In order-reversing involution, completelattice is calculated and general Pawlak operator is deduced.
我们将这种算子推广到具有逆对合对应的完备格上。
2
The auxiliary relation on completelattice has important effect on the research to continuous lattice.
完备格上的附加关系在连续格的研究中起着非常重要的作用。
3
In this paper, firstly, the concept of continuous join-irreducible elements is given. Then in completelattice the properties of join-irreducible elements are shown.