Research Output per year

## Fingerprint Weighted list of dominant concepts in the researcher's publications (titles and abstracts).

Matrix Function
Mathematics

Numerical Range
Mathematics

Almost Periodic
Mathematics

Factorization
Mathematics

Toeplitz Operator
Mathematics

Triangular matrix
Mathematics

Singular Integral Operator
Mathematics

Periodic Functions
Mathematics

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## Research Output 1975 2019

## A note on the maximal numerical range

Spitkovsky, I. M., Jan 1 2019, In : Operators and Matrices. 13, 3, p. 601-605 5 p.Research output: Contribution to journal › Article

Open Access

Numerical Range

Intersection

Operator

If and only if

## Integral operators of the L-convolution type in the case of a reflectionless potential

Hasanyan, D., Kamalyan, A., Karakhanyan, M. & Spitkovsky, I., Jan 1 2019,*Modern Methods in Operator Theory and Harmonic Analysis - OTHA 2018, Revised and Extended Contributions.*Karapetyants, A., Kravchenko, V. & Liflyand, E. (eds.). Springer New York LLC, p. 175-197 23 p. (Springer Proceedings in Mathematics and Statistics; vol. 291).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Convolution Operator

Integral Operator

Convolution

Wiener-Hopf Operator

Regular Operator

## Quantitative results on continuity of the spectral factorization mapping

Ephremidze, L., Shargorodsky, E. & Spitkovsky, I., Jan 1 2019, (Accepted/In press) In : Journal of the London Mathematical Society.Research output: Contribution to journal › Article

Spectral Factorization

Matrix Function

Logarithm

Positive definite

Analytic function

## Singularities of base polynomials and Gau–Wu numbers

Camenga, K. A., Deaett, L., Rault, P. X., Sendova, T., Spitkovsky, I. & Yates, R. B. J., Nov 15 2019, In : Linear Algebra and Its Applications. 581, p. 112-127 16 p.Research output: Contribution to journal › Article

Polynomial Basis

Polynomials

Singularity

Curve

Irreducible Matrix

## Some inequalities involving positive linear maps under certain conditions

Kumar, R., Sharma, R. & Spitkovsky, I. M., Jan 1 2019, In : Operators and Matrices. 13, 3, p. 843-854 12 p.Research output: Contribution to journal › Article

Open Access

Jensen's inequality

Matrix Algebra

Linear map

Convex function

Eigenvalue