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FourierX
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Homework Statement
Can anyone help me figure out basis for RS(A) and basis for CS (A) along with their dimension?
I mean dim CS(A) and dim RS(A)
where A is
[1 -2 4 1]
[0 7 -15 -4]
[0 0 0 0]
Homework Equations
The Attempt at a Solution
are all non zero rows the basis for RS (A)?