PROCEEDINGS OF THE JAPAN ACADEMY
VOL.75, NO.1, JAN.1999

SERIES A
MATHEMATICAL SCIENCES

Papers Communicated:—

T. ONO and H. WADA: "Hasse principle"
for free groups............................................................................................................. 1
R. HASHIMOTO: Explicit representations of
classes of some binary quadratic

forms of discriminants 4q(2)2+1 ....... ........................................................................... 3

ProceedingB at the 925th General Meeting. ................................................................ I

SERIES B

PHYSICAL AND BIOLOGICAL SCIENCES


Papers Communicatted:—
KUSABA) Y. SYONO, and T. KIKEGAWA
Phase transition of ZnO under higH
pressure and temperature ............................................................................................1

K. KOYAMA, M. BABA, M.WATANABE,H.
TAKAHASHI, H. ISHlYAMA,T. SUGIMURA
K. WAKABAYASHI: Cytotoxic agent
against human gastric carcinoma'cells
from a kind of Danaidae and its host

plant... .........................................................................................................................7
J. M. SUCKOW and M.SUZUKI :Genomic
DNA shuffling in a r c h a e b a c t e r i a.
Comparison of the genomes of' Tow

Pyrocodcus species.................................................................................................... 10
J. M. SUCKOW and M. SUZUKI A sequence
of thirty bases that is hightly repetitive

in archaebacterial genomes......................................................................................16

proceedings the 925th general meeting.......................................................................I

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PROCEEDINGS OF THE JAPAN ACADEMY
VOL. 75, NO. 3, MARCH 1999

CONTENTS

SERIES A
MATHEMATICAL SCIENCES

Papers Communicated:—

page
H. TSUMURA: A note on q-analogues of
Dirichlet series......................................................................................... 23

I. NAKASHIMA, J. TAMLJRA, and S. YASUTOMI:
Modified complexity and * -Sturmian
word .................................................................................................... 26

J. OH: On the lwasawalambdal-invariants of
imaginary quadratic fields........................................................................ 29

S. FUKUDA: A base point free theorem of
Reid Type, 11.................................................................................... 32

J. LEE and K. H. SHON: The problem for
(0, 2)-forms in infinite dimensional
complex spaces. ............................................................................. 35

T. KURA: On the Green function of the p-
Laplace equation for Riemannian
manifolds ...................................................................................... 37

M. SHIMURA: Exit probability of two-
dimensional random walk from the
quadrant .................................................................................... 39

H. NAKAGAWA: Valuation of default swap
with affine-type hazard rate . . . .................................................. 43

Proceedings at the 927th General Meeting . . . ................... V

SERIES B
PHYSICAL AND BIOLOGICAL SCIENCES

Papers Communicated:—

page

K. SUITO, J. NAMBA, Y. TSUTSUI, and A.
ONODERA: High-pressure synthesis of
diamond from graphite and Fe(2)gSiO(4)................................... 43

A. MASUDA: Characteristics of rare-earth
elements extraction from tholeiitic
basalt by hydrochloric acid-nitric acid
mixture. Polymorphic effect of
sesquioxidesoflanthanides. . ............................................... . . 46

K. NAKA, M. MIYAMOTO, Y. CHUJO, and T.
SAEGUSA: Effect of solvent polarity on
enzymatic function of poly(N-acryli-
mino)ethylene] modified lipase . . ....................................... 49

K. UI-TEI, M. TAKAMIYA, M. NAGANO, H.
SUZUKI, A. SIJZUKI, H. KATAOKA, and Y.
MIYATA: Purification of a novel
substance from skeletal muscles with
motoneuron survival activity: It is non-
peptidergic ..................................................................... 54

M. TAKAMIYA, K. UI-TEI, M. NAGANO, H.
SUZUKI, A. SIJZUKI, Y. MIYATA, and H.
KATAOKA: Identification of RNA as a
substance responsible for the survival
of chick spinal motoneurons in vitro.............................. 59

M. TATENO, H. KOIKE, N. AMANO, Y. OHFUKU,
and M. SUZUKI: Archaebacterial
ribosome is a chimera of eubac ferial-
type RNAs and eukaryotic-type
proteins.. .................................................................... 64

Proceedings at the 92 7th General Meeting ........... V

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