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<bibitem type="J">   <ARLID>0410831</ARLID> <utime>20240103182242.3</utime><mtime>20060210235959.9</mtime>        <title language="eng" primary="1">Optimal control of causal differential-algebraic systems</title>  <specification> <page_count>26 s.</page_count> </specification>   <serial><ARLID>cav_un_epca*0257017</ARLID><ISSN>0022-247X</ISSN><title>Journal of Mathematical Analysis and Applications</title><part_num/><part_title/><volume_id>269</volume_id><volume>2 (2002)</volume><page_num>616-641</page_num><publisher><place/><name>Elsevier</name><year/></publisher></serial>    <keyword>optimal control</keyword>   <keyword>differential-algebraic equations</keyword>   <keyword>existence theory</keyword>    <author primary="1"> <ARLID>cav_un_auth*0101187</ARLID> <name1>Roubíček</name1> <name2>Tomáš</name2> <institution>UTIA-B</institution> <full_dept>Department of Decision Making Theory</full_dept>  <fullinstit>Ústav teorie informace a automatizace AV ČR, v. v. i.</fullinstit> </author> <author primary="0"> <ARLID>cav_un_auth*0021075</ARLID> <name1>Valášek</name1> <name2>M.</name2> <country>CZ</country>  </author>     <COSATI>12A</COSATI>    <cas_special> <project> <project_id>IAA1075005</project_id> <agency>GA AV ČR</agency> <ARLID>cav_un_auth*0012782</ARLID> </project> <project> <project_id>GA201/00/0768</project_id> <agency>GA ČR</agency> <ARLID>cav_un_auth*0005685</ARLID> </project> <research> <research_id>CEZ:AV0Z1075907</research_id> </research>  <abstract language="eng" primary="1">Existence theory of Filippov-Roxin type as well as a maximum principle for optimal control problem governed by nonlinear differential-algebraic equations of index 1 or 2 or 3 are formulated and proved. The index-3 case is illustrated on mechanical descriptor systems arising in robotics.</abstract>      <RIV>BA</RIV>   <department>MTR</department>    <permalink>http://hdl.handle.net/11104/0130918</permalink>   <ID_orig>UTIA-B 20020045</ID_orig>       <arlyear>2002</arlyear>       <unknown tag="mrcbU63"> cav_un_epca*0257017 Journal of Mathematical Analysis and Applications 0022-247X 1096-0813 Roč. 269 č. 2 2002 616 641 Elsevier </unknown> </cas_special> </bibitem>