..............page:10-12,28
..............page:29-31,50
..............page:39-41,96
..............page:81-84,92
..............page:35-38,50
..............page:55-58,68
..............page:32-34,80
Some Notes on Additive Category
liu \ cai 1) \ \ ni weiping 2) ( 1) liaocheng educational college; liaocheng 252000; 2) department of mathematics; zaozhuang college)
..............page:13-15
Finite-volume Powergroup
zhang chengyi 1) \ \ dang pingan 2) ( 1) zhumadian educational college; zhumadian 463000; 2) zhumadian teachers college; zhumadian 463000)
..............page:1-2,80
..............page:3-5,24
..............page:16-19,50
..............page:73-76,92