160 search results - page 20 / 32 » Homomorphism preservation theorems |
ENTCS
2006
13 years 7 months ago
2006
Functors which are determined, up to natural isomorphism, by their values on objects, are called DVO (Defined by Values on Objects). We focus on the collection of polynomial funct...
ENTCS
2006
13 years 7 months ago
2006
Locality is a standard notion of finite model theory. There are two well known flavors of it, based on Hanf's and Gaifman's theorems. Essentially they say that structure...
NN
2006
Springer
13 years 7 months ago
2006
Springer
- Since the discovery of the SOMs by T. Kohonen, many results have been found in order to get a better description of their behaviour. Most of them are very convincing but from a m...
CRYPTO
2003
Springer
14 years 21 days ago
2003
Springer
Abstract. Cryptographic systems often involve running multiple concurrent instances of some protocol, where the instances have some amount of joint state and randomness. (Examples ...
PRICAI
1999
Springer
13 years 11 months ago
1999
Springer
Abstract. In multi-agent reinforcement learning systems, it is important to share a reward among all agents. We focus on the Rationality Theorem of Profit Sharing [5] and analyze ...