乘法半群(S,·)为矩形群的双半环

乘法半群(S,·)为矩形群的双半环

刘立，李刚

Bi-semirings whose multiplicative semigroup(S,·) is rectangular group

LIU Li，LI Gang

山东科学 . 2017, (1): 89 -94 . DOI: 10.3976/j.issn.1002-4026.2017.01.014