O152.7
研究了有限集 X上的不可约二元关系ρ的性质 ,证明了其含有唯一的传递关系 ,同时证明了ρk∪ρk+1∪……∪ρk+d-1=ρ∪ρ2 ∪……∪ρn=X× X。
The property of the irreducible binary relation p on a finite set K is studied. The unique transitive relation is demonstrated and ρk∪ρk+1∪……∪ρk+d-1=ρ∪ρ2 ∪……∪ρn=X× X is also proved.
孔令继.不可约关系的幕[J].空军工程大学学报,2000,(5):82-83