精華區beta Math 關於我們 聯絡資訊
Let A1>A2>A3... be a decreasing sequence of connected compact subsets of R_n. Show that intersection among Ai (i>=1) is connected. 請教各位高手,給予指點,謝謝! -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 123.110.17.238