경력 |
Professional Position • 2003. 03. - Present: Professor at Department of Mathematics, Ajou Univ. • 1999. 03. - 2003. 02.: Associate Professor at Dept. of Mathematics, Ajou Univ. • 1996. 03. - 1999. 02.: Assistant Professor at Dept. of Mathematics, Ajou Univ. • 1995. 07. - 1996. 02.: Assistant Professor at Dept. of Mathematics, KNU • 1994. 07. - 1995. 06.: Assistant Professor at Dept. of Mathematics, UC Irvine, U.S.A.
University Administration • 2011. 03 - 2015. 08 : Dean of College of Natural Sciences, Ajou University • 2003. 09 - 2005. 07.: Vice President of Ajou University for Admissions • 2001. 02 - 2003. 01.: Head of Department of Mathematics, Ajou University
Professional Affiliation • Editor of the Korean Journal of Mathematics, 2013.01 - present • Editor of East Asian Journal on Applied Mathematics, 2011.01 - present • Editor of Advances in Applied Mathematics and Mechanics, 2009 - present • Editor of the Journal of KMS, 2010.01 - 2012.12 • Chief Editor of the Journal of KSIAM, 2009.01 - 2010.12 • Editor of SIAM Journal of Numerical Analysis, 2003.01 - 2008.12 • Editor of Bulletin of the Korean Mathematical Society 2004.01 - 2007.12 • Reviewer of AMS Review, since 2000 • Vice President of KSIAM, 2004.01 - 2006.12, 2008.01 - 2009. 12 • Program manager of Korea Research Foundation, 2005-2007 • President of Applied Mathematics Forum, 1999 - 2000
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논문 및 연구활동 |
- 연구활동(주요논문)
-
[논문]
ERROR ESTIMATES OF STOCHASTIC OPTIMAL NEUMANN BOUNDARY CONTROL PROBLEMS
(SIAM JOURNAL ON NUMERICAL ANALYSIS)
- 2011.11
이형천, Jangwoon Lee, Max Gunzburger
-
[논문]
A posteriori error estimators for stabilized P1 nonconforming approximation of the Stokes problem
(COMPUTER METHODS IN APPLIED MECHANICS AND ENGINEERING)
- 2010.11
이형천, 김광연
-
[논문]
First-order system least-squares methods for an optimal control problem by the Stokes flow
(SIAM Journal on Numerical Analysis)
- 2009.04
이형천, 유수록, 김상동
-
[논문]
POD and CVT-based reduced-order modeling of Navier-Stokes flows
(Computer methods in applied mechanics and engineering)
- 2006.10
이형천, Max Gunzburger, John Burkardt
-
[논문]
Centroidal Voronoi tessellation-based reduced-order modeling of complex systems
(SIAM Journal on Scientific Computing)
- 2006.04
이형천, John Burkardt, Max Gunzburger
- 국제학술논문지
-
[논문]
A cell boundary element method for s flux control problem
(JOURNAL OF THE KOREAN MATHEMATICAL SOCIETY)
- 2013.01
이형천, 전영목
-
[논문]
ERROR ESTIMATES OF STOCHASTIC OPTIMAL NEUMANN BOUNDARY CONTROL PROBLEMS
(SIAM JOURNAL ON NUMERICAL ANALYSIS)
- 2011.11
이형천, Jangwoon Lee, Max Gunzburger
-
[논문]
Convergence of the Newton's method for an optimal control problems for Navier-Stokes equations
(BULLETIN OF THE KOREAN MATHEMATICAL SOCIETY)
- 2011.11
이형천, 김상동, 최영미
-
[논문]
A posteriori error estimators for stabilized P1 nonconforming approximation of the Stokes problem
(COMPUTER METHODS IN APPLIED MECHANICS AND ENGINEERING)
- 2010.11
이형천, 김광연
-
[논문]
A posteriori error estimators for nonconforming finite element methods of the linear elasticity problem
(JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS)
- 2010.11
이형천, 김광연
-
