10.3.4 You are given (a) a set of functions un (x)--x", n = 0, 1, 2, (b) an interval (0, oo), (c)...
Linear algebra Consider the matrix C 1 2 4 -1 C-3 1 2 -6 8 1 0 0 (a) Find a basis for Row(C) that consists entirely from rows of C. (b) Use Gram-Schmidt process to construct an orthonormal set from the rows of C. Consider the matrix C 1 2 4 -1 C-3 1 2 -6 8 1 0 0 (a) Find a basis for Row(C) that consists entirely from rows of C. (b) Use Gram-Schmidt process to construct...
2. Let set S = {(1,0, 2), (2, 1, 0) and (0,3,3)}. S is a basis for Rs. Using the Gram-Schmidt orthonormalization process to set S, obtain an orthonormal basis B' for R. 3. Find a third order Fourier approximation for the function f(x) = T-X 2 on the interval [0, 21).
5. (15') Define the inner-product on C([-1,1]), the space of all continuous functions on the interval [-1,1], by (f(a), g(x) = $ $(a)g(x) dr. (a) Use Gram-Schmidt algorithm to convert the set {1,1 + ,(1+x)?} to an orthogonal set. (b) Is the set you found in Part (a) still orthogonal if the interval of integral in the definition of inner-product is changed to [0, 1]? Explain your an answer.
4) Consider the inner product space P2(R), with inner product (a) Use the Gram-Schmidt process to construct an orthonormal basis from the basis (b) Using your answer to part (a), give the least squares approximation in P2(R) to the function f(x)on the interval [0, 1. Hint: You may use the following result without proof f Ine* dr = (-1)"(ane-n!), where ao = 1, an- | n. + | , for n-1, 2, ). 4) Consider the inner product space P2(R),...
5. (15') Define the inner-product on C([-1,1]), the space of all continuous functions on the interval [-1, 1), by (5(2), gla) - s(z)g(z) dr. (a) Use Gram-Schmidt algorithm to convert the set (1,1 + 1,(1 + x)2} to an orthogonal set. (b) Is the set you found in Part (a) still orthogonal if the interval of integral in the definition of inner-product is changed to [0, 1]? Explain your answer.
(4) Consider the inner product space P2(R), with inner product (a) Use the Gram-Schmidt process to construct an orthonormal basis from the basis 11, r, r2) b) Using your answer to part (a), give the least squares approximation in P2(R) to the function f(x) e on the interval [0, Hint: You may use the following result without proof: J İlne dra(-1)"(ane-n!), where ao-1, an-le! + îl , for n-1, 2, or n=1,2 .. ). (4) Consider the inner product space...
4) Consider the inner product space P2(R), with inner product 0 (a) Use the Gram-Schmidt process to construct an orthonormal basis from the basis (b) Using your answer to part (a), give the least squares approximation in P2(R) to the function f(x)on the interval [0, 1 (Hint: You may use the following result without proof: oe d(an!)where a 1, anor n1,2....) ane- n!), where do -I, ln
Part Ill (10 pts each) 15. Let S {x2, (x- 1)2, (x -2)2 B) Define an inner product on P2 via < p(x) | q(x)>= p(-1)q(-1) p(0)q(0) +p(1)q(1) Using this inner product, and Gram-Schmidt, construct an orthonormal basis for P2 from S - use the vectors in the order given!
1: 1 131 2 Given matrix A 2 2 2. matrix P and I S set 2. a) Show that matrix P diaqonalizes A and find D(diagonal matnx) that matches. 6) Find the eigen values of A Observe that the columns of P form set S c) orthogonal Set using the inner product standard show that set S is not an Use the Gram- Schmidt process to get an orthonormal set from S using inner product standard 1: 1 131...
5. For any real number L > 0, consider the set of functions fx(x) = cos ("I") and In(x) = sin (^) se hos e mais a positive in where n is a positive integer. Show that these functions are orthonormal in the sense that (a) 1 L È Lsu(w) m(e)dx = {if m=n. fn (2) fm(x) dx = {. if m En if m =n -L 1 L il fn(x)9m(x)dx = 0 (c) il 9.(X)gm()dx = {{ if m=n...