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雙數冇特別既symbol-.-
even number={2n, for all n subset of Z}
-終場ソ使者- 發表於 4-10-2010 22:06 http://www.nakuz.com/bbs/images/common/back.gif
Even = {2k; ∀k ∈ ℤ}
by wikipedia
So 0 should belongs to even number 雙數=2n
n是任何數
kokokokokakuz11 發表於 13-12-2010 17:28 http://www1.nakuz.com/bbs/images/common/back.gif
係任何整數吧?
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