[논문]
Boundary Feedback Control of the Burgers Equations by a Reduced-Order Approach Using Centroidal Voronoi Tessellations
(JOURNAL OF SCIENTIFIC COMPUTING)
- 2010.06
이형천, 박광일
-
[논문]
First-Order System Least-Squares Methods for a Flux Control Problem by the Stokes Flow
(COMMUNICATIONS IN COMPUTATIONAL PHYSICS)
- 2010.04
이형천, 김상동, 류수록
-
[논문]
A MULTIGRID METHOD FOR AN OPTIMAL CONTROL PROBLEM OF A DIFFUSION-CONVECTION EQUATION
(JOURNAL OF THE KOREAN MATHEMATICAL SOCIETY)
- 2010.02
이형천, 백헌기, 김상동
-
[논문]
Analysis and computations of least squares method for optimal control problems for the Stokes equations
(JOURNAL OF THE KOREAN MATHEMATICAL SOCIETY)
- 2009.09
이형천, 김상동, 최영미
-
[논문]
First-order system least-squares methods for an optimal control problem by the Stokes flow
(SIAM Journal on Numerical Analysis)
- 2009.04
이형천, 유수록, 김상동
-
[논문]
Optimal control problems for the two dimensional Rayleigh_Benard type convection by a gradient method
(Japan Journal of Industrial and applied mathematics)
- 2009.02
이형천
-
[논문]
NUmerical simulations of the steady Navier-Stokes using adaptive meshing schemes
(International Jounal for Numerical Methods in Fluids)
- 2008.02
이형천, Li Tian, Lili Ju
-
[논문]
Analysis and finite element approximation of an optimal control problem for the Oseen viscoelastic fluid flow
(Journal of Mathematical Analysis and Applications)
- 2007.11
이형천, Hyesuk Lee
-
[논문]
A least-squares/penalty method for distributed optimal control problems for Stokes equations
(An International Journal Computers And Mathematics with Applications)
- 2007.05
이형천, 최영미, 신병천
-
[논문]
Redeuced-order modeling of Burgers equations based on centroidal Voronoi tessellation
(International Journal of Numerical Analysis and Modeling)
- 2007.02
이형천, 이성환, 박광일
-
[논문]
POD and CVT-based reduced-order modeling of Navier-Stokes flows
(Computer methods in applied mechanics and engineering)
- 2006.10
이형천, Max Gunzburger, John Burkardt
-
[논문]
Centroidal Voronoi tessellation-based reduced-order modeling of complex systems
(SIAM Journal on Scientific Computing)
- 2006.04
이형천, John Burkardt, Max Gunzburger
-
[논문]
Analysis and approximation of linear feedback control problems for the Boussinesq equations
(Computers and mathematics with applications)
- 2006.04
이형천, 최영미
-
[논문]
Reduced-order modeling of Navier-Stokes equations via centroidal Voronoi tessellation
(Contemporary Mathematics)
- 2006.01
이형천, Max Gunzburger
-
[논문]
Fully discrete approximation of a velocity and temperature tracking problem for the Boussinesq equations with piecewise distributed controls
(Math. Meth. Appl. Sci.)
- 2005.07
이형천, 신병천
-
[논문]
FInite element approximations and computations of optimal control problems for the stationary Boussinesq equations with distributed and Neumann boundary controls
(Far East Journal of Applied mathematics)
- 2005.07
이형천, 김영관, 김수현
-
[논문]
Analysis of optimal control problems for the two-dimensional thermistor system
(SIAM J. Control Optim.)
- 2005.07
이형천, TIMOFEY SHILKIN
-
[논문]
Finite element approximation and computations of optimal dirichlet boundary control problems for the Boussinesq equations
(Journal of Korean Math. Soc.)
