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Exercise 3.4.19

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$n$ independent columns $\Rightarrow$ rank $n .$ Columns span $R^{m} \Rightarrow$ rank $m$ . Columns are basis for $R^{m} \Rightarrow$ rank $= m = n$ . The rank counts the number of independent columns.

mathchakra

2022-01-23 15:49

Exercise 3.4.19

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