Title of article :
On the Friedrichs extension of some block operator matrices
Author/Authors :
Alexei Konstantinov، نويسنده , , Reinhard Mennicken، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2002
Abstract :
We give a matrix representation for the resolvent of the Friedrichs extension of some semibounded 2×2 operator matrices and study their essential spectrum.
Keywords :
admissible majorant , Hardy space , inner function , shift operator , Hilbert transform , subspace , model
Journal title :
INTEGRAL EQUATIONS AND OPERATOR THEORY
Journal title :
INTEGRAL EQUATIONS AND OPERATOR THEORY
