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Control Applications of Sum of Squares Programming
We consider nonlinear systems with polynomial vector fields and pose two classes of system theoretic problems that may be solved by sum of squares... -
LMI Optimization for Fixed-Order H∞ Controller Design
A general H∞ controller design technique is proposed for scalar linear systems, based on properties of positive polynomial matrices. The order of the... -
Analysis of Non-polynomial Systems Using the Sum of Squares Decomposition
Recent advances in semidefinite programming along with use of the sum of squares decomposition to check nonnegativity have paved the way for... -
On the Equivalence of Algebraic Approaches to the Minimization of Forms on the Simplex
We consider the problem of minimizing a form on the standard simplex [equivalently, the problem of minimizing an even form on the unit sphere]. Two... -
Exploiting Algebraic Structure in Sum of Squares Programs
We present an overview of several different techniques available for exploiting structure in the formulation of semidefinite programs based on the... -
SOSTOOLS and Its Control Applications
In this chapter we present SOSTOOLS, a third-party MATLAB toolbox for formulating and solving sum of squares optimization problems. Sum of squares... -
Interior-Point Algorithms for Semidefinite Programming Problems Derived from the KYP Lemma
We discuss fast implementations of primal-dual interior-point methods for semidefinite programs derived from the Kalman-Yakubovich-Popov lemma, a... -
Detecting Global Optimality and Extracting Solutions in GloptiPoly
GloptiPoly is a Matlab/SeDuMi add-on to build and solve convex linear matrix inequality (LMI) relaxations of non-convex optimization problems with... -
Polynomials Positive on Unbounded Rectangles
Given a semialgebraic set $K \subseteq \mathbb{R}^{N}$... -
Stabilization of LPV Systems
We study here the static state-feedback stabilization of linear finite dimensional systems depending polynomially upon a finite set of real, bounded,... -
An LMI-Based Technique for Robust Stability Analysis of Linear Systems with Polynomial Parametric Uncertainties
Robust stability analysis of state space models with respect to real parametric uncertainty is a widely studied challenging problem. In this paper, a... -
Stability of Interval Two–Variable Polynomials and Quasipolynomials via Positivity
Stability of two-dimensional polynomials arises in fields as diverse as 2D digital signal and image processing ([11], [7], [18]), time-delay systems... -
Optimization Problems over Non-negative Polynomials with Interpolation Constraints
Optimization problems over several cones of non-negative polynomials are described; we focus on linear constraints on the coefficients that represent... -
A Sum-of-Squares Approach to Fixed-Order H∞-Synthesis
Recent improvements of semi-definite programming solvers and developments on polynomial optimization have resulted in a large increase of the... -
A Moment Approach to Analyze Zeros of Triangular Polynomial Sets
Consider an ideal $I := \langle g_{1} , . . . ,g_{n}\rangle \subset... -
References
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On weaker notions for Kähler-Ricci solitons
We show that shrinking Kähler-Ricci solitons over a compact Kähler manifold are gradient shrinking Kähler-Ricci solitons. The proof relies on a...