相容算子是一类将一般关系转化为相容关系的操作，这也拓展了基于相容关系的数据挖掘方法的应用。
Tolerence operators are kind of operations converting general relation to compatibility relation, it also extends the application range of the compatibility relation-based methods for data mining.
定义了与知识精细关系相容的格算子，并给出了其算法和知识精细关系的充要条件。
The lattice operators, which correspond with the knowledge fine relation, are defined, and the algorithms of them and sufficient and necessary conditions for the knowledge fine relation are given.
在一个不规则网络上离散拉普拉斯算子的差分格式，不但能满足相容性及极值原理，而且还具有误差极小性质。
The paper gives disperse pattern of Laplace functor under in-uniform grid, which fulfills acceptance character and error minimum theory, extremes value principle.
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