Suppose that the set A={X₁, X2..., Xn}, X₁ ER" spans the entire space R", i.e. for any arbitrary n-vector y E tix = y. R",3 a set of coefficients (t₁, t₂.... tn} with at least one t; # 0 such that Prove that the coefficients t₁, ₂..., t are unique.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Suppose that the set A={X₁, X2..., Xn}, X₁ ER" spans the entire space R", i.e. for any arbitrary n -vector y E
R",3 a set of coefficients {t₁, t₂,... tn} with at least one t; #0 such that 1tixi = y.
Prove that the coefficients t₁, t₂,.., t are unique.
Transcribed Image Text:Suppose that the set A={X₁, X2..., Xn}, X₁ ER" spans the entire space R", i.e. for any arbitrary n -vector y E R",3 a set of coefficients {t₁, t₂,... tn} with at least one t; #0 such that 1tixi = y. Prove that the coefficients t₁, t₂,.., t are unique.
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