79 search results - page 1 / 16 » Groupoids and Conditional Symmetry |
CP
2007
Springer
13 years 11 months ago
2007
Springer
We introduce groupoids – generalisations of groups in which not all pairs of elements may be multiplied, or, equivalently, categories in which all morphisms are invertible – as...
HYBRID
2007
Springer
13 years 11 months ago
2007
Springer
The aim of this paper is twofold. On one hand we present an approach to the general problem of nonlinear control in the framework of (differentiable) groupoids, which, in our opin...
BIOSYSTEMS
2010
13 years 5 months ago
2010
A spontaneous symmetry breaking argument is applied to the problem of protein form, via a Rate Distortion analysis of the relation between genome coding and the final condensation...
IJCGA
2010
13 years 2 months ago
2010
Symmetry equations are obtained for the rigidity matrix of a bar-joint framework in Rd . These form the basis for a short proof of the FowlerGuest symmetry group generalisation of...
CTCS
1989
Springer
13 years 9 months ago
1989
Springer
We introduce the notion of a candidate for “multiple valued universal constructions” and define stable functors (which generalise functors with left adjoints) in terms of fac...