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ENTCS
2002
109views more  ENTCS 2002»
13 years 7 months ago
Induction, Coinduction, and Adjoints
We investigate the reasons for which the existence of certain right adjoints implies the existence of some final coalgebras, and vice-versa. In particular we prove and discuss the...
J. Robin B. Cockett, Luigi Santocanale
DCG
2010
146views more  DCG 2010»
13 years 5 months ago
An Elementary Deduction of the Topological Radon Theorem from Borsuk-Ulam
Abstract. The Topological Radon Theorem states that, for every continuous function from the boundary of a (d + 1)-dimensional simplex into Rn , there exist a pair of disjoint faces...
Craig R. Guilbault
IJCGA
2010
78views more  IJCGA 2010»
13 years 5 months ago
Operations Preserving Global Rigidity of Generic Direction-Length Frameworks
A two-dimensional direction-length framework is a pair (G, p), where G = (V ; D, L) is a graph whose edges are labeled as `direction' or `length' edges, and a map p from...
Bill Jackson, Tibor Jordán
JUCS
2010
82views more  JUCS 2010»
13 years 2 months ago
The Separation of Relativized Versions of P and DNP for the Ring of the Reals
: We consider the uniform BSS model of computation where the machines can perform additions, multiplications, and tests of the form x 0. The oracle machines can also check whether...
Christine Gaßner
SIGOPS
2010
80views more  SIGOPS 2010»
13 years 6 months ago
Mining dependency in distributed systems through unstructured logs analysis
Dependencies among system components are crucial to locating root errors in a distributed system. In this paper, we propose an approach to mine intercomponent dependencies from un...
Jian-Guang Lou, Qiang Fu, Yi Wang, Jiang Li