Ajou Vision 5.0 Global Campus

Dasan University College

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Special faculty

대학다산학부대학다산학부대학

List

김연하Kim Yoenha

  • 소속 다산학부대학
  • 연구실
  • 이메일 yyhkim@ajou.ac.kr
  • 내선번호

관심분야

  • 수학/해석학/함수해석학/작용소이론

학력

  • 2011.02 이화여자대학교 대학원 박사
  • 2005.02 이화여자대학교 대학원 석사
  • 2002.02 이화여자대학교 학사

경력

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대표논문

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연구활동

  • [논문] Eungil Ko, 김연하, On Hyponormality of the Sum of Two Composition Operators, Filomat, Vol.36, No.11, pp. 3561-3572 (Dec, 2022)
  • [논문] Eungil Ko, 김연하, Characterizations of Square Roots of Unitary Weighted Composition Operators on H2, COMPLEX ANALYSIS AND OPERATOR THEORY, pp. 10.1007-22pages (Jan, 2022)
  • [논문] 김연하, Takahiko Nakazi, 고응일, 이종락, Hyponormality of singular Cauchy integral operators with matrix-valued symbols, HOKKAIDO MATHEMATICAL JOURNAL, Vol.48, No.2, pp. 443-459 (Aug, 2019)
  • [논문] Eungil Ko, Hanna Choi, 김연하, On operators satisfying the generalized Cauchy-Schwarz inequality, PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY, pp. 3447-3453 (Jan, 2017)
  • [논문] Eungil Ko, Seonjin Jo, 김연하, On Fuglede-Putnam properties, POSITIVITY, pp. 911-925 (Dec, 2015)
  • [논문] 김연하, Eungil Ko, Sungeun Jung, Iterated Aluthge transforms of composition operators on H2, INTERNATIONAL JOURNAL OF MATHEMATICS, pp. 1550079-1550079 (Aug, 2015)
  • [논문] 김연하, Eungil Ko, Sungeun Jung, Characterizations of binormal composition operators with linear fractional symbols on H2, APPLIED MATHEMATICS AND COMPUTATION, pp. 252-263 (Jun, 2015)
  • [논문] 김연하, Eungil Ko, Sungeun Jung, Jieun Lee, Complex symmetric weighted composition operators on H2(D), JOURNAL OF FUNCTIONAL ANALYSIS, pp. 323-351 (Jul, 2014)
  • [논문] Eungil Ko, Sungeun Jung, 김연하, Commutators of weighted composition operators, INTERNATIONAL JOURNAL OF MATHEMATICS, pp. 1450053-1450053 (May, 2014)
  • [논문] 김연하, Eungil Ko, Sungeun Jung, Composition operators for which C _{phi }^{AST } C _{phi } and C _{phi } +C _{phi } ^{AST } commute, COMPLEX VARIABLES AND ELLIPTIC EQUATIONS, pp. 1608-1625 (Jan, 2014)
  • [논문] 김연하, Eungil Ko, Sungeun Jung, On subscalarity of some 2 × 2 class A operator matrices, LINEAR ALGEBRA AND ITS APPLICATIONS, pp. 1322-1338 (Feb, 2013)
  • [논문] 김연하, Eungil Ko, Sungeun Jung, Jieun Lee, On (A;m)-expansive operators, STUDIA MATHEMATICA, pp. 3-23 (Dec, 2012)
  • [논문] 김연하, Eungil Ko, Insook Kim, Jieun Lee, Some connections between an operator and its Helton class, JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, pp. 1235-1249 (Apr, 2008)
  • [논문] 김연하, Jieun Lee, Eungil Ko, On the Helton class of p-hyponormal operators, PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY, pp. 2113-2120 (Jul, 2007)
해당 데이터는 존재하지 않습니다.
해당 데이터는 존재하지 않습니다.
해당 데이터는 존재하지 않습니다.
해당 데이터는 존재하지 않습니다.