Scientiae Mathematicae Japonicae

Vol. 75, No. 1 Whole Number 269
April 2012

CONTENTS

Karamdin and J. Thomys .
- Quasi-commutative weak bcc-algebras
- 1- 20
H. P. SANKAPPANAVAR.
- De morgan algebras: new perspectives and applications
- 21- 50
S. F.Tebu, C.Lele, and J. B.Nganou.
- n-fold bci-positive implicativeness
- 51- 79
R. Tanaka.
- On certain characterizations of inner product spaces
- 81- 84
J.I.Fujii, M. Fujii and A. Matsumoto.
- On 3-variable extension for the integer mean
- 85- 94
M. Nakao and A. Hara.
- Global existence and decay for some nonlinear second order ordinary differential equations of degenerate type
- 95- 103
H. SHIRAISHI.
- Resampling procedure in estimation of optimal portfolios for time-varying arch processes
- 105- 117
H. Hedayati.
- On fuzzy hyperfilters of hyperlattices
- 119- 129