Blogs about: Linear Algebra
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Cramer's Rule
We’re trying to invert a function which is continuously differentiable on some region . That is we know that if is a point where , then there is a ball around where is one-to-one onto some neigh… more →
The Unapologetic Mathematician
Approximate bases, sunflowers, and nonstandard analysis
Terence Tao wrote 20 hours ago: One of the most basic theorems in linear algebra is that every finite-dimensional vector space has a … more →
Color: Cohen's intriguing F matrix again
rip wrote 1 day ago: Let me run thru the derivation of Figure 20 again, still with the CIE 1964 tables, but at 20 nm inte … more →
TEMATH software
Gary Davis wrote 3 days ago: TEMATH (Tools for Exploring Mathematics) This is a mathematics exploration environment useful for in … more →
matrices especiales de 2x2, módulo 2 y módulo 3
juanmarqz wrote 1 week ago: no es difícil calcular que tiene seis elementos y que este grupo es el grupo simétrico . ¿Y que hay … more →
Color: Cohen Figure 20, "an intriguing F matrix"
rip wrote 1 week ago: I struggled to make sense of pages 94-101 of Cohen’s “Visual Color and Color Mixture … more →
Example: Is it a transition matrix? Part 2
rip wrote 2 weeks ago: We had three matrices from Jolliffe, P, V, and Q. They were allegedly a set of principal components … more →
Solving y on a triangle in 3D space given x and z.
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jontrausti wrote 2 weeks ago: Yay, my second post. I’ve been working on a final project at my university, University of Reyk … more →
Igon Value: Pinker on Gladwell's What The Dog Saw
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range wrote 2 weeks ago: I’m kind of surprised at the ignorance of some writers, especially when it comes to mathematic … more →
Cramer's Rule
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John Armstrong wrote 3 weeks ago: We’re trying to invert a function which is continuously differentiable on some region . That i … more →
Transition matrix: to be or not to be
rip wrote 4 weeks ago: Cohen (“Visual Color & Color Mixture”, see the bibliography) did something very inte … more →
Download Ebook linear Algebra for CBSE 10+2 and other Exams
Admin wrote 1 month ago: Linear Algebra Click to get whole book Linear Algebra along with the answers to exercises. Note: sav … more →
The Khan Academy - College on Youtube
the_deliman wrote 1 month ago: I found this channel on youtube-a little too late- and it’s been the best help with Calculus t … more →
The Hodge Star
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John Armstrong wrote 1 month ago: Sorry for the delay from last Friday to today, but I was chasing down a good lead. Anyway, last week … more →
Set-multiset duality and supervector spaces
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Qiaochu Yuan wrote 1 month ago: Recall that the elementary symmetric functions generate the ring of symmetric functions as a module … more →
Inner Products on Exterior Algebras and Determinants
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John Armstrong wrote 1 month ago: I want to continue yesterday’s post with some more explicit calculations to hopefully give a b … more →
Tensor Algebras and Inner Products
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John Armstrong wrote 1 month ago: Let’s focus back in on a real, finite-dimensional vector space and give it an inner product. A … more →
Functoriality of Tensor Algebras
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John Armstrong wrote 1 month ago: The three constructions we’ve just shown — the tensor, symmetric tensor, and exterior al … more →
Exterior Algebras
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John Armstrong wrote 1 month ago: Let’s continue yesterday’s discussion of algebras we can construct from a vector space. … more →
Tensor and Symmetric Algebras
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John Armstrong wrote 1 month ago: There are a few graded algebras we can construct with our symmetric and antisymmetric tensors, and a … more →
