matlab - Finding a basis of the null space with a specific structure -
matlab - Finding a basis of the null space with a specific structure -
let a
nxm matrix , rank(a) = r
. allow n
matrix columns span right null space of a
. how can find n
n
has next construction (as matlab code):
n = [eye(m-r); p]
where eye(m-r)
(m-r) x (m-r)
identity matrix , p
remaining piece of a
.
matlab matrix
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