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Publications by Costin Popescu

The Operator Spectrum of the Six-Dimensional (1,0) Theory

Journal of High Energy Physics
High Energy PhysicsNuclear
1999English

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On the Periodic Spectrum of the 1-Dimensional Schrödinger Operator

Commentarii Mathematici Helvetici
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1990English

The Numerical Spectrum of a One-Dimensional Schrödinger Operator With Two Competing Periodic Potentials

Communications in Mathematical Sciences
MathematicsApplied Mathematics
2007English

On the Spectrum of a Linear Operator

Glasgow Mathematical Journal
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1972English

On the Spectrum of a Toeplitz Operator

Pacific Journal of Mathematics
Mathematics
1964English

On the Spectrum of an Integral Operator

Glasgow Mathematical Journal
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1986English

On the Approximation of the Spectrum of the Stokes Operator

ESAIM: Mathematical Modelling and Numerical Analysis
Numerical AnalysisApplied MathematicsAnalysisSimulationModelingComputational Mathematics
1989English

On the Homology Theory of Operator Algebras

International Journal of Mathematics and Mathematical Sciences
Mathematics
2012English

The Paulsen Problem in Operator Theory

Operators and Matrices
Number TheoryAnalysisAlgebra
2013English

Spectrum of the Kerzman?Stein Operator for Model Domains

Integral Equations and Operator Theory
Number TheoryAnalysisAlgebra
2004English

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