Linear Algebra: Projections onto Subspaces

A series of linear algebra lectures given in videos by Khan Academy.

 

 

Rowspace Solution to Ax=b example
Visualizing the rowspace solution to Ax=b

 

 

Showing that A-transpose x A is invertible
Showing that (transpose of A)(A) is invertible if A has linearly independent columns

 

 

Linear Algebra: Projections onto Subspaces

 

 

Linear Alg: Visualizing a projection onto a plane
Visualizing a projection onto a plane. Showing that the old and new definitions of projections aren't that different

 

 

 

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