We study the boundedness of the H∞ functional calculus for differential operators acting in L p(Rn; CN).For constant coefficients, we give simple conditions on the symbols implying such boundedness. For non-constant coefficients, we extend our recent r
We discuss the Lp multiplier thorem. In L2 setting, it is well known that ϕ(−L) is bounded if and on...
The connection between quadratic estimates and the existence of a bounded holomorphic functional cal...
AbstractIt is well-known that π2-sectorial operators generally do not admit a bounded H∞ calculus ov...
Perturbed Hodge-Dirac operators and their holomorphic functional calculi, as investigated in the pap...
International audienceThis paper concerns Hodge-Dirac operators DH=d+δ acting in Lp(Ω,Λ) where Ω is ...
Perturbed Hodge-Dirac operators and their holomorphic functional calculi, as investigated in the pap...
Perturbed Hodge-Dirac operators and their holomorphic functional calculi, as investigated in the pap...
We prove quadratic estimates for complex perturbations of Dirac-type operators, and thereby show tha...
Abstract. We make some remarks on earlier works on R−bisectoriality in Lp of perturbed first order d...
We prove R-bisectoriality and boundedness of the (Formula presented.)-functional calculus in (Formul...
Abstract. Let A be a 0-sectorial operator with a bounded H∞(Σσ)-calculus for some σ ∈ (0, pi), e.g. ...
We show that general systems of elliptic differential operators have a bounded H∞-functio...
The main study of this thesis is the holomorphic functional calculi for three classes of unbounded o...
Let X be a space of homogeneous type. Assume that an operator L has a bounded holomorphic functional...
The theory of functional calculus deals with the idea of 'inserting operators into functions'. The h...
We discuss the Lp multiplier thorem. In L2 setting, it is well known that ϕ(−L) is bounded if and on...
The connection between quadratic estimates and the existence of a bounded holomorphic functional cal...
AbstractIt is well-known that π2-sectorial operators generally do not admit a bounded H∞ calculus ov...
Perturbed Hodge-Dirac operators and their holomorphic functional calculi, as investigated in the pap...
International audienceThis paper concerns Hodge-Dirac operators DH=d+δ acting in Lp(Ω,Λ) where Ω is ...
Perturbed Hodge-Dirac operators and their holomorphic functional calculi, as investigated in the pap...
Perturbed Hodge-Dirac operators and their holomorphic functional calculi, as investigated in the pap...
We prove quadratic estimates for complex perturbations of Dirac-type operators, and thereby show tha...
Abstract. We make some remarks on earlier works on R−bisectoriality in Lp of perturbed first order d...
We prove R-bisectoriality and boundedness of the (Formula presented.)-functional calculus in (Formul...
Abstract. Let A be a 0-sectorial operator with a bounded H∞(Σσ)-calculus for some σ ∈ (0, pi), e.g. ...
We show that general systems of elliptic differential operators have a bounded H∞-functio...
The main study of this thesis is the holomorphic functional calculi for three classes of unbounded o...
Let X be a space of homogeneous type. Assume that an operator L has a bounded holomorphic functional...
The theory of functional calculus deals with the idea of 'inserting operators into functions'. The h...
We discuss the Lp multiplier thorem. In L2 setting, it is well known that ϕ(−L) is bounded if and on...
The connection between quadratic estimates and the existence of a bounded holomorphic functional cal...
AbstractIt is well-known that π2-sectorial operators generally do not admit a bounded H∞ calculus ov...
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