共きょう通つう部ぶ分ぶん

noun, noun which may take the genitive case particle 'no'

intersection (of sets); common set

Mathematical term for the set of elements common to two or more sets. Also used as a no-adjective.

See also: 積集合

• 集しゅう合ごうAと集しゅう合ごうBの共きょう通つう部ぶ分ぶんを求もとめなさい。

  Find the intersection of set A and set B.