subcategory

subcategory读音音标

英 [\'sʌb\'kætɪgərɪ]

美 [\'sʌbˌkætɪˌgɒri]

subcategory意思解释

n.

亚类，子种类，子范畴；

英英释义

In mathematics, a subcategory of a category C is a category S whose objects are objects in C and whose morphisms are morphisms in C with the same identities and composition of morphisms. Intuitively, a subcategory of C is a category obtained from C by \"removing\"some of its objects and arrows.