您要查找的是不是：
- C-半群同余 Clifford semigroup congruence
- 逆半群同余 inverse semigroup congruence
- GV-逆半群同余 GV - inverse semigroup congruence
- 完全单半群同余 completely simple semigroup congruences
- 半 semi-
- 半年 half a year
- 群同余 group congruence
- C半群 C --semigroups
- C-同余 C-congruence
- 群同构 group isomorphism
- 群同态 group homomorphism
- 拟C同余 Quasic C congruences
- C-半群 C-semigroups
- soft群同态 soft homomorphism
- 广义C半群 generalized C-semigroup
- 换位子群同构 commutator-group isomorphism
- 半同余 semi-congruence
- 积分C半群 integrated C semigroup
- 仿射代数群同态 affine algebraic k - groups morphism
- 有限阿贝尔群同构的一个判定算法 An algorithm for testing isomorphism of finite abelian groups
