Along every characteristic strip of the equation F(x,y,z,p,q)=0 function F(x,y,z,p,q) is constant. Скачать
Greatest lower bound and least upper bound (if bounded condition both infimum & supremum exist) Скачать
let A be set, and E1..En be finite seq of disjoint measurable set. then m*(An(UEi))=sum m*(AnEi) Скачать
INTEGRATION BY PARTS suppose F and G are differentiable on [a,b] F'=f belong to Riemann integral Скачать
if V is a finite dimensional over F then any two basis of V have the same number of elements. Скачать
Let F be a field of all R and let V be the set of sequences (a1,a2.....an) TP V is a vector space Скачать
Prove N is a normal subgroup if and only if the product of right coset is again a right coset Скачать
the union of a finite coll of closed set is closed, and intersection of ac of closed set is closed Скачать
the subgroup N of G is a normal subgroup of G if and only if every left coset =right coset of N in G Скачать