Tuesday, July 26, 2016

vector spaces - Linear independence and free basis?

How can I show whether the following vectors form a free basis of $\mathbb Z^3$?



(1,2,2), (-1,0,2), (2,-1,4)



Is a free basis the same as a normal basis and does the method for determining linear independence change when the vector space is $\mathbb Z^3$ rather than $\mathbb R^3$?

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