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Books and Lecturenotes:
1. Chong-Kyu Han, Overdetermined PDE
systems of generic type, GARC Lecturenote series 53,
November 2007, Research Institute of Mathematics, Seoul
National Univ.
2. Several Complex Variables Introduction and topics; bounded symmetric spaces and overdetermined pde systems (In Korean ´Ùº¯¼öº¹¼ÒÇÔ¼ö·Ð, À¯°è´ëĪ¿µ¿ª ¹× °ú°áÁ¤Æí¹ÌºÐ¹æÁ¤½Ä ÀÔ¹®), with Jongdo Park, °æ¹®»ç, 2016
3. Involutivity of constrained Pfaff equations, lectures delivered in KSCV Workshop, Dec. 6-8, 2018, KIAS
Papers
54. Chong-Kyu Han, Donghoon Park The collision avoidance and the controllability for n-bodies in dimension one 2022, to appear,
53. Chong-Kyu Han, Constrained Pfaffian systems and quasi-linear PDEs of first order, 2021, to appear,
52. Chong-Kyu Han and Taejung Kim, Analytic continuation and differential equations (in Korean, Çؼ®Àû ¿¬Àå°ú ¹ÌºÐ¹æÁ¤½Ä) 2021, to appear
51. Chong-Kyu Han and Taejung Kim, Maximal domains of analytic continuation for quasi-linear differential equations of first order (2020), to appear
50. Chong-Kyu Han, Conservation laws and symmetry of differential equations-stories about E. Noether's Theorem (in Korean, º¸Á¸·ü°ú ¹ÌºÐ¹æÁ¤½ÄÀÇ ´ëĪ¼º-³úÅÍÀÇ Á¤¸®¸¦ Áß½ÉÀ¸·Î), J. History of Math. 31-5 (2018) 211-222
49. Kuerak Chung and Chong-Kyu Han, Nullity of the Levi-form and the associated subvarieties for pseudo-convex CR structures of hypersurface type, arXiv: 1802.02294, Bull. Korean Math. Soc. January 2019, Vol. 56-1, 169-178
48. Chong-Kyu Han and Hyeseon Kim, Invariant submanifolds for affine control systems, arXiv 1801.00072, Annales Polonici Mathematici 124-1 (2020) 61-73
47. Chong-Kyu Han and Jong-Do Park, Systems of quasi-linear PDE of first order with Cauchy data of higher codimensions, J. Math. Analysis and Applications, April 2015, Vol. 430-1, 390-402
46. Heungju Ahn and Chong-Kyu Han, Invariant submanifolds for vector fields of constant rank, preprint, Science China Math., 59-7 (2016) 1417-1426
45. Chong-Kyu Han andJongdo Park,
Local solvability of quasi-linear Cauchy-Riemann equations, Pacific J. Math., 265-1 (2013) 59-84 PDF
44. Chong-Kyu Han and Jongdo Park,
Method of characteristics and first integrals for overdetermined system of quasi-linear PDE of first order,
Sci. China Math., August 2015, Vol. 58 No. 8; 1665-1676 PDF
43. Chong-Kyu Han and Hyeseon Kim,
Holomorphic functions on almost complex manifolds, J.
Korean Math. Soc. 49 (2012), 379-394
42. Robert Foote and Chong-Kyu Han, First
integrals for Pfaffian systems, J. Geom. Anal., to appear
41. Heungju Ahn and Chong-Kyu Han,
Local geometry of Levi-forms associated with the exitence of complex
submanifolds and the minimality of generic CR manifolds, J. Geom.
Anal. 22 (2012) 561-582
40. Chong-Kyu Han, Foliations associated
with Pfaffian systems, Bull. Korean Math. Soc. ,46(2009),
931-940 PDF
39. Heungju Ahn, Chong-Kyu Han and Giuseppe
Zampieri, Minimality of CR submanifolds,
38. Chong-Kyu Han, Generalization of the
Frobenius theorem on involutivity, J. Korean Math. Soc.
46 (2009), 1087-1103 P DF
37. Chong-Kyu Han and Kanghyurk Lee,
Integrable submanifolds in almost complex manifolds,
J. Geom. Anal. 20 (2010) 177-192
36. Chong-Kyu Han and Giuseppe Tomassini, Complex
submanifolds in real hypersurfaces, J. Korean Math. Soc. 47 (2010), 1001-1015 PDF
35. Chong-Kyu Han, Jongwon Oh and Gerd Schmalz,
Symmetry algebra for multi-contact structures given by 2n vector
fields in R^{2n+1}, Math. Ann. (2008) 341: 529-542,
34. Chong-Kyu Han, Pfaffian systems of Frobenius
type and solvability of generic overdetermined PDE systems,
pp 421-430, in Symmetries and
overdetermined systems of partial differential equations, IMA
Volumes in Math. and its Appl. vol. 144, Springer-Verlag, 2007 pdf
33. Chong-Kyu Han, Overdetermined system of
linear pde's of first order of generic type, Proc.
