- Saturday Seminar (Sep.,1997 - Dec.,1997)
- Sep. 20, 1997

Taya, Hisao (Tohoku Univ.)

Title: On the Iwasawa invariants and class numbers of quadratic number fields

- Sep. 27, 1997

Nemenzo, F. (Sophia Univ.)

Title: Congruent numbers and Shafarevich groups

- Oct. 4, 1997

Hibino, Takeshi (Waseda Univ.)

Title: On construction of Q-curves

- Oct. 11, 1997

Ito, Takeshi (Waseda Univ.)

Title: Construction of normal basis by modular units

- Oct. 18, 1997

Not to be held --- Foundation Day of the Gakushuin Academy

- Oct. 25, 1997

Hasegawa, Yuji (Waseda Univ.)

Title: Q-curves and modular curves X_0^*(N)

- Nov. 1, 1997

Nakano, Shin (Gakushuin Univ.)

Title: Partial zeta functions of totally real cubic fields and its application to ideal class groups

- Nov. 8, 1997

Sakata, Hiroshi (Waseda Univ. Senior High School)

Title: Liftings of modular forms represeted by periodic integrals (I)

- Nov. 15, 1997

Terai, Nobuhiro (Ashikaga Inst. Teck.)

Title: On the Diophantine equation a^x+b^y=c^z

- Nov. 22, 1997

Wada, Hideo (Sophia Univ.)

Title: Counter examples by Selmer and Elkies

- Nov. 29, 1997

Oshikawa, Keiichi (Musashi Inst. Tech.)

Title: On Q-curves

- Dec. 13, 1997

Kida, Masanari (The University of Electro-Communication)

Title: Computation of elliptic curves having good reduction everywhere over real quadratic fields

- Dec. 20, 1997

Sakata, Hiroshi (Waseda Univ. Senior High School)

Title: Liftings of modular forms represeted by periodic integrals (II)

- Dec. 27, 1997

Not to be held --- Winter break

- Sep. 20, 1997

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