internal binary operation

function f: S × S → S

en-GB/ɪnˈtɜːnl baɪnəɹiː ˌɒpəˈɹeɪʃən/
en-US/ɪnˈtɝnəl ˈbaɪnɚi ˌɑpɚˈeɪʃən/

カテゴリ：

law of compositioninternal operationbinary operation