用泛性质定义了BCI -代数的直积,并证明了直积的存在性和唯一性。
The concept direct products of BCI-Algebra by using the universal property is introduced and uniqueness and existence of direct products of BCI-Alegbra are also proved.
利用主中理想的概念给出了软代数能分解为链直积的一个条件。
In this paper, we introduce concepts of main weak ideal and discuss their basic properties.
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