fem_basis_t3_display_test, a MATLAB program which calls fem_basis_t3_display() to read data defining a linear triangular ("T3") mesh and display the basis function associated with any node in the mesh.
The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.
SQUARE is a simple mesh of 25 nodes and 32 linear triangular ("T3") elements over the [0,4] by [0,4] square: