A triangular grid, also called an isometric grid (Gardner 1986, pp. 209-210), is a grid formed by tiling the plane regularly with equilateral triangles.
Triangular Grid
See also
Grid, Square Grid, Hexagonal Grid, Triangle, Triangle Tiling, Triangular Grid GraphExplore with Wolfram|Alpha
References
Gardner, M. Knotted Doughnuts and Other Mathematical Entertainments. New York: W. H. Freeman, 1986.Referenced on Wolfram|Alpha
Triangular GridCite this as:
Weisstein, Eric W. "Triangular Grid." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/TriangularGrid.html