{D -3t0, 0t1 L'& f()g(t)dt. Let h(t) = 10] In C-3, 1, consider the inner product...
5. Let V be quadratic polynomials on the interval [-1,1], with the inner product 〈f,g):= | f(t)g(t)dt, and D VVfHf be the differentiation operator. (a) Find the Hermitian transpose (adjoint) D, which is determined by its action on a basis, by calculating D'(1), D*(x), D'(x2), explicitly. Find the eigenvalues and corresponding eigenfunctions of D* (c) Find (D)
5. Let V be quadratic polynomials on the interval [-1,1], with the inner product 〈f,g):= | f(t)g(t)dt, and D VVfHf be the differentiation...
Consider the inner product space V = P2(R) with (5,9) = { $(0)g(t) dt, and let T:VV be the linear operator defined by T(f) = x f'(x) +2f (x) +1. (i) Compute T*(1 + x + x2). (ii) Determine whether or not there is an orthonormal basis of eigenvectors ß for which [T]k is diagonal. If such a basis exists, find one.
2. Consider the inner product space V = P2(R) with (5,9) = . - f(t)g(t) dt, and let T:V + V be the linear operator defined by T(F) = xf'(x) + 2f (x). (i) Compute T*(1 + x + x2). (ii) Determine whether or not there is an orthonormal basis of eigenvectors ß for which [T]2 is diagonal. If such a basis exists, find one.
4. Let L2(-π, π)) be the Lebesgue space of square integrable functions f: [-π, π] → C with inner-product, (f,g) =| f(t)g(t)dt (a) Show thatkt k e is an orthonormal system 2rZ s an orthonormal system (b) Let M be the linear span of (1, et, e). Find the point in M closest to the function [4 marks] 2π f(t) = t. [6 marks]
4. Let L2(-π, π)) be the Lebesgue space of square integrable functions f: [-π, π] →...
Linear Algebra
2) General Inner Products, Length, Distance and Angle a) Determine if (u,v)-3uiv,-u,v, is a dot product b) Show that (u.v)-a+a,h,'2 is a product if a, 20 e)Let A-(41 ..)and B-G ) Use inner product on 4 -2 M (A, B aitai +apb +2a to find the length of A, B, namely ll-41 and 1 d) Find the angle between the two matrices above e) Find the distance between the two above matrices 0) For the functions (x)-1 and...
217 The space is C [0,21] with the inner product (f, g) = S fog(t)dt. Find the third-order Fourier approximation to f(t) = 2 - 6. 0 The third-order Fourier approximation of fis-6 + 21 – 3 sint - 2 sin 2t - sin 3t| (Type an exact answer, using a as needed.)
(1 point) A. Let g(t) be the solution of the initial value problem dy dt with g(1)1 Find g(t) B. Let f(t) be the solution of the initial value problem dy dt with f(0) 0 Find f(t). C. Find a constant c so that solves the differential equation in part B and k(1) 13. cE
(1 point) A. Let g(t) be the solution of the initial value problem dy dt with g(1)1 Find g(t) B. Let f(t) be the solution...
5pt 1. Let g() = | f(t) dt, where f is the function whose graph is shown below on the interval [0, 5). The graph consists of two straight line segments. - - - ------ -1- - - - - - --1- - -1- - - - - - - (a) Find g(1) and g(3). (b) On what interval(s) is g(x) decreasing? (c) At what x-value(s) in (0,5) does the local maximum of g occur? (d) At what x-value(s) in...
(3 points) The function (f, g) = f(-2x(-2) + f(0)g(0) + f(2)g(2) defines an inner product on P2. With respect to this inner product, find the orthogonal projection of /)-4x2 +5x-3 onto the subspace L spanned by g(x) = 2x2-2x-4.
advanced linear algebra, need full proof thanks
Let V be an inner product space (real or complex, possibly
infinite-dimensional). Let
{v1, . . . , vn} be an orthonormal set of vectors.
4. Let V be an inner product space (real or complex, possibly infinite-dimensional. Let [vi,..., Vn) be an orthonormal set of vectors. a) Show that 1 (b) Show that for every x e V, with equality holding if and only if x spanfvi,..., vn) (c) Consider the space...