2. Equip C[0, 1] with the inner product (f 19) = f(x) g(x) dr. Define the func- tions fi(x) = 1, f2(x) = x², f3(x) = r³ and let W be the span of fi, f2, and fa- (a) Use the Gram-Schmidt process to find an orthonormal basis for W. (b) Let g(x) = 1+z². Calculate the orthogonal projection of g onto the subspace W.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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2.
Equip C[0, 1] with the inner product (f 19) = f(x) g(x) dz. Define the func-
tions fi(x) = r, f2(x) = x², f3(x) = r³ and let W be the span of fi, f2, and fa-
(a) Use the Gram-Schmidt process to find an orthonormal basis for W.
(b) Let g(x) = 1+z². Calculate the orthogonal projection of g onto the subspace W.
2
Transcribed Image Text:2. Equip C[0, 1] with the inner product (f 19) = f(x) g(x) dz. Define the func- tions fi(x) = r, f2(x) = x², f3(x) = r³ and let W be the span of fi, f2, and fa- (a) Use the Gram-Schmidt process to find an orthonormal basis for W. (b) Let g(x) = 1+z². Calculate the orthogonal projection of g onto the subspace W. 2
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