J . M A T H . K Y O T O . U N I V .
VOL. 45, NO. 2 ( 2 0 0 5 )
CONTENTS
On extensions of projective indecomposable modules
By Masafumi MURAI 221 A note on automorphisms of prime and semiprime rings
By Asif ALI and Muhammad YASEN 243 On the squarefree and squarefull numbers
By Huaning LIU and Wenpeng ZHANG 247 The ideal boundary of the Sol group
By Sungwoon KIM 257 The Lax—Phillips scattering approach and singular perturbations of Schrodinger operator homogeneous with respect to scaling transfor- mations
By Sergei KUZHEL and Uliya MOSKALYOVA 265 Homological invariants associated to semi-dualizing bimodules
By Tokuji ARAYA, Ryo TAKAHASHI and Yuji YOSHINO 287 Construction of diffusion processes on fractals, d-sets, and general met- ric measure spaces
By Takashi KUMAGAI and Karl-Theodor STURM 307 Existence of solutions to initial value problems for the second order mixed monotone type of impulsive differential inclusions
By Shihuang HONG 329 Degeneration of hyperbolic structures on the figure-eight knot com- plement and points of finite order on an elliptic curve
By Michihiko FUJII 343
Positive definite class functions on a topological group and characters of factor representations
By Takeshi HIRAI and Etsuko HIRAI 355 On the plurisubharmonicity of the leafwise Poincare metric on projec- tive manifolds
By Marco BRUNELLA 381 Sharp lower bound for the lifespan of systems of semilinear wave equa- tions with multiple speeds
By Soichiro KATAYAMA and Akitaka MATSUMURA 391 On the separation of cohomology groups of increasing unions of (1,1) convex-concave manifolds
By Mihnea COLTOIU 405 Samelson products in the exceptional Lie group of rank 2
By Hideaki OSHIMA 411 Boundary identity principle for pseudo-holomorphic curves
By Seong-Gi AHN 421 Correction to "Semihyperbolic transcendental semigroups"
(This Journal Vol. 40, No. 2, 2000, 205-216)
By Hartje K R I E T E and Hiroki SUMI 427
