该文主要研究以定向空间为对象,以定向连续函数为态射的范畴DTop的逆极限和余极限,并得到其逆极限和余极限是一致的。
This paper mainly discussed the projective limit and colimit of directed spaces with directed continuous homomorphisms as morphisms, and proved the projective limit is in coincidence with the colimit of directed spaces.