- 2004.07
이형천, 김수현
-
[논문]
Least-squares spectral collocation method for the Stokes equations
(Nemerical Methods for Partial Differential Equations)
- 2004.01
이형천, 이상동, 신병천
-
[논문]
Pseudospectral least-squares method for the second-order elliptic boundary value problem
(SIAM Journal of Numerical Analysis)
- 2003.10
이형천, 신병천, 김상도
-
[논문]
Analysis and computational methods of Dirichlet boundary optimal control problems for 2D Boussinesq equations
(Advances in Computational Mathematics)
- 2002.12
이형천
-
[논문]
Dynamics for controlled 2-D Boussinesq syatems with distributed controld
(Journal of Mathematical Analysis and Applicaations)
- 2002.09
이형천
-
[논문]
Dynamics for Linear Feedback Controlled Two-Dimensional Benard Equations with Distributed Controls
(Applied Mathematics and Optimization (Spronger-Verlag))
- 2001.09
이형천, 신병춘
-
[논문]
Global existence of weak solutions for viscous incompressible flows around a moving rigid body in three dimensions
(Journal of Mathematical Fluid Mechanics)
- 2000.10
이형천, Max D. Gunzburger, Gregory Seregin
-
[논문]
Analysis of Neumann boundary optimal control problems for the stationary Boussinesq equations including solid media
(SIAM Journal on Control and Optimization)
- 2000.09
이형천, Oleg Imanuvilov
-
[논문]
Piecewise optimal distributed controls for 2D Boussinesq equations
(Mathematical Methods in the Applied Sciences)
- 2000.02
이형천, 신병춘
-
[논문]
Analysis of optimal control problems for the 2-D stationary Boussinesq equations
(Journal of mathematical analysis and applications)
- 2000.02
이형천
-
[논문]
A least-squares method for optimal control problems for a second-order elliptic system in two dimensions
(Journal of Mathematical Analysis and Applications)
- 2000.02
이형천, 최영미
-
[논문]
A penalty/least-squares method for optimal control problems for first-order elliptic systems
(Applied Mathematics and Computation)
- 2000.01
이형천, Max D. Gunzburger
-
[논문]
Analysis and approximation of optimal control problems for first-order elliptic systems in three dimensions
(Applied Mathematics and Computation)
- 1999.04
이형천, Max D. Gunzburger
-
[논문]
Feedback Control of Karman Vortex Shedding
(Journal of Applied Mechanics)
- 1996.09
이형천, Max D. Gunzburger
- 국내학술논문지
-
[논문]
ANALYSIS OF VELOCITY-FLUX FIRST-ORDER SYSTEM LEAST-SQUARES PRINCIPLES FOR THE OPTIMAL CONTROL PROBLEMS FOR THE NAVIER-STOKES EQUATIONS
(Journal of the Korean Society for Industrial and Applied Mathematics)
- 2010.06
최영미, 이형천
-
[논문]
DISTRIBUTED FEEDBACK CONTROL OF THE BURGERS EQUATION BY A REDUCED-ORDER APPROACH USING WEIGHTED CENTROIDAL VORONOI TESSELLATION
(Journal of the Korean Society for Industrial and Applied Mathematics)
- 2009.12
이형천, 박광일, 이준엽
-
[논문]
Adaptive CVT-based reduced-order modeling of Burgers equation
(Journal of the Korean Society for Industrial and Applied Mathematics)
- 2009.06
이형천, QIANG DU, GUAUG-RIPIAO
-
[논문]
Analysis of first-order system Least-squares for the optimal control problems for the Navier-Stokes problems
(Journal of the Korean Society for Industrial and Applied Mathematics)
- 2007.12
이형천, 신병천, 최영미, 김상동
-
[논문]
Reduction of Modes for the Computations of Navier-Stokes Equations
(Trends in Mathematics)
- 2003.06
이형천
-
[논문]
Finite element approximation and computations of boundary optimal control problems for the Navier-Stokes flow through a channel with steps
(Journal of the Korean Mathematical Society)
- 1999.01
이형천, 이용훈
-
[논문]
Analysis of some nonlocal boundary value problems associated with feedback control
(Bulletin of the Korean Mathematical Society)
- 1998.05
이형천
-
[논문]
