Note Set 03a: The way of the Elimination Matrix | Matrixology

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Slide Set 02d: Nutshell—$\mathbf{A}\vec{x}=\vec{b}$ and the Gaussian Eliminator 9000

All Slides

Slide Set 04a: Basic matrix wrangling & the dangers of multiplication

Note Set 03a: The way of the Elimination Matrix

If a matrix can do the job for us, we embrace that matrix. We show how row operations, both eliminations and swaps, can be performed by special matrices premultipling our friend $\mathbf{A}\vec{x}=\vec{b}$.
Best consumed by 2016/09/05

Covered in this episode:

03a: The way of the Elimination Matrix

Slide Set 02d: Nutshell—$\mathbf{A}\vec{x}=\vec{b}$ and the Gaussian Eliminator 9000

All Slides

Slide Set 04a: Basic matrix wrangling & the dangers of multiplication