Vector dot product vs Matrix $1\times1$
122202
How does the dot product convert a matrix into a scalar?
47012
When a 0-1-matrix with exactly two 1’s on each column and on each row is non-degenerated? [1]
34043
A rank-one matrix is the product of two vectors
123220
Quick doubt about multiplying vectors by scalars
103308
Showing that $\nabla\times(\nabla\times\vec{A}) = \nabla(\nabla\cdot\vec{A})-\Delta\vec{A}$
994
Linear independence of vectors that form non-square matrix
133449
A proof that an orthogonal matrix with a determinant 1 is a rotation matrix
84522
A better proof for $\det(P) = \pm1$ if $P$ is an orthogonal matrix
76020
What's the intuition for dot product?
31116
Matrix given by $a_{ij} = 1/(i+j)$ is non-singular.
67035
History of dot product and cosine
52564
$m\times n$ matrix with an even number of 1s in each row and column
69542
Why do the $n \times n$ non-singular matrices form an "open" set?
143923
Why can the cross product of two vectors be calculated as the determinant of a matrix?
76510
vector identity for triple scalar product
114271
Why is a matrix invertible if it can be written as the product of elementary matrices?
155092
What is the logic/rationale behind the vector cross product?