Algorithms and Software for LMI Problems in Control Introduction
Algorithms and Software for LMI Problems in Control Introduction
Algorithms and Software for LMI Problems in Control Introduction
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Thedeterm<strong>in</strong>antmaximizationproblem Extensions<br />
thefollow<strong>in</strong>g<strong>for</strong>m: theSDP(1),whichwasdiscussed<strong>in</strong>moredetail<strong>in</strong>[76].Thisextensioncanbewritten<strong>in</strong> Intheirsurveyof<strong>LMI</strong>problems<strong>in</strong>control,Boydetal.[3]alsoconsideredanextensionof<br />
m<strong>in</strong>imizebTy�logdet subjecttoC+mXi=1yiAi �D�mXi=1yiBi!<br />
D+mXi=1yiBi0 (15)<br />
<strong>in</strong><strong>for</strong>mation<strong>and</strong>communicationtheory.There<strong>for</strong>ethetheorybeh<strong>in</strong>dtheirsolutionisof <strong>and</strong>(14)areduals.<br />
an<strong>in</strong>terior-po<strong>in</strong>tmethod<strong>for</strong>themaxdet-problemaredescribed<strong>in</strong>[76].<strong>Software</strong><strong>for</strong>solv<strong>in</strong>g great<strong>in</strong>terest,<strong>and</strong>theresult<strong>in</strong>galgorithmshavewideapplication.Alistofapplications<strong>and</strong> Maxdet-problemsarise<strong>in</strong>manyelds,<strong>in</strong>clud<strong>in</strong>gcomputationalgeometry,statistics,<strong>and</strong><br />
maxdet-problemsisavailable<strong>in</strong>[77],<strong>and</strong>hasbeen<strong>in</strong>corporated<strong>in</strong>SDPSOL[68]. Thegeneralizedeigenvaluem<strong>in</strong>imizationproblem<br />
theirmaximumgeneralizedeigenvalue,wecansolvetheoptimizationproblem posewehaveapairofmatrices(A(x);B(x)),bothanefunctionsofx.Inordertom<strong>in</strong>imizeAthirdst<strong>and</strong>ardproblemfrom[3]isthegeneralizedeigenvaluem<strong>in</strong>imizationproblem.Sup- m<strong>in</strong>imizet<br />
3TheproblemwasdenotedCP<strong>in</strong>[3]. subjecttotB(x)�A(x) B(x) 0: 0 (16)<br />
8