antihomomorphism相关论文
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
We prove that the following three properties cannot match each other on a lattice, that differentials of coordinate func......
We prove that the following three properties cannot match each other on a lattice, that differentials of coordinate func......
映射：ｆ：Ｇ１→Ｇ２叫做群Ｇ１到群Ｇ２的一个弱同态映射，如果对任意ａ，ｂ∈Ｇ１，等式：ｆ（ａｂ）＝ｆ（ａ）ｆ（ｂ）和ｆ（ａｂ）＝ｆ（ｂ）ｆ（ａ）至少有一个成立。该文证明群的弱同态映射不是同态映射就是反同态映射。......