Iteration Method for Constrained Optimization Problems Governed by PDE
(Communications of the Korean Mathematical Society)
- 1998.01
이형천
-
[논문]
Analysis and Computations of Optimal and Feedback Control Problems for Navier-Stokes Equations
(Journal of the Korean Mathematical Society)
- 1997.11
이형천
-
[논문]
Analysis of some boundary value problems for Stokes flows
(Kyungpook Mathematical Journal)
- 1996.03
이형천, Max D. Gunzburger
- 국제학술발표
-
[학술회의]
A posteriori Error Estimates for Stabilized P1 Nonconforming Aprroximation of the Stokes Problem
(International Workshop on Computational and Applied Mathematics)
- 2013.05
이형천
-
[학술회의]
A stochastic sparse grid collocation method for stochastic optimal control problem
(International Conference in Mathematics and Applications 2013)
- 2013.01
이형천
-
[학술회의]
A sparse grid collocation method for Stochastic optimal control problems
(2012 Academic Exchange Meeting of Mathematical workers betwween China and Korea)
- 2012.12
이형천
-
[학술회의]
A stochastic sparse grid collocation method for stochastic optimal control problems
(The second international conference on scientific computing)
- 2012.05
이형천
-
[학술회의]
Analysis and Finite Element Approximations of Optimal COntrol Problems for Stochastic PDEs
(SIAM Conference on Uncertainty Quantification)
- 2012.04
이형천
-
[학술회의]
Stochastic Finite Element method for stochastic control problems
(International Conference on Boundary and Interior Layers)
- 2012.02
이형천, 이장운
-
[학술회의]
Numerical Approximations for Stochastic Optimal Control Problems
(7th International Congress on Industrial and Applied Mathematics)
- 2011.07
이형천
-
[학술회의]
Analysis and Computations of Optimal Control Problems for Stochastic Partial Differential Equations
(Workshop on Foundations of Numerical PDEs, FoCM2011)
- 2011.07
이형천
-
[학술회의]
Analysis and Computations of an Optimal Control Problems for Stochastic PDEs
(Yonsei CSE International Workshop on CFD & Computational Mathematics)
- 2010.09
이형천, Max D Gunzburger, 이장운
-
[학술회의]
Analysis and Finite Element Approximations of Optimal Neumann Boundary Control Problems for Stochastic PDEs
(The 6th EAST ASIA SIAM)
- 2010.06
이형천
-
[학술회의]
FInite element approximations of stochastic optimal Neumann boundary control problems
(International Workshop on Scientific Computing and Nonlinear Partial Differential Equations)
- 2010.06
이형천
-
[학술회의]
확률편미분방정식의 최적제어 문제에 대한 수치해법
(Uncertainty Quantification)
- 2010.05
이형천
-
[학술회의]
POD and CVT based reduced-order modeling for partial differential equations
(제 1 회 중국수학회-대한수학회 공동학술회의 )
- 2010.05
이형천
-
[학술회의]
POD and CVT based reduced-order modeling for partial differential equations
(Workshop on Challenges and Advances in Computational Material Simulation and Design)
- 2009.07
이형천
-
[학술회의]
First-order system least-squares methods for a flux control problem by the Stokes flow
(The 5th EASIAM Conference (부르나이))
- 2009.06
이형천
-
[학술회의]
Optimal Control Problems for the two dimensional Rayleih-B\'{e}nard convection by a gradient method
(The second international conference on information and systems sciences)
- 2008.12
이형천
-
[학술회의]
An adaptive CFCVDT meshing schemes for Navier-Stokes equations
(The second China-Japan-Korea Conference on Numerical Mathematics)
- 2008.08
이형천
-
[학술회의]
Differential Equations Using Reduced Order Modeling
(UKC2008)
- 2008.08
이형천
-
[학술회의]
Reduced-Order Modeling Of Optimal Control Problems For Navier-Stokes Equations
(The 3rd East Asia SIAM Conference)
- 2007.11
이형천
-
[학술회의]
Adaptive finite-element meshing scheme for the Steady Navier-Stokes Equations
