Primary Decomposition and Invariant Subspace Question
131585
Primary decomposition problem
30017
Orthogonality and linear independence
127249
Geometric meaning of primary decomposition
93062
Is Every Invariant Subspace the Kernel of an polynomial applied in the operator?
33642
Finite dimensional subspace of $C([0,1])$
11301
Union of two vector subspaces not a subspace?
90525
The subspace of $\ell_2$
23520
A property of Littlewood-Paley decomposition
132059
Minimal polynomials and cyclic subspaces
88728
Dimensions of vector subspaces in a direct sum are additive
63697
connected subspaces need to lie in one separated component
142097
Finding the dimension of the orthogonal complement
150387
Questions about matrix rank, trace, and invertibility
139087
polar decomposition of a square A when A is not full rank/invertible
76160
Dimension of the sum of two vector subspaces
123665
A question in Subspaces in linear algebra
73027
Questions on symmetric matrices