Hartl, R.; Mehlmann, A. The Transylvanian problem of renewable resources. (English) Zbl 0506.90016 RAIRO, Rech. Opér. 16, 379-390 (1982). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 Document MSC: 91B76 Environmental economics (natural resource models, harvesting, pollution, etc.) 92D25 Population dynamics (general) 49K15 Optimality conditions for problems involving ordinary differential equations 91B62 Economic growth models Keywords:phase-plane analysis; bang-bang control; maximum principle; vampirism; biomathematics; optimal control; Lotka-Volterra system; predator-prey relationship; various utility functions; renewable resource management × Cite Format Result Cite Review PDF Full Text: DOI EuDML