(6th International Congress on Industrial and Applied Mathematics)
- 2007.07
이형천, Lili Ju
-
[학술회의]
Computations of optimal control problems for Navier-Stokes flows using POD and CVT-based ROM
(International Conference on Recent Developments of Numerical Schemes for Flow Problems)
- 2007.06
이형천
-
[학술회의]
Adaptive Numerical Simulations of the Steady Navier-Stokes Equations
(NIMS Interantional Workshop on Fluid Dynamics)
- 2007.06
이형천
-
[학술회의]
Reduced Order Modeling of Partial Differential Equations Via CVT
(2007 SIAM Confernce on Computational Science and Engineering)
- 2007.02
이형천
-
[학술회의]
Redeuced Order Modeling of PDE and MD
(International conference on Recent Advances in Scientific Computationa)
- 2006.06
이형천
-
[학술회의]
Feedback control of the Burgers equation by a CVT-based reduced-order modeling
(MAASS 85th Annual meeting)
- 2006.03
이형천, 박광일
-
[학술회의]
Computations of optimal control problems for the stationary BEnard problem
(The 2nd International Conference on Scientific Computing and Partial Differential Equations)
- 2005.12
이형천
-
[학술회의]
Linear feedback control problems for the Boussinesq equations
(Workshop on Numerical Analysis of Flow Problems and Validated Computations)
- 2005.11
이형천, 최영미
-
[학술회의]
Ideal point distributions, best mode selections and optimal spatial partitions via centroidal voronoi tesseallations
(The 2nd International Symposium on Voronoi Diagrams in Science and Engineering)
- 2005.10
이형천, Qiang Du, Xiaoqiang Wang, Maria Emelianenko
-
[학술회의]
Reduced-order modeling of Burgers equations based on centroidal Voronoi tessellation
(The 2nd International Symposium on Voronoi Diagrams in Science and Engineering)
- 2005.10
이형천, 이성환
-
[학술회의]
Reduced-order modeling of partial differential equations via POD and CVT
(JSAIM 2005 Annual Meeting)
- 2005.09
이형천
-
[학술회의]
Optimal control problems for thermistor system
(The sixth SIAM Confernece on Control and Its Applications)
- 2005.07
이형천
-
[학술회의]
Analysis of optimal control problem for the two dimensional thermistor system
(제3회 한중 수치해석 워크샵)
- 2005.02
이형천
-
[학술회의]
Centroidal Voronoi Tessellations based reduced-order modeling of complex flows including control of fluid flows
(SIAM COnference on Computational Sciences and Engineering)
- 2005.02
이형천
-
[학술회의]
PDE Model Reduction by Clustering
(2004 SIAM Annual meeting)
- 2004.07
이형천, Max D. Gunzburger, John Burkardt
-
[학술회의]
Some numerical computations of reduced order model of complex systems
(Recent advances in adaptive computation)
- 2004.05
이형천
-
[학술회의]
Analysis and computations of linear feedback control problems for the Boussinesq equations
(Com^2MaC Conference on Computatational Mathematics)
- 2003.12
이형천
-
[학술회의]
Reduced order modeling of complex systems
(20th Biennial confernece on Numerical Anaysis 2003)
- 2003.06
이형천, Gunzburger, Max, Burkardt, John, Du, Qiang
-
[학술회의]
Pseudo-Spectral Least-Squares for Elliptic and Stokes Problems
(2003 SIAM Annual Meeting)
- 2003.06
이형천
-
[학술회의]
Reduced-order modeling of Navier-Stokes system based on centroid Voronoi tessellaation
(제2회 한중 수치해석 워크샵)
- 2003.02
이형천
-
[학술회의]
Computations of a velocity and temperature tracking problem for the Boussinesq equations with piecewise distributed controls
(Navier-Stokes Equations and Related Topics)
- 2002.09
이형천
-
[학술회의]
Fully discrete approximation of a velocity and temperature tracking problem for the Boussinesq equations with piecewise distributed controls
(Satellite conference on Scientific Computing of ICM2002-Beijing)
- 2002.08
이형천
-
[학술회의]
Analysis and computations of Nuemann boundary optimal control problems for the stationary Boussinesq equations
