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All steps of the computation are elementary. The only differential equation that has to be integrated is the necessary Euler\u2013Lagrange equation.<\/jats:p>","DOI":"10.1007\/s10100-025-00959-y","type":"journal-article","created":{"date-parts":[[2025,1,31]],"date-time":"2025-01-31T04:43:27Z","timestamp":1738298607000},"page":"345-349","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["On the infinite horizon linear-quadratic regulator problem and the Leitmann transformation"],"prefix":"10.1007","volume":"33","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-6671-8814","authenticated-orcid":false,"given":"Florian","family":"Wagener","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2025,1,31]]},"reference":[{"key":"959_CR1","volume-title":"Variationsrechnung und partielle Differentialgleichungen erster Ordnung","author":"C Carath\u00e9odory","year":"1935","unstructured":"Carath\u00e9odory C (1935) Variationsrechnung und partielle Differentialgleichungen erster Ordnung. 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