[線代] 幫忙解一下!!2

看板Math作者a520683 (小YA)時間15年前 (2011/03/01 00:12)推噓0(0推 0噓 0→)

留言0則, 0人參與討論串1/1

Prove that the inverse of a unit lower triangular matrix is also unit lower triangular. -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 140.123.211.95