Only gratitude!
Only gratitude!
Senior Researcher
e-mail : yunhee.euh@gmail.com
Sep. 2004 ~ Aug. 2009 : PhD, Department of Mathematics, Sungkyunkwan University
March 2002 ~ Aug. 2004 : Master's Degree, Department of Mathematics, Sungkyunkwan University
Thesis : Credit Risk Modeling -KMV
Advisor : Seki Kim
March 1998 ~ Feb. 2002 : Bachelor of Science in Mathematics, Department of Applied Mathematics , Kumoh National Institute of Technology
July 2023 ~ Current : Senior Researcher, Institute of Basic Science, Sungkyunkwan University
June 2022 ~ June 2023 : PostDoc Researcher, AORC, Sungkyunkwan University
Mar. 2021 ~ June 2022 : Senior Researcher, Institute of Basic Science, Sungkyunkwan University
Jan. 2020 ~ Dec. 2020: PostDoc Researcher, Chonnam National University
Nov. 2017 ~ Aug. 2019 : Senior Researcher, Industrial and Mathematical Data Analytics Research Center, Seoul National University
Sep. 2016 ~ Oct. 2017 : PostDoc Researcher, Research Institute of Mathematics, Seoul National University
Aug. 2013 ~ Aug. 2016 : PostDoc Researcher, National Institute for Mathematical Sciences
Sep. 2010 ~ July 2013 : PostDoc Researcher, SungKyunKwan University (Sep. 2010 ~ Aug. 2011 : Supported by National Research Foundation of Korea )
Sep. 2009 ~ Aug. 2010 : PostDoc Researcher, Niigata University, JAPAN (Supported by National Research Foundation of Korea )
[22] Chun, S. H.; Euh, Y., A classification of three-dimensional weakly $\eta$-Einstein manifolds, Mediterranean Journal of Mathmatics 22 (2025), article number 200 .
[21] Derdzinski, A.; Euh, Y: Kim, S; Park, J. H., On weakly Einstein K\"ahler surfaces, to appear in International Journal of Mathematics, Vol. 36 (2025) No. 14, 2550057
[20] Euh, Y: Kim, S; Nikolayevsky, Y.; Park, J. H., On Weakly Einstein Lie Groups, Mediterranean Journal of Mathematics 22 (2025), article number 86
[19] Chun, S. H.; Euh, Y., Three-dimensional homogeneous contact metric manifolds with weakly eta-Einstein structures, Turkish Journal of Mathematics 47 (2023) , no. 4, 1247–1257.
[18] Cho, J. T.; Chun, S. H.; Euh, Y., Integrability of an almost complex structure on $S^{4}×_{f}V^{2}$. Bull. Korean Math. Soc. 59 (2022), no. 4, 801–810.
[17] Euh, Y.; Kim, J.; Park, J. H., Curvature identities for Einstein manifolds of dimensions 5 and 6. Turkish Journal of Mathematics 46 (2022), no. 6, 2530–2544.
[16] Cho, J. T.; Chun, S. H.; Euh, Y., Weakly η-Einstein contact manifolds. Results Math. 77 (2022), no. 3, Paper No. 110, 16 pp.
[15] Euh, Y.; Kim, J.; Nikolayevsky, Y.; Park, J. H., On 2-Stein submanifolds in space forms. Results Math. 77 (2022), no. 2, Paper No. 84, 7 pp.
[14] 천정희 (Jung Hee Cheon) , 어윤희 (Yunhee Euh) , 김재윤 (Jae-yun Kim), 개인정보가 보호되는 동형암호기반 금융데이터분석(Privacy-Preserving Finance Data Analysis Based on Homomorphic Encryption), 금융정보연구 7권1호, 2018년, 33-60.
[13] Euh, Y.; Park, J. H.; Sekigawa, K., Characteristic function of Cayley projective plane as a harmonic manifold. Hokkaido Math. J. 47 (2018), no. 1, 191–203.
