Received:January 12, 1991  Revised:November 17, 1992
Key Words:   
Fund Project:
Author NameAffiliation
王德全 新疆大学数学系, 乌鲁木齐 
黄永年 新疆大学数学系, 乌鲁木齐 
Hits: 1749
Download times: 933
Abstract:
      
Citation:
DOI:10.3770/j.issn:1000-341X.1993.02.009
View Full Text  View/Add Comment