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[PDF] Top 20 On (N+K) Power Class (Q) Operators in the Hilbert Space - I

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On (N+K) Power Class (Q) Operators in the Hilbert Space - I

On (N+K) Power Class (Q) Operators in the Hilbert Space - I

... not class (Q) operator and 𝑇 ∗ 2 𝑇 4 = −1 −2 0 −1 ≠ 1 0 4 1 = (𝑇 ∗ 𝑇 2 ) 2 , and therefore T is not 2 power class (Q) ...3 power class (Q) ... See full document

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On (N+K) Power Class(Q) Operators in the
Hilbert Space - II

On (N+K) Power Class(Q) Operators in the Hilbert Space - II

... of operators in (n+k) power class (Q)for any k ≥ 0 and for particular integer n in the Hilbert ...in class (Q) on H , in addition it is complex ... See full document

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Isomorphism of Groups of Operators on Hilbert Space

Isomorphism of Groups of Operators on Hilbert Space

... Metric (or Distance Function): ―Let M be a non empty set then a real valued function d defined on M⨯M is called a distance function (or metric function or simply metric on M ) if the following conditions are satisfied ... See full document

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3. On k-quasi class $A_{n}^{*}$  operators

3. On k-quasi class $A_{n}^{*}$ operators

... Throughout this paper, let H be an infinite dimensional separable complex Hilbert space with inner product h·, ·i. Let L(H) denote the C ∗ algebra for all bounded operators on H. We shall ... See full document

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Fock Spaces for the q Dunkl Kernel

Fock Spaces for the q Dunkl Kernel

... [2] V. Bargmann, “On a Hilbert Space of Anal ytic Functions and an Associated Integral Transform, Part I,” Commu- nications on Pure and Applied Mathematics, Vol. 14, No. 3, 1961, pp. 187-214. ... See full document

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Obituary: T  Trevor West 1938 2012

Obituary: T Trevor West 1938 2012

... of operators on Banach spaces also and noted that if T is a Riesz operator with σ(T ) \ {0} finite, then it is straightforward that T = Q + C with QC = CQ = 0, but several questions were unresolved then, and ... See full document

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2. On k-quasi class Q operators

2. On k-quasi class Q operators

... complex Hilbert space with inner product h·, ...bounded operators on H. For T ∈ L(H), we denote by kerT the null space, by T (H) the range of T and by σ(T ) the spectrum of T ...and I, ... See full document

7

Norm and numerical radius inequalities for sums of operators in Hilbert spaces

Norm and numerical radius inequalities for sums of operators in Hilbert spaces

... linear space over the real or complex number field K and let us denote by H (X) the class of all positive semi-definite Hermitian forms on X, or, for simplicity, nonnegative forms on X, ...→ K ... See full document

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21. On the class of $n$-power quasi-normal operators on Hilbert space

21. On the class of $n$-power quasi-normal operators on Hilbert space

... complex Hilbert space, is quasi-normal if T and T ∗ T commute. The class of quasi-normal operators was first introduced and studied by ...this class contains normal operators and ... See full document

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BISHOP'S PROPERTY () AND WEIGHTED CONDITIONAL TYPE OPERATORS IN k-QUASI CLASS A n

BISHOP'S PROPERTY () AND WEIGHTED CONDITIONAL TYPE OPERATORS IN k-QUASI CLASS A n

... Let B(H) denote the C ∗ -algebra of all bounded linear operators on an infinite dimen- sional complex Hilbert space H. We shall write ker(T) and ran(T ) for the null space and range of T , ... See full document

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Aluthge Transformation of (n,k) Quasi Class Q and (n,k) Quasi Class Q^* Operators

Aluthge Transformation of (n,k) Quasi Class Q and (n,k) Quasi Class Q^* Operators

... new class of operators called (n,k) quasi class Q and (n,k) quasi class Q^* operators are introduced and studied some ...Quasi class ... See full document

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On a certain class of nonstationary sequences in Hilbert space

On a certain class of nonstationary sequences in Hilbert space

... the closed linear envelope of X = {X(n); n ∈ Z}. This representation as well as the spectral theory of the monoparametric groups of unitary operators allowed to find the general form of the function ... See full document

12

Hilbert space theory for relativistic dynamics with reflection. Special cases

Hilbert space theory for relativistic dynamics with reflection. Special cases

... associated Hilbert space theory. We intend to return to the Hilbert space theory for the general case in a companion ...these Hilbert space aspects in a wider context and ... See full document

70

Čebyšëv subspaces of JBW∗ triples

Čebyšëv subspaces of JBW∗ triples

... Banach space B(H, K) of bounded linear operators between two complex Hilbert spaces, H and K, where the triple product is de- fined by ...complex Hilbert space provided ... See full document

15

A study on numerical range of operators in a hilbert space

A study on numerical range of operators in a hilbert space

... Notwithstanding the fact that the numerical range is still a useful to o l f o r the study of finite matrices, the scope of the concept of numerical ranges has been enlarged by its usefu[r] ... See full document

107

Quantum time evolution in terms of nonredundant probabilities

Quantum time evolution in terms of nonredundant probabilities

... Conceptually, the “realization” introduced here differs from other formulations of quantum mechanics “without wave function” such as the familiar phase-space represen- tation through Wigner functions for a ... See full document

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A Study on Quasi Class Q Operator

A Study on Quasi Class Q Operator

... CLASS Q OPERATOR : In [2], B.P.Duggal, C.S.Kubrusly and N.Levan introduced a new class ‘Class Q ’ operator and showed that this class of operators properly induces the paranormal operat[r] ... See full document

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On a Class of Composition Operators on Bergman Space

On a Class of Composition Operators on Bergman Space

... Let h ∞ ( D ) be the space of bounded harmonic functions on D . Then h ∞ ( D ) ⊂ L ∞ ( D ). It is well known (see [9]) that every harmonic function on D is the sum of an analytic function and the conjugate of ... See full document

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Some generalization of power inequalities for the numerical radius of sum of products of two operators in a Hilbert space

Some generalization of power inequalities for the numerical radius of sum of products of two operators in a Hilbert space

... In this paper, we generalize some power inequalities numerical radius for the finite number sum of product of two operators in a Hilbert space.. Also we generalized some inequalities for[r] ... See full document

14

Trace Inequalities of Lipschitz Type for Power Series of Operators on Hilbert Spaces

Trace Inequalities of Lipschitz Type for Power Series of Operators on Hilbert Spaces

... Key words : Banach algebras of operators on Hilbert spaces, Power series, Lipschitz type inequalities, Jensen’s type inequalities, Trace of operators, Hilbert-Schmidt norm.. AMS Subject [r] ... See full document

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