Questions tagged [sdp]

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2
votes
1answer
78 views

Relationship between extreme points and optimal solutions of SDPs

Consider this to be our SDP problem: Minimize $\langle C, X \rangle$ such that $\langle A_i, X \rangle \ge b_i$ for all $i \in [m]$ and $X \succcurlyeq 0$. For SDPs, is there a relationship between ...
4
votes
1answer
80 views

Conditions required for strong duality to hold for SDPs

According to Wikipedia, strong duality holds when "the primal optimal objective and the dual optimal objective are equal." What are the necessary conditions for strong duality to hold in ...
3
votes
0answers
117 views

SDP relaxation with greater-than and less-than inequalities at the same time

I am dealing with the following nonconvex fractional quadratic optimization problem \begin{align} & \min_{\boldsymbol{x}} && \max_{t \in \mathcal{T}} \frac{\boldsymbol{a}_t^T \boldsymbol{...
5
votes
1answer
113 views

Which solver solves PSD constrained convex non-linear problem

I have a problem with a vector variable $w \in \mathbb{R}^n$ and a symmetric matrix variable $V \in \mathbb{R^{n \times n}}$. I am solving a problem which is roughly like: \begin{align} \begin{array}{...
6
votes
0answers
50 views

Semi-definite Programming, non standard notation

The usual way to define a semi-definite program (SDP), e.g., as given in Boyd and Vandenberghe's convex optimization book, is: $$ \begin{array}{cl} \min & c^\top x \\ \mathrm{s.t.} & 0 \succeq ...