Conf. on Several Complex Variables, on the occasion of Prof. Sheng
Gong's 75th birthday, Hefei,
China,
2005, PDF
32. Robert Foote,
Chong-Kyu Han and Jongwon Oh, Infinitesimal isometries along curves
and generalized Jacobi equations,
J. Geom. Anal. 23 (2013), 377-394
31. Chong-Kyu Han,
Complete prolongation of overdetermined pde systems and the
finiteness of multi-contact maps of R^3, Proc. Conf. on CR geometry,Levico Terme,Italy, to appear in 2005, PDF
30. Chung-ki Cho and Chong-kyu Han, Finiteness
of infinitesimal deformations of isometric embeddings and conformal
embeddings, Rocky Mt. J. Math. 35 (2005), 741-760 PDF
29. Chong-Kyu Han,Solvability of overdetermined pde systems that admit a complete prolongation
and some local problems in CR geometry, J. Korean Math. Soc. 40 (2003), 695-708 PDF
28. Jae-sung Cho and
Chong-kyu Han, Complete prolongation and the Frobenius integrability for
overdetermined systems of partial differential equations, J. Korean
Math. Soc. 39-2 (2002), 237-252 PDF
27. Chung-Ki
Cho and Chong-Kyu Han, Finiteness of infinitesimal deformations of CR
mappings of CR manifolds of nondegenerate Levi form, J. Korean Math. Soc.
39-1 (2002), 91-102 PDF
26. Chong-kyu Han and Sung-yeon Kim, Symmetry
of the tangential Cauchy-Riemann equations and scalar CR invarinats,
Osaka J. Math. 38 (2001), 851-867 PDF
25. Chong-kyu Han, Equivalence problem and
complete system of finite order, J. Korean Math. Soc. 37-2 (2000) 225-243 PDF
24. Chung-ki Cho and Chong-kyu Han, Ellipticity
of conformal embeddings, J. Math. Kyoto U.,
39-4 (1999) 597-606 PDF
23. Chung-ki Cho and Chong-kyu Han, Local
rigidity of hypersufaces in real euclidean spaces, Rocky Mt. J. Math. 30
(2000) 507-528 PDF
22. Chong-kyu Han, Complete differential system
for the mappings of CR manifolds of non-degenerate Levi forms, Math. Ann.
309 (1997) 401-409 PDF
21. Chong-kyu Han, A method of prolongation of
tangential Cauchy-Riemann equations, Overdetermined system and CR geometry
, Advanced Studies in Pure Math.25 (1997) 158-166
20. C. K. Han and J.N. Yoo, A note on E.
Cartan's method of equivalence and local invariants of isometric embeddings
of Riemannian manifolds, Korean J. Math.34 (1997) 771-790 PDF
19. C. K. Han and J. N. Yoo, Symmetry and local
invariants of isometric embeddings of Riemannian manifolds, Hokkaido Math.
J.,26 (1997) 125-139.
18. C. K. Han, Local invariants for
hypersurfaces in euclidean spaces, Pseudo-conformal and Riemannian
cases, Proc. Conf. on Pure & Appl. Math., Academia Sinica, (1994) 57-76.
17. C. K. Han, Pseudo-conformal invariants for
real hypersurfaces in C^n, Proc. 3rd GARC Symposium, Seoul National Univ.,
(1994) 503-512.
16. C. K. Cho, C. K. Han & J. N. Yoo,
Complete differential systems for certain isometric immersions of
Riemannian manifolds, Comm. Korean Math. Soc., 8 (1993), 315-328.
15. C. K. Han and J. N. Yoo, A method of
prolongation and holomorphic extension of CR functions, Proc. Conf. in
Global Analysis, Seoul National Univ., 3-2 (1992) 109-123.
14. C. K. Cho and C. K. Han, Differential
invariants for isometric embeddings, Topology, Analysis and Applications, a
volume dedicated to the memory of B. Riemann, editor M Rassias, to appear
13. C. K. Cho and C. K. Han, Compatibility
equations for isometric embeddings, Rocky Mt. J. Math., 23(1993) 1231-1252
12. C. K. Cho & C. K. Han, Gauss equations
and ellipticity of isometric emdeddings, J. Korean Math. Soc., 29 (1992)
206-216.
11. C. K. Han, Ellipticity of isometric
embeddings, Proc. Symp. Pure Math., Amer. Math. Soc., Vol. 54 (1993)
409-414.
10. C. K. Han, The Theorema Egregium of Gauss
from a viewpoint of partial differential equations, Mathematical Heritage
of C. F. Gauss, editor M. Rassias, pp. 326-333, World Scientific, Singapore
1991.
9. C. K. Han, Rigid immersions of G-structures
and analyticity of CR mappings into spheres, Proc. Symp. Pure Math., Amer.
Math. Soc. 52-2 (1991), 239-249.
8. C. K. Han, Rigidity of CR manifolds and
analyticity of CR immersions, Math. Ann., 287 (1990) 229-238.
7. C. K. Han, Regularity of isometric
immersions of Riemannian manifolds, Proc. 1989 KIT Workshop on Analysis and
Geometry, Vol. 4 (1990), 179-188.
6. C. K. Han, Regularity of certain rigid
isometric immersions of n-dimensional Riemannian manifolds nto R^(n+1),
Michigan J. Math., 36 (1989) 245-250.
5. C. K. Han, Regularity of mappings of
G-structures of Frobenius type, Proc. Amer. Math. Soc. 105 (1989) 127-137
PDF
4. C. K. Han, Regulaity and uniqueness for
isometric immersions of positively curved Riemannian manifolds and its
analogy with CR geometry, J. Diff. Geom. 28 (1988) 477-484
3. C. K. Han, Regularity and uniqueness of
certain systems of functions annihilated by formally integrable system of
vector fields, Rocky Mountain J. of Math.18 (1988) 767-783
2. C. K. Han, Pfaffian systems for the
infinitesimal automorphisms and application to some degenerate CR manifolds
of dimension 3, J. Korean Math. Soc. 21(1984) 9-19
1. C. K. Han, Analyticity of CR equivalences of some hypersurfaces
in C^n with degenerate Levi forms, Invent. Math. 73(1983) 59-69
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