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99
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APPML
2006
71views more  APPML 2006»
15 years 27 days ago
The polynomial solution to the Sylvester matrix equation
For when the Sylvester matrix equation has a unique solution, this work provides a closed form solution, which is expressed as a polynomial of known matrices. In the case of non-u...
Qingxi Hu, Daizhan Cheng
91
Voted
APAL
2000
61views more  APAL 2000»
15 years 20 days ago
Higher type recursion, ramification and polynomial time
It is shown how to restrict recursion on notation in all finite types so as to characterize the polynomial time computable functions. The restrictions are obtained by using a rami...
Stephen J. Bellantoni, Karl-Heinz Niggl, Helmut Sc...
93
Voted
TABLEAUX
1999
Springer
15 years 5 months ago
linTAP: A Tableau Prover for Linear Logic
Abstract. linTAP is a tableau prover for the multiplicative and exponential fragment M?LL of Girards linear logic. It proves the validity of a given formula by constructing an anal...
Heiko Mantel, Jens Otten
DLOG
2001
15 years 2 months ago
TBoxes do not Yield a Compact Representation of Least Common Subsumers
For Description Logics with existential restrictions, the size of the least common subsumer (lcs) of concept descriptions may grow exponentially in the size of the input descripti...
Franz Baader, Anni-Yasmin Turhan
88
Voted
UC
2009
Springer
15 years 7 months ago
Membrane Dissolution and Division in P
Membrane systems with dividing and dissolving membranes are known to solve PSPACE problems in polynomial time. However, we give a P upperbound on an important restriction of such s...
Damien Woods, Niall Murphy, Mario J. Pérez-...