[圖論] connected graph

看板Math作者 (無法顯示)時間14年前 (2011/10/29 21:57), 編輯推噓1(105)
留言6則, 4人參與, 最新討論串1/2 (看更多)
1. G is a connected graph iff it consists of one single connected component 這題除了寫trivial 還有甚麼證法呢? ===================== 2. connected graph with |V|>1 contains either a vertex of degree 1 or a cycle 請問這題要怎麼證呢? 謝謝 -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 61.228.27.89

10/29 22:03, , 1F
第二題是什麼意思 ? 那樹呢 ?
10/29 22:03, 1F

10/29 22:04, , 2F
喔沒事....不要理我
10/29 22:04, 2F

10/29 23:08, , 3F
第一題還可以寫 Very Trivial
10/29 23:08, 3F

10/29 23:15, , 4F
要是第一題寫trivial 不知道老師會給幾分..
10/29 23:15, 4F

10/30 03:17, , 5F
第二題 用不是tree 就有cycle來說明
10/30 03:17, 5F

10/30 03:19, , 6F
後面應該可以改成 two vertex of degree 1...
10/30 03:19, 6F
文章代碼(AID): #1Eh0P44Q (Math)
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文章代碼(AID): #1Eh0P44Q (Math)