No.1747

2010/09/13〜2010/09/17

森藤　孝之

Takayuki Morifuji

目　次

1. RECENT RESULTS ON AMENABLE $L^2$-THEORETIC METHODS FOR HOMOLOGY COBORDISM AND KNOT CONCORDANCE (Twisted topological invariants and topology of low-dimensional manifolds)---1

　　　　DEPARTMENT OF MATHEMATICS AND PMI, POSTECH　　　CHA,JAE CHOON

　

2. COBORDISM ON HOMOLOGY CYLINDERS AND COMBINATORIAL TORSIONS (Twisted topological invariants and topology of low-dimensional manifolds)---17

　　　　DEPARTMENT OF MATHEMATICS AND POHANG MATHEMATICS INSTITUTE, POHANG UNIVERSITY OF SCIENCE AND TECHNOLOGY / MATHEMATISCHES INSTITUT, UNIVERSITAT ZU KOLN / DEPARTMENT OF MATHEMATICS, KONKUK UNIVERSITY　　　CHA,JAE CHOON / FRIEDL,STEFAN / KIM,TAEHEE

　

3. CENTRALIZERS IN 3-MANIFOLD GROUPS (Twisted topological invariants and topology of low-dimensional manifolds)---------------------23

　　　　MATHEMATISCHES INSTITUT, UNIVERSITAT ZU KOLN　　　FRIEDL,STEFAN

　

4. APPROXIMATIONS TO THE VOLUME OF HYPERBOLIC KNOTS (Twisted topological invariants and topology of low-dimensional manifolds)------35

　　　　MATHEMATISCHES INSTITUT, UNIVERSITAT ZU KOLN / UNIVERSITY OF WARWICK　　　FRIEDL,STEFAN / JACKSON,NICHOLAS

　

5. JOHNSON HOMOMORPHISMS AS FIBERING OBSTRUCTIONS OF HOMOLOGICALLY FIBERED KNOTS (Twisted topological invariants and topology of low-dimensional manifolds)---47

　　　　東京農工大学工学研究院 / 東京工業大学理工学研究科　　　合田 洋 / 逆井 卓也　(GODA,HIROSHI / SAKASAI,TAKUYA)

　

6. LENS SPACE SURGERIES ALONG TWO COMPONENT LINKS AND REIDEMEISTER-TURAEV TORSION (Twisted topological invariants and topology of low-dimensional manifolds)---67

　　　　DEPARTMENT OF MATHEMATICS EAST CHINA NORMAL UNIVERSITY / 電気通信大学　　　門上 晃久 / 山田 裕一　(KADOKAMI,TERUHISA / YAMADA,YUICHI)

　

7. TWISTED ALEXANDER POLYNOMIALS AND CHARACTER VARIETIES FOR 2-BRIDGE KNOTS (Twisted topological invariants and topology of low-dimensional manifolds)---77

　　　　DEPARTMENT OF MATHEMATICS KONKUK UNIVERSITY / 東京農工大学工学研究院　　　KIM TAEHEE / 森藤 孝之　(KIM,TAEHEE / MORIFUJI,TAKAYUKI)

　

8. SOME PROBLEMS ON EPIMORPHISMS BETWEEN KNOT GROUPS (Twisted topological invariants and topology of low-dimensional manifolds)-----81

　　　　創価大学工学部　　　北野 晃朗　(KITANO,TERUAKI)

　

9. ON METABELIAN REIDEMEISTER TORSION (Twisted topological invariants and topology of low-dimensional manifolds)--------------------87

　　　　東京大学数理科学研究科　　　北山 貴裕　(KITAYAMA,TAKAHIRO)

　

10. ON THE REIDEMEISTER-TURAEV TORSION OF STANDARD SPIN$^C$ STRUCTURES ON SEIFERT FIBERED 3-MANIFOLDS (Twisted topological invariants and topology of low-dimensional manifolds)---93

　　　　東北大学理学研究科　　　古宇田 悠哉　(KODA,YUYA)

　

11. EPIMORPHISMS BETWEEN 2-BRIDGE LINK GROUPS : ESSENTIAL SIMPLE LOOPS ON 2-BRIDGE SPHERES (Twisted topological invariants and topology of low-dimensional manifolds)---109

　　　　DEPARTMENT OF MATHEMATICS PUSAN NATIONAL UNIVERSITY / 広島大学理学研究科　　　LEE DONGHI / 作間 誠　(LEE,DONGHI / SAKUMA,MAKOTO)

　

12. A NOTE ON DEGREES OF TWISTED ALEXANDER POLYNOMIALS (Twisted topological invariants and topology of low-dimensional manifolds)---121

　　　　東京農工大学工学研究院　　　森藤 孝之　(MORIFUJI,TAKAYUKI)

　

13. THE MAGNUS REPRESENTATION AND ABELIAN QUOTIENTS OF GROUPS OF HOMOLOGY CYLINDERS (Twisted topological invariants and topology of low-dimensional manifolds)---126

　　　　東京工業大学理工学研究科　　　逆井 卓也　(SAKASAI,TAKUYA)

　

14. AN EPIMORPHISM BETWEEN KNOT GROUPS WHICH DOES NOT MAP A MERIDIAN TO A MERIDIAN (Twisted topological invariants and topology of low-dimensional manifolds)---135

　　　　秋田大学教育文化学部　　　鈴木 正明　(SUZUKI,MASAAKI)

　

15. TWISTED ALEXANDER POLYNOMIAL REVISITED (Twisted topological invariants and topology of low-dimensional manifolds)--------------140

　　　　大阪大学情報科学研究科　　　和田 昌昭　(WADA,MASAAKI)

　

16. ON THE MAPPING DEGREE SETS FOR 3-MANIFOLDS (Twisted topological invariants and topology of low-dimensional manifolds)----------145

　　　　DEPARTMENT OF MATHEMATICS, PEKING UNIVERSITY　　　WANG,SHICHENG

　

17. ON THE TWISTED ALEXANDER POLYNOMIAL FOR METABELIAN SL$_2(\mathbb{C})$-REPRESENTATIONS WITH THE ADJOINT ACTION------------------157

　　　　東京工業大学理工学研究科　　　山口 祥司　(YAMAGUCHI,YOSHIKAZU)