[12] Euh, Y.; Park, J. H.; Sekigawa, K., A curvature identity on a 6-dimensional Riemannian manifold and its applications. Czechoslovak Math. J. 67(142) (2017), no. 1, 253–270.
[11] Euh, Y.,; Sekigawa, K., Notes on a question raised by E. Calabi. Bull. Korean Math. Soc. 53 (2016), no. 1, 83–90.
[10] Euh, Y.; Park, J. H.; Sekigawa, K., A generalization of a 4-dimensional Einstein manifold. Math. Slovaca 63 (2013), no. 3, 595–610.
[9] Euh, Y.; Park, J. H.; Sekigawa, K., Curvature identities derived from the integral formula for the first Pontrjagin number. Differential Geom. Appl. 31 (2013), no. 4, 463–471.
[8] Euh, Y.; Gilkey, P.; Park, J. H.; Sekigawa, K., Transplanting geometrical structures. Differential Geom. Appl. 31 (2013), no. 3, 374–387.
[7] Euh, Y.; Sekigawa, K., Orthogonal almost complex structures on the Riemannian products of even-dimensional round spheres. J. Korean Math. Soc. 50 (2013), no. 2, 231–240.
[6] Euh, Y.; Park, J. H.; Sekigawa, K., A curvature identity on a 4-dimensional Riemannian manifold. Results Math. 63 (2013), no. 1-2, 107–114.
[5] Euh, Y.; Jeong, C.; Park, J. H., A remark concerning universal curvature identities on 4-dimensional Riemannian manifolds. Bull. Korean Math. Soc. 49 (2012), no. 5, 1081–1088.
[4] Euh, Y.; Sekigawa, K., Notes on strictly nearly Kähler Einstein manifolds. C. R. Acad. Bulgare Sci. 64 (2011), no. 6, 791–798.
[3] Euh, Y.; Park, J. H.; Sekigawa, K., Critical metrics for quadratic functionals in the curvature on 4-dimensional manifolds. Differential Geom. Appl. 29 (2011), no. 5, 642–646.
[2] Euh, Y.; Lee, J.; Park, J. H.; Sekigawa, K.; Yamada, A., Almost Hermitian surfaces with vanishing Tricerri-Vanhecke Bochner curvature tensor. Colloq. Math. 122 (2011), no. 1, 33–52.
[1] Euh, Y.; Park, J. H.; Sekigawa, K., Nearly Kähler manifolds with vanishing Tricerri-Vanhecke Bochner curvature tensor. Differential Geom. Appl. 27 (2009), no. 2, 250–256.
International Conference for the 80th Anniversary of the Korean Mathematical Society, STC, Seoul, Korea, June 22-25, 2026
Title: Complete critical metrics for the $L^2$-norm of the Riemann curvature in dimension four
2026 Youngnam Mathematical Society annual meeting, Pukyong National University, Pusan, Korea, July 6-8, 2026
Title: Weakly Einstein and Wealy eta-Einstein Almost Contact Metric Three-Manifolds
The 2025 International Conference of the Honam Mathematical Society, GIST, Gwangju, Korea, June 19-21, 2025
Title: On four-dimensional weakly Einstein Kähler manifolds
2025 KMS Spring Meeting, KAIST, Daejeon, Korea, April 24~26, 2025
Title: Characterization of a weakly Einstein Kähler surface
The 2024 Conference of the Honam Mathematical Society, Jeonbuk National University, Jeonju, South Korea, June 21-22, 2024
Title: Some submanfolds in a space form
2023 KMS Spring Meeting, KOFST, Daejeon Convention Center, Daejeon, Korea, April 27-29, 2023
Title: On some homogeneous contact metric spaces (in Special Session 22)
2022 Global KMS International Conference, KOFST, Seoul, Korea, October 18-21, 2022
Title: Curvature identities on Einstein manifolds (in Special Session 6)
International Workshop on Differential Geometry, Sungkyunkwan University, Suwon, Korea, August 8, 2022.
