Nihonkai Mathematical Journal

The Nihonkai Mathematical Journal publishes original contributions in all disciplines in mathematics. Between 1964 and 1989, the journal was known as the Science Reports of Niigata University. Series A, Mathematics. Prior to that, Niigata University published mathematical literature as part of the Journal of the Faculty of Science, Niigata University. Series I, Mathematics, Physics and Chemistry.


Volume 1, Number 2

Publication Date: 1990

Bohman-Korovkin-Wulbert Operators on $C[0.1]$ For $\{1,x,x^{2},x^{3}, x^{4}\}$

Sin-Ei Takahasi; 155-160

Reduced Group $C^{\star}$ -algebras With The Metric Approximation Property By $N$ -positive Maps

Masatoshi Enomoto and Yasuo Watatani; 161-191

Totally Real Submanifolds Of $S^{6}$

SHARIEF DESHMUKH; 193-201

Cartan Hypersurfaces And Reflections

F. Tricerri and L. Vanhecke; 203-208

A Characterization Of Generalized Saddle Points For Vector-valued Functions Via Scalarization

Tamaki TANAKA; 209-227

A Note On The Grothendieck-Cousin Complex On The Flag Variety In Positive Characteristic

KANEDA Masaharu; 229-251

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