Vector Spaces

JellyFish

Junior Member
Joined
Jan 12, 2009
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51
Hi everyone here is a recent problem that has come up in one of my classes.


The vector space is defined as the field of scalars is Z[sub:21n2oy9i]2[/sub:21n2oy9i] = {0,1}, where + and * are done mod 2.

The set of vectors are { [0,0] , [1,0] , [0,1] , [1,1] }

Normal addition and multiplication by scalars.

Question: Verify that Z[sup:21n2oy9i]2[/sup:21n2oy9i](one 2 is super one is sub) is indeed a vector space.

We were told we could either list all possibly cases or use vectors such as [a, b], [c, d] etc. and do it a general way.

I know for the question I have to go through the 10 axioms/rules for vector spaces to show that each one holds up to prove that it is a vector space. I have done it before with much easier cases but this one is giving me lots of trouble. I want to do it the general way but I am not sure how.

Hopefully all of the notation makes sense. Any tips would really be appreciated.
 
Well, there are only four vectors and two scalars in this space.
How hard will it be to check each axiom for such a set?
 
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