2020年2月20日
Category(1)
摘要： Def.Universe/U-set/U-small set/U-category/U-small category Def.fully faithful/essentially surjective Def.essentially U-small Def. half-full fucntor/ha 阅读全文
posted @ 2020-02-20 21:13 卡夫卡先生 阅读(194) 评论(0) 推荐(0)