Research output per year
Research output per year
Personal profile
Education
2008 Ph.D., Ewha Womans University
2003 M.S., Ewha Womans University
2001 B.S., Kyeongsang National University
2003 M.S., Ewha Womans University
2001 B.S., Kyeongsang National University
Professional Experience
• (2019.01) Bucknell University, USA, Distinguished Visiting Professor (1 week)
• (2012.06-2014.02) Research Professor, Ewha Womans University
• (2010.09-2012.5) Post-doc, Ewha Womans University
• (2012.06-2014.02) Research Professor, Ewha Womans University
• (2010.09-2012.5) Post-doc, Ewha Womans University
Research Interests
• Operator theory
• Local spectral theory/ Fredholm theory
• Function space theory
• Matrix theory
• Local spectral theory/ Fredholm theory
• Function space theory
• Matrix theory
Major Research Achievements
• Development of local spectral theory of complex symmetric operators (or operator matrices)
• Characterization of complex symmetric Toeplitz operators on the Hardy space
• Characterization of Binormal Toeplitz operator on the Hardy space
• Characterization of complex symmetric Toeplitz operators on the Hardy space
• Characterization of Binormal Toeplitz operator on the Hardy space
URL
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
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Collaborations and top research areas from the last five years
Recent external collaboration on country/territory level. Dive into details by clicking on the dots or
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Expansivity and Contractivity of Toeplitz Operators on Newton Spaces
Ko, E., Lee, J. E. & Lee, J., Mar 2024, In: Mediterranean Journal of Mathematics. 21, 2, 57.Research output: Contribution to journal › Article › peer-review
1 Scopus citations -
GENERALIZATION OF EXPANSIVE OPERATORS
Cho, M., Hur, I. & Lee, J. E., Jan 2024, In: Mathematical Inequalities and Applications. 27, 1, p. 159-171 13 p.Research output: Contribution to journal › Article › peer-review
Open Access -
H-Toeplitz operators on the function spaces
Kim, S., Ko, E., Lee, J. E. & Lee, J., Dec 2024, In: Monatshefte fur Mathematik. 205, 4, p. 757-786 30 p.Research output: Contribution to journal › Article › peer-review
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Matrix representation of Toeplitz operators on Newton spaces
Ko, E., Lee, J. E. & Lee, J., Mar 2024, In: Journal of Inequalities and Applications. 2024, 1, 43.Research output: Contribution to journal › Article › peer-review
Open Access -
On C-Normal Operator Matrices
Ko, E., Lee, J. E. & Lee, M. J., Aug 2024, In: Results in Mathematics. 79, 5, 195.Research output: Contribution to journal › Article › peer-review