이것이 중요한 이유가 뭘까? 대부분의 데이터 구조가 이런 특성을 만족한다는 것이 드러났다.
따라서 어떤 코드가 모노이드에 대해 작동하도록 코드를 일반화할 수 있다면, 재사용성이 굉장
히 좋아질 것이다(위키피디아의 해당 항목을 보라(
http
://
bit
.
ly
/
1tphZ15
)).
모노이드의 예로는 스트링 연결, 행렬 덧셈과 곱셈, 최솟값과 최댓값 계산, 유일한 값을 찾
기 위한 하이퍼로그로그
HyperLogLog
, 집합의 유사성을 위한 민
-
해시
Min
-
hash
, 집합 원소 검사를
위한 블룸 필터
Bloom
filter
등이 있다(애비 브라이언트
Avi
Bryant
의 훌륭한 발표 “
Add
ALL
The
Things
!”(
http
://
bit ...
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