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Found 168 Documents (Results 1–100)

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Difference differential operators with values at the midpoints of the sides of cells of a triangular grid. (English. Russian original) Zbl 1452.65300

Mosc. Univ. Comput. Math. Cybern. 44, No. 2, 97-108 (2020); translation from Vestn. Mosk. Univ., Ser. XV 2020, No. 2, 48-60 (2020).
MSC:  65N06 65N50
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Trajectories and traces on non-traditional regular tessellations of the plane. (English) Zbl 1486.52052

Brimkov, Valentin E. (ed.) et al., Combinatorial image analysis. 18th international workshop, IWCIA 2017, Plovdiv, Bulgaria, June 19–21, 2017. Proceedings. Cham: Springer. Lect. Notes Comput. Sci. 10256, 16-29 (2017).
MSC:  52C20 68U05 68Q42
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Consistent grid operators with the cell-nodal definition of grid functions. (English. Russian original) Zbl 1369.65156

Mosc. Univ. Comput. Math. Cybern. 41, No. 1, 1-10 (2017); translation from Vestn. Mosk. Univ., Ser. XV 2017, No. 1, 3-12 (2017).
MSC:  65N50
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Number of shortest paths in triangular grid for 1- and 2-neighborhoods. (English) Zbl 1486.68210

Barneva, Reneta P. (ed.) et al., Combinatorial image analysis. 17th international workshop, IWCIA 2015, Kolkata, India, November 24–27, 2015. Proceedings. Cham: Springer. Lect. Notes Comput. Sci. 9448, 115-124 (2015).
MSC:  68U05 05A15
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Consistent grid analogs of invariant differential and boundary operators on an irregular triangular grid in the case of a grid nodal approximation. (English. Russian original) Zbl 1327.65203

Mosc. Univ. Comput. Math. Cybern. 39, No. 2, 49-57 (2015); translation from Vestn. Mosk. Univ., Ser. XV 2015, No. 2, 3-10 (2015).
MSC:  65N06 47F05 65N50
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A combinatorial technique for construction of triangular covers of digital objects. (English) Zbl 1486.68209

Barneva, Reneta P. (ed.) et al., Combinatorial image analysis. 16th international workshop, IWCIA 2014, Brno, Czech Republic, May 28–30, 2014. Proceedings. Berlin: Springer. Lect. Notes Comput. Sci. 8466, 76-90 (2014).
MSC:  68U05 68T45 68U10
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Zero-sum flow numbers of hexagonal grids. (English) Zbl 1303.05079

Fellows, Michael (ed.) et al., Frontiers in algorithmics and algorithmic aspects in information and management. Third joint international conference, FAW-AAIM 2013, Dalian, China, June 26–28, 2013. Proceedings. Berlin: Springer (ISBN 978-3-642-38755-5/pbk). Lecture Notes in Computer Science 7924, 339-349 (2013).
MSC:  05C21 90C27
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Energy-minimization based discrete tomography reconstruction method for images on triangular grid. (English) Zbl 1377.68307

Barneva, Reneta P. (ed.) et al., Combinatorial image analysis. 15th international workshop, IWCIA 2012, Austin, TX, USA, November 28–30, 2012. Proceedings. Berlin: Springer (ISBN 978-3-642-34731-3/pbk). Lecture Notes in Computer Science 7655, 274-284 (2012).
MSC:  68U10 68U05
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Cellular topology on the triangular grid. (English) Zbl 1377.68286

Barneva, Reneta P. (ed.) et al., Combinatorial image analysis. 15th international workshop, IWCIA 2012, Austin, TX, USA, November 28–30, 2012. Proceedings. Berlin: Springer (ISBN 978-3-642-34731-3/pbk). Lecture Notes in Computer Science 7655, 143-153 (2012).
MSC:  68U05
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On application of orthogonal finite piecewise-square functions on triangular grids in surfaces linear approximations. (Russian) Zbl 1299.65190

Prikladnaya matematika i mekhanika. Sbornik nauchnykh trudov. Ul’yanovsk: Ul’yanovskiĭ Gosudarstvennyĭ Tekhnicheskiĭ Universitet (ISBN 978-5-9795-0904-4), 368-375 (2011).
MSC:  65M06 65T60 35K05
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Isoperimetrically optimal polygons in the triangular grid. (English) Zbl 1330.68310

Aggarwal, Jake K. (ed.) et al., Combinatorial image analysis. 14th international workshop, IWCIA 2011, Madrid, Spain, May 23–25, 2011. Proceedings. Berlin: Springer (ISBN 978-3-642-21072-3/pbk). Lecture Notes in Computer Science 6636, 194-207 (2011).
MSC:  68U05
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On open rectangle-of-influence drawings of planar graphs. (English) Zbl 1246.05110

Du, Ding-Zhu (ed.) et al., Combinatorial optimization and applications. Third international conference, COCOA 2009, Huangshan, China, June 10–12, 2009. Proceedings. Berlin: Springer (ISBN 978-3-642-02025-4/pbk). Lecture Notes in Computer Science 5573, 123-134 (2009).
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Mimetic finite difference methods for diffusion equations on unstructured triangular grid. (English) Zbl 1056.65079

Feistauer, M. (ed.) et al., Numerical mathematics and advanced applications. Proceedings of ENUMATH 2003, the 5th European conference on numerical mathematics and advanced applications, Prague, Czech Republic, August 18–22, 2003. Berlin: Springer (ISBN 3-540-21460-7/hbk). 368-377 (2004).
MSC:  65M06 35K05 65M50
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Monotone finite-difference schemes on triangular grids for convection-diffusion problems. (Russian, English) Zbl 1116.80304

Zh. Vychisl. Mat. Mat. Fiz. 42, No. 9, 1368-1382 (2002); translation in Comput. Math. Math. Phys. 42, No. 9, 1317-1330 (2002).
MSC:  80A20 80M20 76R99
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