[理工] [線代]-矩陣.

看板Grad-ProbAsk作者AC1986 ( )時間16年前 (2009/12/17 21:39)推噓0(0推 0噓 0→)

留言0則, 0人參與討論串1/1

Let A be a kxk matrix all of whose entries are 1 or -1 and whose rows are mutually orthogonal . Suppose that A has an mxn submatrix whose entries are all 1 . Show that mn≦k -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 124.218.25.243

‣ 返回看板[ Grad-ProbAsk ] 研究

‣ 更多 AC1986 的文章

文章代碼(AID): #1BAZIRVo (Grad-ProbAsk)