show matrix completion is SDP
98829
How to convert the matrix completion problem to the standard SDP form?
64477
Determine reflection matrix over a line
85550
Positive definiteness of difference of inverse matrices
132978
Matrix Calculus in Least-Square method
75104
Existence of some type matrix
120027
Checking connectivity of adjacency matrix
108567
Nielsen & Chuang Exercise 2.2 - “Matrix representations: example”
41813
How to prove positive (semi-)definitness in matrix notation without numbers
156512
Verify a matrix value on MATLAB
138025
How to show the solution of $\dot{x} = Ax $ is an invariant subspace?
91938
Countable Matrix Representation
98646
Show determinant of matrix is non-zero
20241
Find the trace of the matrix?
93606
Showing that $C[0,1]$ is not complete
115272
Showing that projections $\mathbb{R}^2 \to \mathbb{R}$ are not closed
63516
$C^1[0,1]$ is not complete with respect to sup norm
70021
Verify if symmetric matrices form a subspace