Janković, Vladimir; Jovanović, Milan On conctractibility of the operator \(I-t\nabla f\). (English) Zbl 0958.26008 Mat. Vesn. 49, No. 2, 245-248 (1997). Reviewer: Ljubiša Kocić (Niš) MSC: 26B25 PDF BibTeX XML Cite \textit{V. Janković} and \textit{M. Jovanović}, Mat. Vesn. 49, No. 2, 245--248 (1997; Zbl 0958.26008) OpenURL
Janković, Vladimir On the impossibility of one ruler-and-compass construction. (English) Zbl 1032.51017 Mat. Vesn. 48, No. 3-4, 73-75 (1996). Reviewer: Milica Stojanović (Beograd) MSC: 51M15 PDF BibTeX XML Cite \textit{V. Janković}, Mat. Vesn. 48, No. 3--4, 73--75 (1996; Zbl 1032.51017) Full Text: EuDML OpenURL
Janković, Vladimir Solution of a problem of G. Pólya. (English) Zbl 0957.52004 Mat. Vesn. 48, No. 1-2, 47-50 (1996). MSC: 52C05 52C10 PDF BibTeX XML Cite \textit{V. Janković}, Mat. Vesn. 48, No. 1--2, 47--50 (1996; Zbl 0957.52004) Full Text: EuDML OpenURL
Jankovic, Vladimir The linear control problem. (English) Zbl 0499.49010 Mat. Vesn. 6(19)(34), 41-47 (1982). MSC: 49K15 49J15 93C05 93C15 52A20 PDF BibTeX XML Cite \textit{V. Jankovic}, Mat. Vesn. 6(19)(34), 41--47 (1982; Zbl 0499.49010) OpenURL
Jankovic, Vladimir Existence theorems for some optimal control problems. (English) Zbl 0509.49001 Mat. Vesn. 5(18)(33), 361-366 (1981). MSC: 49J15 93B03 52A20 93C05 93C15 PDF BibTeX XML Cite \textit{V. Jankovic}, Mat. Vesn. 5(18)(33), 361--366 (1981; Zbl 0509.49001) OpenURL
Jankovic, Vladimir About a man and lions. (English) Zbl 0424.26008 Mat. Vesn. 15(30), 359-361 (1978). MSC: 26B99 PDF BibTeX XML Cite \textit{V. Jankovic}, Mat. Vesn. 2(15)(30), 359--361 (1978; Zbl 0424.26008) OpenURL