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Commutation theorem

Known as: Commutation theory, Semilinear, Commutation theorems 
In mathematics, a commutation theorem explicitly identifies the commutant of a specific von Neumann algebra acting on a Hilbert space in the presence… 
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Related topics

Related topics

4 relations
Dynamical systemErgodic theoryHilbert spaceQuantum statistical mechanics

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2009
2009
On the critical dimension of a fourth order elliptic problem with negative exponent
2007
2007
Morawetz-Strichartz estimates for spherically symmetric solutions to wave equations and applications to semilinear Cauchy problems
2006
2006
Nonexistence of solutions to KPP-type equations of dimension greater than or equal to one
In this article, we consider a semilinear elliptic equations of the form u + f(u) = 0, where f is a concave function. We prove… 
2005
2005
Duhem Models for Hysteresis in Sliding and Presliding Friction
In this paper we analyze the Dahl, LuGre, and Maxwell-slip friction models as Duhem hysteresis models. We classify each model as… 
2001
2001
Unconditional stability of parallel alternating difference schemes for semilinear parabolic systems
1999
1999
Approximate controllability and its well-posedness for the semilinear reaction-diffusion equation with internal lumped controls
We consider the one dimensional semilinear reaction-diffusion equation, governed in Ω = (0,1) by controls, supported on any… 
1998
1998
Long-time behavior of solutions to a class of stochastic parabolic equations with homogeneous white noise: Stratonovitch's case
Abstract. In this article we prove new results concerning the long-time behavior of random fields that are solutions in some… 
1995
1995
Maximum principle for state-constrained optimal control problems governed by quasilinear elliptic
In this paper, the authors study an optimal control problem for quasilinear elliptic PDEs with pointwise state constraints. Weak… 
1988
1988
The fundamental group of the space of linear Fredholm operators and the globalanalysis of semilinear equations
We compute the parity of a path of Fredholm operators in terms of its index bundle. The result is applied to the study of… 
Highly Cited
1969
Highly Cited
1969
On Equal Matrix Languages
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