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**Unformatted text preview: **Block multiplication Inverses Section 2.6 LU factorization Section 2.7 Transposes and permutation Section 3.1 Vector spaces and subspaces Col(A) Section 3.2 Null space Theorem: if n>m then there must be free variables Section 3.3 Rank and dimension of Col(A), N(A)...

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