Met vOng xfch do dal 2 dude goi IA met chuygn trf. Vong••• , ik)
phan tfch chive thanh tfch 0 1 ,xfch§ 2. DINH THUGI. Gia sit K IA met trueng (
trong cuan sich nay to din yauxet K la &Ong s6thvc K hoac truang s6 phitc C). Ma tran kidu(m, n) vdi cox
phan tit troll twang IC[r]