Then group congruences, the least group congruence, regular congruence, and idempotent-seperating congruence on such semigroups are obtained.

其次，对这类半群上的群同余、最小群同余、正则同余、幂等分离同余做了进一步研究。

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Then group congruences, the least group congruence, regular congruence, and idempotent-seperating congruence on such semigroups are obtained.

其次，对这类半群上的群同余、最小群同余、正则同余、幂等分离同余做了进一步研究。

youdao