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摘要: 同余 1) a≡a(mod d) 2) a≡b(mod d)→b≡a(mod d) 3) (a≡b(mod d),b≡c(mod d))→a≡c(mod d) 当a≡x(mod d),b≡m(mod d)时,有 4) a+b≡x+m (mod d) 5)a-b≡x-m (mod d) 6)a*b≡x 阅读全文
posted @ 2016-04-14 16:46 千秋此意 阅读(169) 评论(0) 推荐(0) 编辑