, Francesco De Pellegrini
ICMS
2010
15 years 4 months ago
Computing Polycyclic Quotients of Finitely (L-)Presented Groups via Groebner Bases
We announce the development and implementation of a new GAP package PCQL. This facilitates the computation of consistent polycyclic presentations for polycyclic quotients of groups...
Bettina Eick, Max Horn
JSYML
2011
71views more  JSYML 2011»
15 years 1 months ago
The club principle and the distributivity number
Abstract. We give an affirmative answer to Brendle’s and Hruˇs´ak’s question of whether the club principle together with h > ℵ1 is consistent. We work with a class of ax...
Heike Mildenberger
FOSSACS
2011
Springer
14 years 10 months ago
Ordinal Theory for Expressiveness of Well Structured Transition Systems
To the best of our knowledge, we characterize for the first time the importance of resources (counters, channels, alphabets) when measuring expressiveness of WSTS. We establish, f...
Rémi Bonnet, Alain Finkel, Serge Haddad, Fe...