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同余类
同餘類
tóngyúlèi
1. congruence class (of integers modulo n)

Character Breakdown

同
tóng
same, similar; together with, alike
HSK 1 6 丶
余
yú
surplus, remainder; surname
HSK 5 7 丶
类
lèi
category, class, group, kind; similar to; to resemble
HSK 5 9 丶

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