作者handsomecat3 (命運)
看板Math
標題[分析] 稠密性
時間Thu Aug 20 10:55:50 2009
Show that {cosk+isinK : k is a non-negative integer }
is dense in T ={ z 屬於複數 : z的長度=1 } , 即 T 是單位圓。
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◆ From: 163.27.119.65
→ Sfly :i think you need to know pi is irrational 08/20 11:26
→ Sfly :and use Dirichlet's principle 08/20 11:27