摘要
设n是一个正整数,定义了一类新的主弱内射性,称之为n-主弱内射性.利用这类新的性质给出了一些新的幺半群类的刻画.
Let n be a positive integer. A new kind of injectivity, namely n-principMly weakly injective act, is defined. Through this new property the characterizations of some new classes of monoids were given.
出处
《兰州大学学报（自然科学版）》
CAS
CSCD
北大核心
2013年第5期715-718,共4页
Journal of Lanzhou University(Natural Sciences)
基金
Supported by the National Natural Science Foundation of China(11901129,11101197,11001222)
Foundation for Young Innovative Scientists in Gansu Province
关键词
幺半群
可除系
主弱内射系
monoids
divisible act
principally weakly injective act
