首页 | 本学科首页   官方微博 | 高级检索  
     检索      


On the replications of certain multiplicative designs
Authors:W G Bridges
Institution:(1) University of Wyoming, Laramie, Wyoming
Abstract:Bounds on the number of row sums in ann×n, non-singular (0,1)-matrixA sarisfyingA tA=diag (k 11,…,k nn),k jj>0,λ1=…=λee+1=…=λn are obtained which extend previous results for such matrices.
Keywords:
本文献已被 SpringerLink 等数据库收录!
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号