(40th IEEE Conference on Decision and Control)
- 2001.12
이형천
-
[학술회의]
Study on viscous incompressible flows around a moving rigid body
(International conference on partial differential equations)
- 2001.12
이형천
-
[학술회의]
Analysis and computations of viscous incompressible flows around a moving rigid body
(SIAM Annual Meeting)
- 2001.07
이형천
-
[학술회의]
Analysis of viscous incompressible flows around a moving rigid body
(965회 미국수학회 정기학술회의)
- 2001.04
이형천
-
[학술회의]
Numerical methods for incompressible viscous flow around moving rigid bodies
(The first Chinese-Korean Joint Workshop on Recent Advances in Numerical Analysis and Its Application)
- 2001.02
이형천
-
[학술회의]
Dynamics for controlled Boussinesq equations
(Pacific Rim Dynamical Systems Conference)
- 2000.08
이형천, 전영목
-
[학술회의]
Optimal control of 2D Boussinesq equations
(International workshop on differntial equations)
- 1999.07
이형천
-
[학술회의]
Least squares methods for optimal control problems
(The 19th Daewoo workshop)
- 1999.07
이형천, 최영미, 김수현
-
[학술회의]
Optimal control of Boussinesq system
(Recent Trends and Advances in PDEs and Numerical PDEs)
- 1998.08
이형천
-
[학술회의]
Analysis and approximation of optimal control problems for div-curl systems in three dimensions
(Inverse problems and related topics)
- 1998.02
이형천
-
[학술회의]
Analysis and Computation of boundary optimal control of incompressible flows
(The 4th Korea-Japan PDE Conference)
- 1996.12
이형천
- 국내학술발표
-
[학술회의]
Applied Mathematics, Scientific Computing and Interdisciplinary Study
(한국산업응용수학회 2012 학술대회)
- 2012.11
이형천
-
[학술회의]
An optimal control problem of stochastic partial differential equations
(한국산업응용수학회 학술대회)
- 2011.11
이형천
-
[학술회의]
Optimal control problems for the two dimensional Rayleih-Benard convection
(NIMS WOrkshop "Mathematical Analysis, Numerics and Applications in fluid and gas dynamics)
- 2009.02
이형천
-
[학술회의]
POD, CVT를 이용한 나비어-스톡스 방정식의 제어문제의 모델 리덕션
(2007년도 대한수학회 가을연구발표회)
- 2007.10
이형천
-
[학술회의]
나비어-스톡스 유체의 Reduced-order 모델링
(2005 대한수학회 정기총회 및 가을연구발표회)
- 2005.10
이형천
-
[학술회의]
Reduced-order optimal control problems for Navier-Stokes equations
(제13회 응용수학포럼)
- 2004.08
이형천
-
[학술회의]
Analysis and approximation of linear feedback control problems for the Boussinesq equations
(2003년도 KSCAM 학술발표회)
- 2003.09
이형천, 최영미
-
[학술회의]
Centroidal Voronoi tessellation-based reduced-order modeling of Navier-Stokes equations
(2003년도 KSCAM 학술발표회)
- 2003.09
이형천
-
[학술회의]
Computational methods for stabilization of the Boussinesq equations via internal feedback controls
(제11회 응용수학포럼)
- 2003.08
이형천, 최영미
-
[학술회의]
Reduced-ordered modeling for computations for the time-dependent Navier-Stokes equations
(2002년도 가을 연구발표회)
- 2002.10
이형천
-
[학술회의]
Computational methods for optimal control problems of fluid flows
(2002 한국전산응용수학회 학술발표대회)
- 2002.09
이형천
-
[학술회의]
Computations of optimal control problems for the stationary Boussinesq equations
(Conference on Copmutational Mathematics)
- 2001.07
이형천
-
[학술회의]
점성, 비압축성 유체의 제어
(대한수학회 봄 연구발표화)
- 1999.04
이형천
-
[학술회의]
Analysis of optimal control problems for Boussinesq system
(대한수학회 1998년 가을 연구발표회)
- 1998.08
이형천, O.Y Imanuvilov
-
[학술회의]
Optimal control problems in fluid mechanics
('98 수리과학정보센터 학술대회)
- 1998.08
이형천
-
[학술회의]
New Iteration Method for Constrained Optimization Problems
(대한수학회 논문 초록집)
- 1997.10
이형천
-
[학술회의]
Analysis and Least Squares Finite Element Approximation of Optimal Control Problems
(_)
- 1997.10
이형천
-
[학술회의]
Karhunen-Loeve Decomosition을 이용한 캐오스 계산
(정기학술대회)
- 1996.04
이형천
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