cocycle


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cocycle

[′kō‚sī·kəl]
(mathematics)
A chain of simplices whose coboundary is 0.
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The authors cover ultraproduct von Neumann algebras, the canonical extension of irreducible endomorphisms, Kac algebras, generalized central quantum subgroups, Skew symmetric bicharacters, actions and cocycle actions, dual actions of finite groups, and many other mathematical subjects over the course of the bookAEs eight chapters.
In order to define a partial two cocycle for the partial action of [H'.
Diamond, "Time-dependent differential inclusions, cocycle attractors and fuzzy differential equations," IEEE Transactions on Fuzzy Systems, vol.
The minimum number of Fox colors and quandle cocycle invariants.
A cycle with one edge is called a loop and a cocycle with one edge is called a bridge.
In Section 2 we collect some notions and facts from the theory of dynamical systems (semigroup dynamical system, cocycle, full trajectory, non-autonomous dynamical system, compact global attractor) used in our paper.
of Colorado) construct a retracted relative cocycle representing the Connes-Chern character in relative cyclic cohomology and derive the ensuing pairing formulae with the K-theory, establishing a connection with the Atiyah-Patodi-Singer index theorem.
X [OMEGA] [right arrow] B(X) is said to be a stochastic cocycle (over the semiflow [phi]) if it satisfies ([c.
a] defines a cocycle [MATHEMATICAL EXPRESSION NOT REPRODUCIBLE IN ASCII.
alpha][element of]A], which satisfy the cocycle condition
F-modified coaction) we need to also use the modified action, which we obtain by adding and subtracting an appropriate cocycle.
The paper proves the 2-cohomology vanishing for Borel cocycle actions of R with Rohlin property, obtains the approximate vanishing of the 1-cohomology of a Rohlin flow, and shows that by disintegration, this suffices to prove the main theorem for centrally ergodic flows.