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Delta operator

Known as: Shift-equivariance, Shift-equivariant 
In mathematics, a delta operator is a shift-equivariant linear operator on the vector space of polynomials in a variable over a field that reduces… 
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Related topics

Related topics

8 relations
Binomial typeComputer scienceCyberneticsPolynomial

Broader (1)

Linear algebra

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2015
2015
Residue formulas for push-forwards in equivariant cohomology - a symplectic approach
The aim of this paper is to describe how to obtain residue-type formulas for push-forwards in equivariant cohomology, using the… 
2012
2012
S^1-equivariant Morse cohomology
We construct a deformed Morse complex computing the equivariant cohomology of a manifold M endowed with a smooth S^1-action. The… 
2006
2006
Existence of 121 limit cycles in a perturbed planar polynomial Hamiltonian vector field of degree 11
2006
2006
Further refinement on LMI-based digital redesign: delta-operator approach
This paper sharpens the recently developed linear-matrix-inequality-based digital redesign (LMI-based DR) technique. The… 
2004
2004
Low order sampled data H/sub /spl infin// control using the delta operator and LMIs
A procedure for H/sub /spl infin// optimization of low order controllers for discrete-time and sampled-data systems is presented… 
1993
1993
Algebraic structure of cohomological field theory models and equivariant cohomology
The definition of observables within conventional gauge theories is settled by general consensus. Within cohomological theories… 
1993
1993
A delta -operator recursive gradient algorithm for adaptive signal processing
The authors investigate how the delta operator can be used in adaptive signal processing and its numerical advantages in… 
1992
1992
Vector-channel lattice filters for the delta operator: Complete derivation
The numerical difficulties associated with high sampling rates have been the main motivation for the recent interest in… 
1992
1992
Delta-operator generalized predictive control (DGPC)
The authors present a version of the discrete time generalized predictive controller called DGPC, using the delta operator. The… 
1991
1991
Heaven and Hell Tilings
On utilise la methode des symboles de Delaney pour classifier a l’aide de I’ordinateur, a homeomorphisme equivariant pres, tous… 
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