{"id":{"repo_id":"lsu-thes","oai_identifier":"oai:repository.lsu.edu:gradschool_dissertations-2073"},"canonical_url":"https://search.dev.ndltd.org/etd/lsu-thes/oai:repository.lsu.edu:gradschool_dissertations-2073","repository":{"repo_id":"lsu-thes","name":"Lousiana State University","base_url":"https://repository.lsu.edu/do/oai/"},"display":{"title":"On properties of linear control systems on Lie groups","abstract":"In this work we study controllability properties of linear control systems on Lie groups as introduced by Ayala and Tirao in [AT99]. A linear control system _x0006_&#931; Lie group G is defined by x' = X(x) + &#931;<sup>k</sup><sub>j=1</sub> u<sub>j</sub>Y<sub>j</sub>(x), where the drift vector field X is an infinitesimal automorphism, u<sub>j</sub> are piecewise constant functions, and the control vectors Y<sub>j</sub> are left-invariant vector fields. Properties for the flow of the infinitesimal automorphism X and for the reachable set defined by _x0006_&#931; are presented in Chapter 3. Under a condition similar to the Kalman condition which is needed for controllability of linear control systems on R<sup>n</sup>, Ayala and Tirao showed local controllability of the system &#931; _x0006_at the group identity e. An alternate proof of this result is obtained using the Lie theory of semigroups. More importantly, an extension of this result is proved. These results are contained in Chapter 4. Finally, in Chapter 5 an example on the Heisenberg Lie group is presented and its properties are proved using the theory developed.","abstract_html":"In this work we study controllability properties of linear control systems on Lie groups as introduced by Ayala and Tirao in [AT99]. A linear control system _x0006_&amp;#931; Lie group G is defined by x&#x27; = X(x) + &amp;#931;&lt;sup&gt;k&lt;/sup&gt;&lt;sub&gt;j=1&lt;/sub&gt; u&lt;sub&gt;j&lt;/sub&gt;Y&lt;sub&gt;j&lt;/sub&gt;(x), where the drift vector field X is an infinitesimal automorphism, u&lt;sub&gt;j&lt;/sub&gt; are piecewise constant functions, and the control vectors Y&lt;sub&gt;j&lt;/sub&gt; are left-invariant vector fields. Properties for the flow of the infinitesimal automorphism X and for the reachable set defined by _x0006_&amp;#931; are presented in Chapter 3. Under a condition similar to the Kalman condition which is needed for controllability of linear control systems on R&lt;sup&gt;n&lt;/sup&gt;, Ayala and Tirao showed local controllability of the system &amp;#931; _x0006_at the group identity e. An alternate proof of this result is obtained using the Lie theory of semigroups. More importantly, an extension of this result is proved. These results are contained in Chapter 4. Finally, in Chapter 5 an example on the Heisenberg Lie group is presented and its properties are proved using the theory developed.","abstract_has_math":false,"creators":["Cardetti, Fabiana"],"institution":"Mathematics","degree_name":"Doctor of Philosophy (PhD)","degree_level":"Dissertation","degree_discipline":"Applied Mathematics","degree_department":null,"school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2002,"date_issued":"2002-01-01T08:00:00Z","date_published":"2002-01-01T08:00:00Z","updated_at":"2026-07-24T02:58:50Z","subjects":["geometric control theory"],"languages":[],"rights":["unrestricted","Release the entire work immediately for access worldwide."],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["etd-0711102-152933","https://repository.lsu.edu/gradschool_dissertations/1074"],"render_values":[{"text":"etd-0711102-152933","href":null,"code":true},{"text":"https://repository.lsu.edu/gradschool_dissertations/1074","href":"https://repository.lsu.edu/gradschool_dissertations/1074","code":true}]}]},"links":{"outbound_url":"https://doi.org/10.31390/gradschool_dissertations.1074","outbound_label":"DOI","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:creator","label":"Author","values":["Cardetti, Fabiana"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2002-07-10"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2022-05-12T23:10:56Z"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Applied Mathematics"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Dissertation"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Doctor of Philosophy (PhD)"]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["Mathematics"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["geometric control theory"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:rights","label":"Dc Rights","values":["unrestricted","Release the entire work immediately for access worldwide."]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["etd-0711102-152933","10.31390/gradschool_dissertations.1074","https://repository.lsu.edu/gradschool_dissertations/1074"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["In this work we study controllability properties of linear control systems on Lie groups as introduced by Ayala and Tirao in [AT99]. A linear control system _x0006_&#931; Lie group G is defined by x' = X(x) + &#931;<sup>k</sup><sub>j=1</sub> u<sub>j</sub>Y<sub>j</sub>(x), where the drift vector field X is an infinitesimal automorphism, u<sub>j</sub> are piecewise constant functions, and the control vectors Y<sub>j</sub> are left-invariant vector fields. Properties for the flow of the infinitesimal automorphism X and for the reachable set defined by _x0006_&#931; are presented in Chapter 3. Under a condition similar to the Kalman condition which is needed for controllability of linear control systems on R<sup>n</sup>, Ayala and Tirao showed local controllability of the system &#931; _x0006_at the group identity e. An alternate proof of this result is obtained using the Lie theory of semigroups. More importantly, an extension of this result is proved. These results are contained in Chapter 4. Finally, in Chapter 5 an example on the Heisenberg Lie group is presented and its properties are proved using the theory developed."]},{"key":"dc:title","label":"Title","values":["On properties of linear control systems on Lie groups"]}]}],"canonical_facts":{"dc:creator":["Cardetti, Fabiana"],"dc:date":["2002-07-10"],"dc:date.available":["2022-05-12T23:10:56Z"],"dc:description.abstract":["In this work we study controllability properties of linear control systems on Lie groups as introduced by Ayala and Tirao in [AT99]. A linear control system _x0006_&#931; Lie group G is defined by x' = X(x) + &#931;<sup>k</sup><sub>j=1</sub> u<sub>j</sub>Y<sub>j</sub>(x), where the drift vector field X is an infinitesimal automorphism, u<sub>j</sub> are piecewise constant functions, and the control vectors Y<sub>j</sub> are left-invariant vector fields. Properties for the flow of the infinitesimal automorphism X and for the reachable set defined by _x0006_&#931; are presented in Chapter 3. Under a condition similar to the Kalman condition which is needed for controllability of linear control systems on R<sup>n</sup>, Ayala and Tirao showed local controllability of the system &#931; _x0006_at the group identity e. An alternate proof of this result is obtained using the Lie theory of semigroups. More importantly, an extension of this result is proved. These results are contained in Chapter 4. Finally, in Chapter 5 an example on the Heisenberg Lie group is presented and its properties are proved using the theory developed."],"dc:identifier":["etd-0711102-152933","10.31390/gradschool_dissertations.1074","https://repository.lsu.edu/gradschool_dissertations/1074"],"dc:rights":["unrestricted","Release the entire work immediately for access worldwide."],"dc:subject":["geometric control theory"],"dc:title":["On properties of linear control systems on Lie groups"],"thesis:degree_discipline":["Applied Mathematics"],"thesis:degree_level":["Dissertation"],"thesis:degree_name":["Doctor of Philosophy (PhD)"],"thesis:institution_name":["Mathematics"]},"updated_at":"2026-07-24T02:58:50Z"}