Vornicescu, Neculae An existence theorem of optimal controls. (English) Zbl 0768.49002 Prepr., ”Babeș-Bolyai” Univ., Fac. Math. Phys., Res. Semin. 1990, No. 7, 155-162 (1990). Reviewer: C.Saguez (Saint Quentin Yvelines) MSC: 49J15 × Cite Format Result Cite Review PDF
Popovici, Nicolae The degree of efficiency in the multiobjective optimization problems. (English) Zbl 0800.90738 Prepr., ”Babeș-Bolyai” Univ., Fac. Math. Phys., Res. Semin. 1990, No. 7, 143-154 (1990). MSC: 90C29 × Cite Format Result Cite Review PDF
Muntean, Ioan On the computation of area of rotation surface with application to optimal design of auto tyre. (English) Zbl 0800.49064 Prepr., ”Babeș-Bolyai” Univ., Fac. Math. Phys., Res. Semin. 1990, No. 7, 133-142 (1990). MSC: 49N90 × Cite Format Result Cite Review PDF
Potra, Teodor Orthogonal type finite element. (English) Zbl 0757.65069 Prepr., “Babeș-Bolyai” Univ., Fac. Math. Phys., Res. Semin. 1990, No. 7, 123-132 (1990). Reviewer: S.Zlobec (Montreal) MSC: 65J10 47A50 × Cite Format Result Cite Review PDF
Diaconu, Adrian On the convergence of certain Traub-type iterative methods employed for the solution of nonlinear operator equations. (Sur la convergence de certaines méthodes itératives de type Traub, employées pour la résolution des équations opérationnelles non- linéaires.) (French) Zbl 0761.65045 Prepr., ”Babeș-Bolyai” Univ., Fac. Math. Phys., Res. Semin. 1990, No. 7, 107-122 (1990). Reviewer: Otu Vaarmann (Tallinn) MSC: 65J15 47J25 × Cite Format Result Cite Review PDF
Balázs, M.; Goldner, G. Error estimations for monotone enclosure. (English) Zbl 0754.65052 Prepr., ”Babeș-Bolyai” Univ., Fac. Math. Phys., Res. Semin. 1990, No. 7, 101-106 (1990). Reviewer: N. A. Warsi (Stone Mountain) MSC: 65J15 47H07 47J25 × Cite Format Result Cite Review PDF
Kassay, G.; Kolumbán, I. On the Knaster-Kuratowski-Mazurkiewicz and Ky Fan’s theorem. (English) Zbl 0769.54051 Prepr., ”Babeș-Bolyai” Univ., Fac. Math. Phys., Res. Semin. 1990, No. 7, 87-100 (1990). MSC: 54H25 × Cite Format Result Cite Review PDF
Cobzas, S. On the Schauder’s theorem on the compactness of the conjugate mapping. (English) Zbl 0746.47009 Prepr., ”Babeș-Bolyai” Univ., Fac. Math. Phys., Res. Semin. 1990, No. 7, 83-86 (1990). MSC: 47B07 47B10 × Cite Format Result Cite Review PDF
Balogh, Z.; Kassay, G. On convexity of implicit functions. (English) Zbl 0746.47039 Prepr., ”Babeș-Bolyai” Univ., Fac. Math. Phys., Res. Semin. 1990, No. 7, 77-82 (1990). MSC: 47J05 46G05 46A55 × Cite Format Result Cite Review PDF
Postolică, Vasile Spline approximation of countable additive set functions of bounded 2-variation. (English) Zbl 0757.41020 Prepr., ”Babeș-Bolyai” Univ., Fac. Math. Phys., Res. Semin. 1990, No. 7, 63-76 (1990). Reviewer: Vasile Postolică MSC: 41A15 41A65 × Cite Format Result Cite Review PDF
Mitrea, Alexandru Ioan On the divergence of simple generalized quadratures. (English) Zbl 0765.41028 Prepr., ”Babeș-Bolyai” Univ., Fac. Math. Phys., Res. Semin. 1990, No. 7, 53-62 (1990). Reviewer: W.Krabs (Darmstadt) MSC: 41A55 × Cite Format Result Cite Review PDF
Gal, Sorin Gh. Approximation of continuous functions on [0,1] by monotone sequences of polynomials having interpolating properties at 0 and 1. (English) Zbl 0748.41004 Prepr., ”Babeș-Bolyai” Univ., Fac. Math. Phys., Res. Semin. 1990, No. 7, 45-52 (1990). Reviewer: Shi Ying-Guang (Beijing) MSC: 41A10 41A05 × Cite Format Result Cite Review PDF
Lungu, Nicolaie Non-continuation results for some classes of differential systems. (English) Zbl 0747.34005 Prepr., “Babeș-Bolyai” Univ., Fac. Math. Phys., Res. Semin. 1990, No. 7, 41-44 (1990). MSC: 34A12 34D05 34D20 × Cite Format Result Cite Review PDF
Sándor, J.; Toader, Gh. On some exponential means. (English) Zbl 0752.26010 Prepr., “Babeș-Bolyai” Univ., Fac. Math. Phys., Res. Semin. 1990, No. 7, 35-40 (1990). Reviewer: János Aczél (Waterloo/Ontario) MSC: 26D15 × Cite Format Result Cite Review PDF
Sándor, József On an inequality of Ky Fan. (English) Zbl 0748.26013 Prepr., “Babeș-Bolyai” Univ., Fac. Math. Phys., Res. Semin. 1990, No. 7, 29-34 (1990). Reviewer: J.Sándor (Jud.Harghita) MSC: 26D15 × Cite Format Result Cite Review PDF
Grădinaru, Mihai On the derivative with respect to a function with applications to Riemann-Stieltjes integral. (English) Zbl 0792.26003 Prepr., “Babeș-Bolyai” Univ., Fac. Math. Phys., Res. Semin. 1990, No. 7, 21-28 (1990). Reviewer: A.Precupanu (Iaşi) MSC: 26A24 26A42 × Cite Format Result Cite Review PDF
Bottesch, Martin Properties of the Cauchy integral with an application to the Riemann integral. (Eigenschaften des Cauchy-Integrals mit einer Anwendung auf das Riemann- Integral.) (German) Zbl 0813.26003 Prepr., ”Babeș-Bolyai” Univ., Fac. Math. Phys., Res. Semin. 1990, No. 7, 7-20 (1990). Reviewer: P.S.Bullen (Vancouver) MSC: 26A42 × Cite Format Result Cite Review PDF
Postolică, Vasile Spline approximation of countable additive set functions of bounded 2- variation. (English) Zbl 0553.41020 Prepr., ”Babeș-Bolyai” Univ., Fac. Math. Phys., Res. Semin. 1990, No. 7, 63-76 (1990). MSC: 41A15 × Cite Format Result Cite Review PDF