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[数论] 主理想 $(2)$ 分解做素理想之积 |
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hbghlyj
Posted 2024-2-1 16:04
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hbghlyj
Posted 2024-2-1 17:00
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Comment由$(x^2+5)\equiv(x+1)^2\pmod2$推出$$(2)=(2,\sqrt{-5}+1)^2$$(Dedekind's index theorem)
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hbghlyj
Posted 2024-2-1 17:29
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hbghlyj
Posted 2024-2-1 18:11
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hbghlyj
Posted 2024-2-1 18:17
Comment这当然是对的. 你也证明了.
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hbghlyj
Posted 2024-3-25 01:30
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hbghlyj
Posted 2024-3-25 01:33
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hbghlyj
Posted 2024-3-25 01:45
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Author|
hbghlyj
Posted 2024-3-26 03:39
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