摘要
Thecompletelypositivematricesareimportantinthestudyofblockdesignsarizingincombinatorialanalysis(see[11])andarerelatedtocopositivematrices,whichhaveappli-cationsincontroltheoryandinmultimobicalprogramming(see[12]).Ann×nmatrixAissaidtobecompletelypositiveifAcanbefactoredasA=BB~Tforsomen×mrealmatrixBwithnonnegativeentriesforsomem<∞.IfAisacompletelypositivematrix,thenthesmallestnumberofcolumnsinanonnegativematrixBsuchthat
出版日期
2000年11月18日（中国Betway体育网页登陆平台首次上网日期，不代表论文的发表时间）
