1. Show that the set P is an affine set of dimension 2. To this end, express it as x(0) + span(x(1) , x(2)), where x (0) ∈ P, and x(1) , x(2) are linearly independent vectors. 2. Find the minimum Euclidean distance from 0 to the set P, and a point that achieves the minimum distance.
1. Show that the set P is an affine set of dimension 2. To this end, express it as x(0) + span(x(1) , x(2)), where x (0) ∈ P, and x(1) , x(2) are linearly independent vectors. 2. Find the minimum Euclidean distance from 0 to the set P, and a point that achieves the minimum distance.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question
(Affine sets and projections) Consider the set in R3 defined by the equation
1. Show that the set P is an affine set of dimension 2. To this end, express it as x(0) + span(x(1) , x(2)), where x (0) ∈ P, and x(1) , x(2) are linearly independent vectors.
2. Find the minimum Euclidean distance from 0 to the set P, and a point that achieves the minimum distance.
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Step 1: Analysis and Introduction:
VIEWStep 2: Prove that the set P is affine set.
VIEWStep 3: Express the point on P as given.
VIEWStep 4: Introduce Lagrange multipliers and find the partial derivatives.
VIEWStep 5: Find the point of minima
VIEWStep 6: Find the minimum value of the function:
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