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Category Archives: Linear Algebra
Solving 3×3 Linear Systems
Posted in College Algebra, Linear Algebra, Linear Equations
Tagged gauss elimination
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An Example of Using the Four Subspaces
This pencast offers a worked out example of using the four subspaces and the Fundamental Theorem of Linear Algebra. Continue reading
Posted in Linear Algebra, Pencast
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The Four Fundamental Subspaces in Linear Algebra
This pencast shows the construction of the four fundamental subspaces of linear algebra: Row Space, Nullspace, Column Space, and Left Nullspace. Continue reading
Posted in Linear Algebra, Pencast
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Linear Algebra in a Nutshell
This is the famous (hehe) lecture from youtube. If you are in my class, you must check this out! Continue reading
Posted in Linear Algebra, Video
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Finding some eigenvectors
In this pencast we go through an example of finding eigenvectors for a particular matrix. Continue reading
Posted in Linear Algebra, Pencast
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Sample Quizzes for Applied Math 310 for Engineers
These are some sample quizzes from an Applied Math for Engineers class, covering some aspects of linear algebra. I strongly recommend that you study as though these were real quizzes. You should give yourself 20 minutes to do them. Continue reading
Posted in Linear Algebra, Written Tutorials
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Least Squares Approximation – 2 Pencasts
Here are two pencasts recapping the main ideas from Least Squares Approximations. Continue reading
Posted in Linear Algebra, Media, Pencast
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Eigenvector Demo
In this interactive app, a demo at hosted at UCLA gives a really nice, graphical demonstration of what applying a linear transformation does to a vector in 2-D Continue reading
Posted in Interactive App, Linear Algebra
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Review of Algebra Answers Tutoring Software 1 (Video)
Click here to try the Algebrator software yourself. Technorati Profile
Posted in College Algebra, Linear Algebra, Media, Video
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Pencast of Gauss Elimination of a 3×3 Symmetric Matrix
In this pencast, Doc shows us an example of Gaussian Elimination on a 3×3 matrix. You can watch Doc as he works through the steps and hear him explaining what he’s doing. A great introduction if this is your first pencast. Continue reading
Posted in Linear Algebra, Pencast
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