Raitums, U.; Schmidt, W. H. On necessary optimality conditions for optimal control problems governed by elliptic systems. (English) Zbl 1075.49009 Optimization 54, No. 2, 149-160 (2005). Reviewer: Hector O. Fattorini (Los Angeles) MSC: 49K20 93C20 35J50 PDFBibTeX XMLCite \textit{U. Raitums} and \textit{W. H. Schmidt}, Optimization 54, No. 2, 149--160 (2005; Zbl 1075.49009) Full Text: DOI
Raitums, Uldis Extremal problems for elliptic systems. (English) Zbl 0928.49022 Schmidt, W. H. (ed.) et al., Variational calculus, optimal control and applications. Proceedings of the 12th international conference in honour of L. Bittner and R. Klötzler, Trassenheide, Germany, September 23–27, 1996. Basel: Birkhäuser. ISNM, Int. Ser. Numer. Math. 124, 79-85 (1998). Reviewer: H.O.Fattorini (Los Angeles) MSC: 49K20 35J50 93C20 PDFBibTeX XMLCite \textit{U. Raitums}, ISNM, Int. Ser. Numer. Math. 124, 79--85 (1998; Zbl 0928.49022)
Raitums, Uldis The maximal principle and the convexification of optimal control problems. (English) Zbl 0816.49022 Control Cybern. 23, No. 4, 745-760 (1994). Reviewer: I.Bock (Bratislava) MSC: 49M20 49K20 49K27 PDFBibTeX XMLCite \textit{U. Raitums}, Control Cybern. 23, No. 4, 745--760 (1994; Zbl 0816.49022)
Kampowsky, Winfried; Raitums, Uldis Convexification of control problems in evolution equations. (English) Zbl 0810.49004 Bulirsch, R. (ed.) et al., Optimal control. Calculus of variations, optimal control theory and numerical methods. Basel: Birkhäuser. ISNM, Int. Ser. Numer. Math. 111, 43-56 (1993). Reviewer: N.Medhin (Atlanta) MSC: 49J20 49K20 49J52 PDFBibTeX XMLCite \textit{W. Kampowsky} and \textit{U. Raitums}, ISNM, Int. Ser. Numer. Math. 111, 43--56 (1993; Zbl 0810.49004)
Goebel, M.; Raitums, U. On necessary optimality conditions for systems governed by a two point boundary value problem. II. (English) Zbl 0719.49016 Optimization 22, No. 1, 67-81 (1991). MSC: 49K15 34H05 93C15 PDFBibTeX XMLCite \textit{M. Goebel} and \textit{U. Raitums}, Optimization 22, No. 1, 67--81 (1991; Zbl 0719.49016) Full Text: DOI
Goebel, Manfred; Raitums, Uldis The Pontryagin minimum principle for a strongly nonlinear two point boundary value problem. (English) Zbl 0754.49014 Control Cybern. 20, No. 2, 7-21 (1991). Reviewer: S.Shih (Tianjin) MSC: 49K15 34H05 93C15 PDFBibTeX XMLCite \textit{M. Goebel} and \textit{U. Raitums}, Control Cybern. 20, No. 2, 7--21 (1991; Zbl 0754.49014)
Goebel, Manfred; Raitums, Uldis Optimal control of two point boundary value problems. (English) Zbl 0707.49006 System modelling and optimization, Proc. 14th IFIP Conf., Leipzig/FRG 1989, Lect. Notes Control Inf. Sci. 143, 281-290 (1990). Reviewer: Manfred Goebel MSC: 49K15 PDFBibTeX XML
Raitums, Uldis E. On the minimization of quadratic functionals on the set of solutions of a family of linear equations. (English) Zbl 0593.49016 Optimization 17, 349-354 (1986). Reviewer: Sun Shunhua MSC: 49K20 49M05 65K10 35J15 93C05 93C20 93B40 PDFBibTeX XMLCite \textit{U. E. Raitums}, Optimization 17, 349--354 (1986; Zbl 0593.49016) Full Text: DOI
Raitums, Uldis E. Necessary optimality conditions for systems described by nonlinear elliptic equations. I. (Russian. English, German summaries) Zbl 0538.49015 Z. Anal. Anwend. 3, 65-79 (1984). Reviewer: Gh.Aniculăesei MSC: 49K20 35J65 93C20 93C10 PDFBibTeX XMLCite \textit{U. E. Raitums}, Z. Anal. Anwend. 3, 65--79 (1984; Zbl 0538.49015) Full Text: DOI
Raitums, Uldis E. Necessary conditions for extremum in optimal control problems for a nonlinear elliptic equation. (English) Zbl 0514.49013 Sib. Math. J. 23, 112-119 (1982). MSC: 49K20 35J60 58C20 47F05 93C20 PDFBibTeX XMLCite \textit{U. E. Raitums}, Sib. Math. J. 23, 112--119 (1982; Zbl 0514.49013) Full Text: DOI
Raitums, Uldis E. Necessary conditions of an extremum in optimal control problems for a nonlinear elliptic equation. (Russian) Zbl 0497.49019 Sib. Mat. Zh. 23, No. 1, 144-152 (1982). MSC: 49K20 35J60 47F05 58C20 93C20 PDFBibTeX XMLCite \textit{U. E. Raitums}, Sib. Mat. Zh. 23, No. 1, 144--152 (1982; Zbl 0497.49019) Full Text: EuDML
Raitums, Uldis E. Some consequences from necessary conditions for an extremum in problems of optimal control for elliptic equations. (Russian) Zbl 0478.49025 Latv. Mat. Ezheg. 25, 71-80 (1981). MSC: 49K35 49K20 35J15 PDFBibTeX XMLCite \textit{U. E. Raitums}, Latv. Mat. Ezheg. 25, 71--80 (1981; Zbl 0478.49025)