4.6 Rank
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Topics covered
- Definition of row space of A
- Finding a basis for row space of A and relationship with rref of A
- Dimension of the column space and row space are the same
- Definition of Rank
- The Rank Theorem, relationship rank with dimension of null space and number columns of A
- Introduce the term nullity - the dimension of null space. In video, not in notes.
- Add statements to Invertible Matrix Theorem
- Several examples
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