... (2.13) FrvECO([O,I]), VVEV 11.2 KHONG GIAN HAM LP(O,T;X), 1~ p ~ 00 Cho X la khong gian Banach th\fc d6i vdi chuffn 11.llx Ta ky hi~u LP(O,T;X), 1~ p ~ 00, la khong gian cac lOp tudng T dudng chua ... nila, cac kh6ng gian L\O,T;X), Loo (O,T;XI) kh6ng phdn xg, Chu thich 2.3 N€u X = LP(0) thl LP(O,T;X) = LP(0 x (O,T)) Phan b6 co gia tri vectd Dinh nghia 2.1 Cho X la mQt khong gian Banach thlfc ... Vi Chung minh (i) D~ tha'yr~ng T tuySntinh NSu Tw=0 thl (W,V)=(TW,V)VIV=O, , \iVEV VI V tru ffi~ttrong H, nen ta co (w,v)=O, \ivEH Do w = O V~y T la don anh, nghla la, ffiQtphep nhung tu H vao...