Computing $\operatorname{ad}_x$ where $\operatorname{ad}$ is the adjoint representation
107122
Compute $ad_X$, $ad_Y$, and $ad_Z$ relative to a basis
146730
The adjoint of left exterior multiplication by $\xi$ for hodge star operator
26570
Prove $\operatorname{rank}(AB) = \operatorname{rank}(B)$
122434
Adjoint of a matrix and inverse of a matrix
48524
Existence proof of the tensor product using the Adjoint functor theorem.
95481
The set of self-adjoint operators over a Hilbert space doesn't form a lattice
81868
How to prove $\operatorname{Tr}(AB) = \operatorname{Tr}(BA)$?
83970
Proof of an elementary property of Projection Operators
118310
How to find $\operatorname{Gal}(S/\mathbb{Q})$
76074
Fourier Series Representation $e^{ax}$
16692
a representation condition of Hilbert space
122853
Show that $\operatorname{rank}(A) = \operatorname{rank}(B)$
2439
If a linear operator has an adjoint operator, it is bounded
50130
$\operatorname{Aut}(V)$ is isomorphic to $S_3$
33338
Problem on $\operatorname{Hom}(\mathbb Z_6,R^*\oplus C^*)$
46265
Minimal polynomial of the operator $T:V\oplus W\to V\oplus W$
55067
Norm of self-adjoint operator