[代數] splitting field

[znkt49235781 (芥末果凍)]

E is a splitting field of X^n-1 over Q
證明[E:Q]=φ(n) (Euler函數)

想不到比較簡潔的證明
總感覺很多漏洞

麻煩大家幫個忙= 口=

--
※ 發信站: 批踢踢實業坊(ptt.cc) 
◆ From: 140.112.243.182
→ wickeday    :cyclotomic field