Dr. Christos Kravvaritis

Profile

Academic positionLecturer, Assistant Professor, Researcher
Research fieldsNumerical Analysis, Optimization, Simulation
KeywordsTensoren, Komprimierte Abtastung, Matrixfunktionen, Tensornetzwerke, Matrix Product States

Current contact address

CountryGreece
CityZografou
InstitutionNational Technical University of Athens
InstituteDepartment of Mathematics

Host during sponsorship

Prof. Dr. Thomas HuckleFakultät für Informatik, Technische Universität München, Garching
Start of initial sponsorship01/01/2009

Programme(s)

2008Humboldt Research Fellowship Programme for Postdocs

Publications (partial selection)

2018Dr. Christos Kravvaritis: Computations for Minors of Weighing Matrices with Application to the Growth Problem. In: Themistocles M. Rassias, Applications of Nonlinear Analysis. Springer, 2018. 537-579
2017Univ.-Prof. Dr. Thomas K. Huckle, Dr. Christos D. Kravvaritis: Properties of submatrices of Sylvester Hadamard matrices. In: Linear and Multilinear Algebra, 2017, 1629-1642
2016Dr. Christos Kravvaritis: Hadamard Matrices: Insights into Their Growth Factor and Determinant Computations. In: Themistocles M. Rassias, Vijay Gupta, Mathematical Analysis, Approximation Theory and Their Applications. Springer, 2016. 387-419
2016Prof. Dr. Matthias Bolten, Univ.-Prof. Dr. Thomas Huckle, Dr. Christos Kravvaritis: Sparse matrix approximations for multigrid methods . In: Linear Algebra and its Applications, 2016, 58-76
2015Prof. Dr. Matthias Bolten, Prof. Dr. Marco Donatelli, Univ.-Prof. Dr. Thomas Huckle, Dr. Christos Kravvaritis: Generalized grid transfer operators for multigrid methods applied on Toeplitz matrices. In: BIT Numerical Mathematics, 2015, 341-366
2014Univ.-Prof. Dr. Thomas Huckle, Dr. Christos Kravvaritis: A formalism for designing robust multigrid methods for Helmholtz-like problems. In: Mathematical Methods in the Applied Sciences, 2014, 230-236
2014Dr. Christos Kravvaritis: Determinant evaluations for binary circulant matrices. In: Special Matrices, 2014, 187-199
2012Univ.-Prof. Dr. Thomas Huckle, Dr. Christos Kravvaritis: Compact Fourier Analysis for Multigrid Methods based on Block Symbols. In: SIAM Journal on Matrix Analysis and Applications, 2012, 73-96