Title: Curvature identities on 5- or 6-dimensional Einstien manifolds
2020 KMS Spring Meeting, Virtual Conference, July 3, 2020
Title: Integrability of an almost complex structure on warped product manifold $S^4\times_f V^2$
2015 KMS Annual Meeting, Yonsei University, Seoul, Korea, October 23-25, 2015
Title: Orthogonal complex structures on a warped product manifold $V^2\times_f S^4$
2013 KMS Annual Meeting, University of Seoul, Seoul, Korea, October 24-26, 2013
Title: Orthogonal almost complex structures on products of $S^{2n}$
2012 KMS Fall Meeting, Daejon Convention Center(DCC), Daejon, Korea, October 5-6
Title: Applications of the curvature identity on 4-dimensional Riemannian manifolds
2011 KMS Spring Meeting, Korea University, Seoul, Korea, April 30
Title: A curvature identity on a 4-dimensional Riemannian manifold and its applications
2008 KMS Spring Meeting, Keimyung University, Daegu, Korea, April 26
Title: TV Bochner flat nearly K\"ahler manifolds
2007 KMS Spring Meeting, Inha University, Incheon, Korea, April 21
Monthly Seminar, AORC, Sungkyunkwan University, Suwon, Korea, July 29, 2022
Title: Curvature identies and their applications
Differential Gemetry Seminar, Chonnam National University, Gwangju, Korea, Feb. 3, 2020
Title: Notes on a question raised by E. Calabi
11th KIAS Winter School on Geometry, High1 Resort, Kangwon, Korea, January 24-29, 2016
Title: Integrability of orthogonal almost complex structures on spheres
Differential Geometry and PDE seminar, KIAS, Seoul, Korea, July 2, 2014
Title: Riemannian curvature functionals on 4-manifolds
Differential Geometry and PDE seminar, KIAS, Seoul, Korea, Feb 17, 2014
Title: Critical metrics for quadratic Riemannian functionals on 4-dimensional manifolds
8th KIAS Winter School on Differential Geometry, High1 Resort, Kangwon, Korea, January 20-24, 2014
Title: Generalization of 4-dimensional Einstein manifolds
산업수학 특강
R을 활용한 의료데이터 분석 및 시각화, 금오공과대학교, 2019년 1월 31일-2월 1일
데이터 보안 및 분석 1,2, 금오공과대학교, 2018년 11월 20일, 27일
오늘과 내일의 수학, 인천대학교, 2018년 5월 01일
수학의 화려한 외출, 인천대학교, 2016년 11월 24일
인공지능과 수학 연구회 발표
텍스트 데이터의 감성분석, 제5회 모임, 서울대학교 상산수리과학관, 7월 20일, 2018
R을 활용한 텍스트 데이터 분석, 제4회 모임, 이화여자대학교 종합과학관, 4월 6일, 2018년
Math talk concerts - What dimension am I? The 4th Math Culture Festival, Gwacheon National Science Museum, 2014, August 16.
2019 Summer School on Cryptography, Seoul National University, Seoul, June 24-27, 2019
2015 KWMS The 11th International Conference, KAIST, Daejeon, Korea, July 2-3, 2015
Spring, 2024
Linear Algebra, in SKKU
Fall, 2020
Calculus 2, in Kumoh National Institute for Technology(KIT)
Calculus 2, in Inha University
Spring, 2020
Calculus 1,in KIT
Calculus 1 in Inha University
Fall, 2019
Calculus 2 in KIT
Spring, 2013
Calculus 1 in KIT
Calculus 1 in SKKU
Calculus in Incheon National University(INU)
Fall, 2012
Calculus 2, Linear Algebra in SKKU
Calculus, Differential Equation in INU
Spring, 2012
Calculus, Linear Algebra in INU
Spring, 2009
Calculus 1 in KIT
Fall, 2008
Basic Mathematics, Financial Mathematics in KIT
Spring, 2006
Probability and Statistics, Engineering mathematics 1 in KIT