• direct limit - 引用次数：5

  Furthermore, we show that direct limit is a covariant congruence exact functor from category of direct systems to category of semimodules and that the direct limit of direct system of flat semimodules is flat.

  进一步,我们证明正向极限是一个从正向系范畴到半模范畴的共变正合函子,以及平坦半模正向系的正向极限也是平坦的。

  参考来源 - 半模的投射性、平坦性与局部化

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