RING THEORY 2007

RING THEORY 2007
Proceedings of the Fifth China-Japan-Korea Conference

Tokyo, Japan , 10 - 15 September 2007

CONTENTS

FRONT MATTER	i
Part A Special Lectures
MANABU HARADA - THE MAN AND HIS WORK Kiyoichi Oshiro	3
The work of Tachikawa on Ring Theory in the world Masahisa Sato	8
Professor Liu Shaoxue – his Live and Work Yingbo Zhang	15
Part B Invited Lectures
THE REALIZATION PROBLEM FOR VON NEUMANN REGULAR RINGS PERE ARA	21
SOME PROGRESS ON CLEAN RINGS JIANLONG CHEN and ZHOU WANG	38
Auslander-type Conditions ZHAOYONG HUANG	54
Koszul differential graded algebras and modules J.-W. He and Q.-S. Wu	69
QUASI-CONTINUOUS RINGS SATISFYING CERTAIN CHAIN CONDITIONS Jin Yong Kim, Jaekyung Doh and Jae Keol Park	92
Morita duality and recent development KAZUTOSHI KOIKE	101
Remarks on Divisible and Torsionfree Modules Lixin Mao and Nanqing Ding	116
On the Classification of Decomposable Quantum Ruled Surfaces Izuru Mori	126
Rings and Modules with n-acc Patrick F. Smith	141
Part C General Lectures
On Generalized (α, β)-derivations in Rings and Modules Mohammad Ashraf, Shakir Ali and Nadeem-ur Rehman	165
ON COLOCAL PAIRS YOSHITOMO BABA	173
SOME NEW NEAR-RINGS FROM OLD RINGS Yong Uk Cho	183
ON NON-δ-M-COSINGULAR COMPLETELY ⊕-δ_M-SUPPLEMENTED MODULES Derya Keskin Tütüncü, Fatma Kaynarca and Muhammet Tamer Koşan	189
Commutative rings and zero-divisor semigroups of regular polyhedrons Gaohua Tang, Huadong Su and Yangjiang Wei	200
REMARKS ON QF-2 RINGS, QF-3 RINGS AND HARADA RINGS Ken-ichi Iwase	210
ON THE RELATIVE (QUASI-)DISCRETENESS OF MODULES Derya Keskin Tütüncü and Nil Orhan Ertaş	225
COMPATIBLE ALGEBRA STRUCTURES OF LIE ALGEBRAS F. KUBO	235
On τ-coherent rings Kanzo Masaike	240
SKEW-MATRIX RINGS AND APPLICATIONS TO QF-RINGS Yoshihisa Nagadomi, Kiyoichi Oshiro, Masahiko Uhara and Kota Yamaura	248
ON µ–ESSENTIAL AND µ-M–SINGULAR MODULES A. çiğdem ÖZCAN	272
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