Jordan decomposition, finding $S$
66892
Finding $P$ in $A = P^{-1}JP$ (Jordan Form)
24499
Finding $(a, b, c)$ with $ab-c$, $bc-a$, and $ca-b$ being powers of $2$
120610
Find a subset of $S = \{(1, 0, i), (i, 2, -3), (2-i, 1+i, i)\}$ that forms a basis for $\textsf V = \operatorname{span}(S)$
43987
Decomposition of the tensor product $\mathbb{Q}_p \otimes_{\mathbb{Q}} \mathbb{Q}[i]$ into a product of fields
84871
Determining the dimension of span$\{AB-BA : A,B \in M_{n \times n}(\mathbb R) \}$
131585
Primary decomposition problem
77554
Inverse of the sum of matrices
33216
Prove that the order of an element in $S_n$ equals the least common multiple of the lengths of the cycles in its cycle decomposition.
19280
Jordan Canonical Form determined by characteristic and minimal polynomials in dimension $3$, but not beyond
41540
How to determine the Jordan form and give a Jordan base for a matrix?
100749
How to find bases for a subspace defined by an equation
70381
Find the determinant of a symmetric matrix
67820
Showing that $(A_{ij})=\left(\frac1{1+x_i+x_j}\right)$ is positive semidefinite
104037
Jordan normal form for a characteristic polynomial $(x-a)^5$
110408
Solving for $A$ in $Ax = b$
80623
Must $S$ be a unitary matrix?
98631
Postive-semidefiniteness of matrix with entries $1/(a_i+a_j)$