4.3.5 ND Prove that x = 0 is the only solution to Ar = 0 if and only if the rank of the px q matrix A equals q, the number of unknowns.
4.3.5 ND Prove that x = 0 is the only solution to Ar = 0 if and only if the rank of the px q matrix A equals q, the number of unknowns.
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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