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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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Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2011
2011
We establish a composition theorem of Stepanov almost periodic functions, and, with its help, a composition theorem of Stepanov… 
Highly Cited
2004
Highly Cited
2004
We are concerned with the semilinear differential equation in a Banach space X, x'(t)=Ax(t)+F(t,x(t)), t∈R, where A generates an… 
2003
2003
We obtain nontrivial solutions for semilinear ellip- tic boundary value problems with jumping nonlinearities that have resonance… 
1999
1999
We consider the one dimensional semilinear reaction-diffusion equation, governed in Ω = (0,1) by controls, supported on any… 
1998
1998
Abstract. In this article we prove new results concerning the long-time behavior of random fields that are solutions in some… 
1995
1995
In this paper, the authors study an optimal control problem for quasilinear elliptic PDEs with pointwise state constraints. Weak… 
1970
1970
A natural generalization of the concepts of Banach space and Banach algebra is obtained by omitting the condition that the sets… 
Highly Cited
1969