Finding the Jacobian matrix of $x^T A x$
489
How to take the gradient of the quadratic form?
506
Finding $\int x^xdx$
34702
Show $|A + uv^T| = (1 + v^T A^{-1} u) |A|$
46265
Minimal polynomial of the operator $T:V\oplus W\to V\oplus W$
70468
Row space and column space of $A^T A$ and $A A^T$
88386
Derivative of matrix exponential at $0$
46567
Derivatives of inverse matrix
76074
Fourier Series Representation $e^{ax}$
109736
For a 2x2 matrix A satisfying $A^k=I$, compute $e^A$
21065
Bordered Hessian matrix to find a minimum of the function
55388
Finding nilpotent and diagonalizable operators for a linear transformation $T$
87186
Gradient descent of $f(w)=\frac12w^TAw-b^Tw$ viewed in the space of Eigenvectors of $A$
142725
The general solution of $x^a = a^x$ for real $a >0$
122957
Intuitive proof of multivariable changing of variables formula (jacobian) without using mapping and/or measure theory?
37953
Primary Decomposition of $\mathbb{R^n}$ under T
71437
How is the derivative of $\textrm{Trace}\left\{ X^T A X B\right\}$ with respect to $X$ equal to $AXB + A^TXB^T$?
63118
Finding the closed form of the determinant of the Hilbert matrix