## UTMS Preprint Series 1998

Number Title of Preprint
UTMS
98-1
Jin Cheng, Dinghua Xu, and Masahiro Yamamoto An inverse contact problem in the theory of elasticity
UTMS
98-2
Masaru Ikehata, Gen Nakamura, and Masahiro Yamamoto Uniqueness in inverse problems for the isotropic Lam\'e system
UTMS
98-3
Alexandre L. Bukhgeim, Jin Cheng, and Masahiro Yamamoto On a sharp estimate in a non-destructive testing: determination of unknown boundaries
UTMS
98-4
Junya Takahashi Upper bounds for the eigenvalues of the Laplacian on forms on certain Riemannian manifolds
UTMS
98-5
Miki Hirano Fourier-Jacobi type spherical functions on $Sp(2,\bf R)$
UTMS
98-6
Yasuro Gon Generalized Whittaker functions on $SU(2,2)$ with respect to the Siegel parabolic subgroup
UTMS
98-7
Ira Herbst and Shu Nakamura Schr\"odinger operators with} {strong magnetic fields: Quasi-periodicity of spectral orbits and topology
UTMS
98-8
Shu Nakamura Agmon-type exponential decay estimates for pseudodifferential operators
UTMS
98-9
Shu Nakamura Tunneling estimates for magnetic Schr\"odinger operators
UTMS
98-10
Chuichiro Hayashi and Koya Shimokawa Heegaard splittings of trivial arcs in compression bodies
UTMS
98-11
Keiko Kawamuro Central sequence subfactors and double commutant properties
UTMS
98-12
Jin Cheng and Masahiro Yamamoto Unique continuation on a line for the Laplace equation
UTMS
98-13
Masako Asaeda and Uffe Haagerup Exotic subfactors of finite depth with Jones indices $(5+ \sqrt{13})/2$ and $(5+ \sqrt{17})/2$
UTMS
98-14
Yasuyuki Kawahigashi Subfactors and paragroup theory
UTMS
98-15
Motoharu Sato Boundary slopes for satellited pretzel links
UTMS
98-16
Oleg Yu. Imanuvilov and Masahiro Yamamoto Inverse parabolic problem by the Carleman estimate
UTMS
98-17
Jin Cheng and Masahiro Yamamoto Local stability of a linearized inverse problem in detecting steel reinforcement bars
UTMS
98-18
Toru Ikeda The realization problem for Haken manifolds and periodic map construction
UTMS
98-19
Hideo Takaoka Well-posedness for the one dimensional nonlinear Schr\"odinger equation with the derivative nonlinearity
UTMS
98-20
Tomohisa Tsuruta On the spectrum of Laplacian on graphs
UTMS
98-21
Tomohisa Tsuruta Harmonic morphisms on weighted graphs
UTMS
98-22
K. Habiro, T. Kanenobu and A. Shima Finite type invariants of ribbon 2-knots
UTMS
98-23
Chuichiro Hayashi, Hiroshi Matsuda and Makoto Ozawa Tangle decompositions of satellite knots
UTMS
98-24
Yurii E. Anikonov, Jin Cheng and Masahiro Yamamoto Uniqueness in determining piecewise analytic coefficients in hyperbolic equations
UTMS
98-25
Izumi Nagayama Passport option pricing
UTMS
98-26
Lin Zhiwu Stability and instability of travelling solitonic bubbles
UTMS
98-27
Kenji Nakanishi Scattering theory for nonlinear Klein-Gordon equation with Sobolev critical power
UTMS
98-28
Evgueni K. Sklyanin, Takashi Takebe Separation of variables of the XYZ Gaudin model
UTMS
98-29
K. Amano, S. Saitoh and M. Yamamoto Error estimates of the real inversion formulas of the Laplace transform
UTMS
98-30
J. Cheng, Y.C. Hon, and M. Yamamoto Stability in line unique continuation of harmonic functions: general dimensions
UTMS
98-31
Jin Cheng and Masahiro Yamamoto Determination of two convection coefficients from dirichlet to Neumann map in two dimensional case
UTMS
98-32
A.L. Bukhgeim , J. Cheng, and M. Yamamoto Stability for an inverse boundary problem of determining a part of boundary
UTMS
98-33
Nathanial P. Brown A note on topological entropy, embeddings and unitaries in nuclear quasidiagonal $C^*$-algebras
UTMS
98-34
Nathanial P. Brown Topological entropy in exact $C^ *$-algebras
UTMS
98-35
Yongyan Lu On the confluent hypergeometric functions in 2 variables
UTMS
98-36
A.L. Bukhgeim, J. Cheng, and M. Yamamoto Conditional stability in an inverse problem of determining non-smooth boundary
UTMS
98-37
Dang Dinh Ang, Dang Duc Trong and Masahiro Yamamoto Crack identification in plane nonhomogeneous isotropic elasticity
UTMS
98-38
J. Cheng and M. Yamamoto Identification of convection term in a parabolic equation with single measurement
UTMS
98-39
Gen Kuroki, Takashi Takebe Bosonization and integral representation of solutions of the Knizhnik-Zamolodchikov-Bernard equations
UTMS
98-40
Takahiko Fujita, Shunji Ito, and Syoiti Ninomiya Kronecker sequences, van der Corput- type sequences, and the modified Jacobi-Perron algorithm
UTMS
98-41
Atsushi Matsuo and Mika Matsuo The automorphism group of the Hamming code vertex operator algebra
UTMS
98-42
Zhou Qi Hautus-type conditions on the exponential stabilizability and exact controllability of infinite dimensional linear systems
UTMS
98-43
Hiroshi Matsuda Braid presentations of genus one knots
UTMS
98-44
Takae Tsuji Semi-local units modulo cyclotomic units
UTMS
98-45
Yoshitaka Hachimori and Kazuo Matsuno An analogue of Kida's formula for the Selmer groups of elliptic curves
UTMS
98-46
Oleg Yu. Imanuvilov and Masahiro Yamamoto On Carleman inequalities for parabolic equations in Sobolev spaces of negative order and exact controllability for semilinear parabolic equations
UTMS
98-47
Zhou Xiaofang The stability of small stationary solutions in Morrey spaces of the semilinear heat equations
UTMS
98-48
Hideo Takaoka Well-posedness for the Kadomtsev-Petviashvili II equation
UTMS
98-49
Toru Ikeda A topological approach to the realization problem for seifert 3-manifolds
UTMS
98-50
Kenji Nakanishi Energy scattering for nonlinear Klein-Gordon and Schr\"odinger equations in spatial dimensions 1 and 2
UTMS
98-51
Kenji Nakanishi Energy scattering for Hartree equations
UTMS
98-52
Nathanial P. Brown Crossed products of UHF algebras by some amenable groups