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与式
@yoshiki_al
tus2S B3 代数学 整数やりたい
Joined July 2026
45 Following    52 Followers
与式@yoshiki_al
2026.08.21 15:34
写像のwell defined性って a=a'⇒f(a)=f(a') を示せばいいと言う認識なんだけど、雪江先生の本のwell definedの証明なにを言いたいのかがわからない...
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