AC2009 Program

Wed, 2 Dec

9:55-10:00

Opening

10:00-10:20

Huiling Song, Hiroyuki Ito (Hiroshima University)
"On the construction of huge finite fields"

10:20-10:40

Makoto Araya (Shizuoka University)
"Mutually disjoint Steiner systems S(5, 8, 24) and 5-(24,12,48) designs"

11:00-11:40

Satoshi Matsuoka (National Institute of Advanced Industrial Science and Technology)
"A coding theoretical study on MLL proof nets"

13:30-14:20

[Special lecture] Ichiro Hasuo (RIMS, Kyoto University/ PRESTO, JST)
"The Microcosm Principle and Component Calculi: Universal Algebra and Coalgebra in Computer Science"

14:40-15:10

Koji Chinen (Kinki University)
"On the Riemann hypothesis for the invariant polynomials constructed from the general Hamming codes"

15:10-15:40

Masaaki Harada (Yamagata University/ PRESTO, JST)
"ExtremalType II ${\mathbb{Z}}_{2k}$-codes"

16:00-16:20

Tsuyoshi Miezaki (Hokkaido University), Eiichi Bannai (Kyushu University)
"On a property of $2$-dimensional integral Euclidean lattices"

16:20-16:50

Yasutsugu Fujita (Nihon University), Nobuhiro Terai (Ashikaga Institute of Technology)
"Generators for the elliptic curve $E:y^2=x^3-nx$"

Thu, 3 Dec

10:00-10:20

Ryozo Morikawa (Tokyo Metropolitan University)
"Some concepts and methods to investigate problems of Waring type II"

10:20-10:50

Yukiko Sakai, Ki-ichiro Hashimoto (Waseda University)
"General form of Humbert's modular equation for curves with real multiplication of Δ = 8"

11:10-11:40

Ryoko Oishi (High Energy Accelerator Research Organization)
"Lattice determination for 3-dimensional powder crystals using topographs"

13:30-14:20

[Special lecture] Shigeru Kuroda (Tokyo Metropolitan University)
"Some topics of polynomial rings"

14:35-15:10

Yoshihiro Seino, Hitoshi Yoshida, Yasumasa Kanada (The University of Tokyo)
"Introduction to Properties of Zeros of Riemann Zeta Function and its Computation"

15:10-15:40

Leo Murata (Meiji Gakuin University), Yuichi Kamiya (Daito Bunka University)
"A relation between arithmetical functions and code systems"

16:00-16:20

Tetuya Taniguti (Tokyo University of Science)
"Fast computation of irregular prime"

16:20-16:40

Takehiro Hasegawa (Tsuru University), Miyoko Inuzuka, Takafumi Suzuki
"Several numerical evidences of Elkies' conjecture"

Fri, 4 Dec

10:00-10:20

Takao Komatsu (Hirosaki University), Chris K. Caldwell (University of Tennessee at Martin)
"Powers of Sierpinski numbers base $b$"

10:20-10:40

Naoyuki Horiguchi (Chiba University)
"A note on the rank 3 and 4 graphs invariant under the Hall-Janko group"

11:00-11:30

Takato Hirano, Keisuke Tanaka (Tokyo Institute of Technology)
"Primitive Power Roots of Unity and Its Application to Encryption"

11:30-12:00

Yoshitaka Sasaki, Yasuo Ohno, Chika Yamazaki (Kinki University)
"On comparison of a classical algorithm and a quantum algorithm for a certain discrete logarithm problem"

14:00-14:10

Jun Kogure (FUJITSU LABORATORIES)

14:10-15:00

Ichiro Shimada (Hiroshima University)
"Supersingular K3 surfaces and lattice theory"

15:20-16:10

Keisuke Tanaka (Tokyo Institute of Technology)
"On fully homomorphic encryption using ideal lattices - a brief survey"

16:10-17:00

Noboru Kunihiro (The University of Tokyo)
"Lattice Based Cryptanalysis on RSA Related Problems"

17:00-17:10

Closing

Link:

• AC2009 Toppage
• AC Toppage