Let A = 16 -28 0 -28 53 10 0 10 29 a) Prove that A is a positive definite matrix. b) Find the Cholesky factorization A = LLT. b) Using the factorization A = LLT, solve the linear system Ax = b with b = [1 0 1]¹.
Let A = 16 -28 0 -28 53 10 0 10 29 a) Prove that A is a positive definite matrix. b) Find the Cholesky factorization A = LLT. b) Using the factorization A = LLT, solve the linear system Ax = b with b = [1 0 1]¹.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.6: The Algebra Of Matrices
Problem 13E
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Step 1: We give necessary and sufficient condition for positive definite matrix and method of Cholesky.
VIEWStep 2: We prove that matrix A is positive definition matrix.
VIEWStep 3: We find Cholesky factorization.
VIEWStep 4: We apply Cholesky factorization to solve linear systems Ax=b.
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