Research

Publications

   Articles submitted for Peer Review
  1. Aikaterini Aretaki and John Maroulas.
    The higher rank numerical range of matrix polynomials, submitted. (arXiv)

  2. Aikaterini Aretaki and John Maroulas.
    The higher rank numerical range of nonnegative matrices, submitted. (arXiv)

  3. Aikaterini Aretaki and John Maroulas.
    The k-rank numerical radii, submitted. (arXiv)

   Articles published in Refereed International Scientific Journals
  1. Aikaterini Aretaki and John Maroulas.
    Investigating the numerical range and q-numerical range of non square matrices.
    Opuscula Mathematica, vol. 31 (2011), issue 3, p.303-315. (published version)

Conferences & Workshops

   Contributed Talks

  1. 17th ILAS on Pure and Applied Linear Algebra: The New Generation,
    Braunschweig, Germany, 22-26 August 2011.
    Upcoming Presentation: The higher rank numerical range of nonnegative matrices.

  2. Mat-Triad Workshop, Tomar, Portugal, 12-15 July 2011.
    Upcoming Presentation: Generalizations of numerical range of matrix polynomials.

  3. 22nd IWOTA, Sevilla, Spain, 3-9 July 2011.
    Upcoming Presentation: The k-rank numerical radii.

  4. 10th WONRA, Krakow, Poland, 27-29 June 2010.
    Presentation: The higher rank numerical range of matrix polynomials.

  5. 16th ILAS, Pisa, Italy, 21-25 June 2010.
    Presentation: Investigating the numerical range and q-numerical range of non square matrices.

  6. Linear Algebra Seminar, National Technical University of Athens, Greece, April 2010.
    Presentation: The k-rank numerical ranges (part of my Ph.D. Thesis).

  7. Linear Algebra Seminar, National Technical University of Athens, Greece, April 2010.
    Presentation: The numerical ranges of non square matrices (part of my Ph.D. Thesis).

  8. Mat-Triad Workshop, Bedlewo, Poland, 22-25 March 2009.
    Presentation: Investigating the numerical range of non square matrices .