International Journal of Mathematics and Mathematical Sciences
Volume 17 (1994), Issue 2, Pages 401-403
doi:10.1155/S0161171294000554

A remark on the slice map problem

Muneo Chō1 and Tadasi Huruya2

1Department of Mathematics, Joetsu University of Education, Joetsu 943, Japan
2Faculty of Education, Niigata University, Niigata 950-21, Japan

Abstract

It is shown that there exist a σ-weakly closed operator algebra A˜, generated by finite rank operators and a σ-weakly closed operator algebra B˜ generated by compact operators such that the Fubini product A˜¯FB˜ contains properly A˜¯B˜.