Difference differential operators with values at the midpoints of the sides of cells of a triangular grid

DOI10.3103/S0278641920020065zbMath1452.65300MaRDI QIDQ2218190

M. N. Sablin

Publication date: 15 January 2021

Published in: Moscow University Computational Mathematics and Cybernetics (Search for Journal in Brave)

zbMATH Keywords

triangular gridlocal approximationgrid operatorsgrid functionstheory of difference schemes

Mathematics Subject Classification ID

Mesh generation, refinement, and adaptive methods for boundary value problems involving PDEs (65N50) Finite difference methods for boundary value problems involving PDEs (65N06)

Related Items (1)

Difference approach to solving boundary value problems for elliptic partial differential equations in the sense of generalized functions

Cites Work

• Mimetic finite difference method
• Consistent grid analogs of invariant differential and boundary operators on an irregular triangular grid in the case of a grid nodal approximation
• A two-dimensional operator-difference scheme for fluid dynamics in Lagrangean coordinates on an irregular triangular grid with the property of local approximation near the symmetry axis
• Consistent grid operators with the cell-nodal definition of grid functions
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