局部纯正的密码群并半群
locally orthodox cryptogroup
正规纯正密码半群
normal orthocryptou semigroups
局部纯正半群
locally orthodox semigroup
局部左正则纯正密群
locally left regular orthodox cryptogroup
拟纯正半群
quasi orthodox semi group
正则纯正半群
regular orthodox semigroup
强连续算子半群(C0半群)
semigroup of strongly continuous operators(C 0-semigroup
强E~*-稠密半群
strongly (E)~*-dense semigroup