Klyachin, V. A. Approximation of the gradient of a function on the basis of a special class of triangulations. (English. Russian original) Zbl 1469.65065 Izv. Math. 82, No. 6, 1136-1147 (2018); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 82, No. 6, 65-77 (2018). MSC: 65D25 65D07 PDFBibTeX XMLCite \textit{V. A. Klyachin}, Izv. Math. 82, No. 6, 1136--1147 (2018; Zbl 1469.65065); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 82, No. 6, 65--77 (2018) Full Text: DOI
Klyachin, Vladimir A. Modified Delaunay empty sphere condition in the problem of approximation of the gradient. (English. Russian original) Zbl 1351.65015 Izv. Math. 80, No. 3, 549-556 (2016); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 80, No. 3, 95-102 (2016). Reviewer: Manfred Tasche (Rostock) MSC: 65D25 65D07 65D18 PDFBibTeX XMLCite \textit{V. A. Klyachin}, Izv. Math. 80, No. 3, 549--556 (2016; Zbl 1351.65015); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 80, No. 3, 95--102 (2016) Full Text: DOI
Klyachin, V. A. On a multidimensional analogue of the Schwarz example. (English. Russian original) Zbl 1252.65031 Izv. Math. 76, No. 4, 681-687 (2012); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 76, No. 4, 41-48 (2012). Reviewer: Manfred Tasche (Rostock) MSC: 65D07 41A15 41A63 65D18 PDFBibTeX XMLCite \textit{V. A. Klyachin}, Izv. Math. 76, No. 4, 681--687 (2012; Zbl 1252.65031); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 76, No. 4, 41--48 (2012) Full Text: DOI
Ivanov, A. O.; Tuzhilin, A. A. The geometry of inner spanning trees for planar polygons. (English. Russian original) Zbl 1242.05071 Izv. Math. 76, No. 2, 215-244 (2012); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 76, No. 2, 3-36 (2012). MSC: 05C10 05C05 05C35 51M16 52B05 68R10 68U05 PDFBibTeX XMLCite \textit{A. O. Ivanov} and \textit{A. A. Tuzhilin}, Izv. Math. 76, No. 2, 215--244 (2012; Zbl 1242.05071); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 76, No. 2, 3--36 (2012) Full Text: DOI
Ivanov, A. O.; Tuzhilin, A. A. Immersed polygons and their diagonal triangulations. (English. Russian original) Zbl 1178.05034 Izv. Math. 72, No. 1, 63-90 (2008); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 72, No. 1, 67-98 (2008). Reviewer: Peter McMullen (London) MSC: 05C10 52B05 51M16 05C05 53C42 52B45 PDFBibTeX XMLCite \textit{A. O. Ivanov} and \textit{A. A. Tuzhilin}, Izv. Math. 72, No. 1, 63--90 (2008; Zbl 1178.05034); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 72, No. 1, 67--98 (2008) Full Text: DOI