• Let V be a 2-dimensional real vector space, and let T E End(V). Show that...
9.4 (Idempotent endomorphisms) Let V be an n-dimensional vector space over Kand let End(V) such that f-f. a) Show that fis diagonalizable and that V-rge f b) Determine x and . f ker f. 9.4 (Idempotent endomorphisms) Let V be an n-dimensional vector space over Kand let End(V) such that f-f. a) Show that fis diagonalizable and that V-rge f b) Determine x and . f ker f.
Suppose that T E End(V) where V is some 3-dimensional real vector space. Suppose that det(T) 1 and that i is an eigenvalue of T. Find a, b, and C such that T5 = aT2 + 6T +c.
Prob 4. Let V be a finite-dimensional real vector space and let T є C(V). Define f : R R by f(A) :- dim range (T-λΓ Which condition on T is equivalent to f being a continuous function? Prob 4. Let V be a finite-dimensional real vector space and let T є C(V). Define f : R R by f(A) :- dim range (T-λΓ Which condition on T is equivalent to f being a continuous function?
Problem 4. Let n E N, and let V be an n-dimensional vector space. Let(, ,): V × V → R be an nner product on V (a) Prove that there exists an isomorphism T: V -R" such that (b) Is the isomorphism T you found in part (a) unique? Give a proof or a counterexample. (c) Let A be an n × n symmetric matrix such that T A > 0 for all nonzero ERT. Show that there exists...
de(V)e(A) 6· Lot V be a finite dimensional vector space, and T : V → V be a linear oper- ator. Suppose that T2-Iv, the identity operator. Prove that T is diagonalizable and that 1 and1 are the only possible eigenvalues of T
Let P2 be the real vector space of polynomials in a of degree at most 2, and let T be the real vector space of upper triangular 2 x 2 matrica b,cERThe vector space P2 is equipped with the inner product 〈p(x), q(x)-1 p(z)q(z) dr, and the vector space T is equipped with the inner product 〈A.B)=tr(AB), where tr denotes trace. Let L: P2→T be 1.p(z)dr]. Find L 0 c given by L(p(z)):-17(1) .CE :J ) 1 2 0 p(-1)...
Prob 5. Suppose V is a finite-dimensional complex vector space, T E C(V) is diagonalizable, and all eigenvalues of T are strictly below 1 in absolute value. Given V, and u є V, what is limn oo (Tnt)?
Let V be a finite-dimensional complex vector space and let T from V to V be a linear transformation. Show that V is the direct sum of U and W where W and U are T-invariant subspaces and the restriction of T on U is nilpotent and the restriction of T on W is an isomorphism.
Let W be a subspace of an n-dimensional vector space V over C, and let T:V V be a linear transformation. Prove that W is invariant under T if and only if W is invariant under T- I for any i EC.
3. Let Te L(V), where V is a finite-dimensional C-vector space. Prove that T is diago- nalizable if and only if Ker(T – a id) n Im(T - a id) = {0} for all a E C.