101 search results - page 7 / 21 » On completely nonmeasurable unions |
DAM
2008
13 years 7 months ago
2008
Polar graphs are a natural extension of some classes of graphs like bipartite graphs, split graphs and complements of bipartite graphs. A graph is (s, k)-polar if there exists a pa...
COMBINATORICA
2011
12 years 7 months ago
2011
The topological Tverberg theorem states that for any prime power q and continuous map from a (d + 1)(q − 1)-simplex to Rd , there are q disjoint faces Fi of the simplex whose im...
BIRTHDAY
2009
Springer
14 years 2 months ago
2009
Springer
Abstract. We investigate combinatorial commutation properties for reordering a sequence of two kinds of steps, and for separating wellfoundedness of unions of relations. To that en...
CAIP
2005
Springer
14 years 1 months ago
2005
Springer
We consider simple cube-curves in the orthogonal 3D grid. The union of all cells contained in such a curve (also called the tube of this curve) is a polyhedrally bounded set. The c...
AI
2000
Springer
14 years 1 hour ago
2000
Springer
Abstract. In this paper we focus on the problem of integrating knowledge bases expressed in a description logic. To this end, we propose three basic operations: union, intersection...