Linear Algebra subspaces
60684
Determine whether the set $W$ is a subspace in $\mathbb{R}^{3}$
15576
Addition of two subspaces
1799
How many k-dimensional subspaces there are in n-dimensional vector space over $\mathbb F_p$?
94929
Proof that the all bases of a subspace V consist of the same number of vectors?
110654
Vector Spaces and AC
150135
The intersection of an infinite number of subspaces is a subspace
107000
Dimension of intersection of distinct subspaces
48113
Find a basis for the vector space of symmetric matrices with an order of $n \times n$
26529
How to identify "naturally" two subspaces?
92774
Prove that a linear subspace of $C([0,1])$ is closed
33642
Finite dimensional subspace of $C([0,1])$
35625
Direct sum of orthogonal subspaces
2109
Max dimension of a subspace of singular $n\times n$ matrices
79061
show that {$(x_1,x_2,x_3,x_4)\in\mathbb{F}^4$:$x_3=5x_4+b$} is a subspace
65494
Proper subspaces of $ R^n $
22295
Subspace of a separable space is separable
121047
Proof: Sum of dimension of orthogonal complement and vector subspace