仭 偙偺僗儗僢僪偼夁嫀儘僌憅屔偵奿擺偝傟偰偄傑偡
崅峑悢妛偺幙栤僗儗Part408
- 340 丗侾俁俀恖栚偺慺悢偝傫丗2020/11/06(嬥) 20:03:24.22 ID:2uQNgYSq.net
- 兛偼1偺6忔崻偲偡傞丅
丂兛^6 =1, 兛^3亗1, 兛^2亗1, 兛亗-1
丂(兛^2 -1)(兛^4 +兛^2 +1) =丂兛^6 -1 = 0,丂兛^2亗侾
亪丂兛^4 + 兛^2 +1 = 0,
亪丂(1-兛^2)(1-兛^4) = 3 - (兛^4 +兛^2 +1) =丂3,
丂(兛^3 -1)(兛^3 +1) = 兛^6 -1 = 0,丂兛^3亗1
亪丂兛^3 +1 = 0,
亪丂(1-兛^3) = 2,
丂(兛+1)(兛^2 -兛 +1) = 兛^3 +1 = 0,丂兛亗-1
亪丂兛^2 -兛 +1 = 0,
亪丂(1-兛)(1-兛^5) = (1-兛)(1-1/兛) = 1 - (兛^2 - 兛+1)/兛 = 1,
曈乆妡偗偰丂3 = 6
憤儗僗悢 1001
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怴拝儗僗偺昞帵
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