%%MatrixMarket matrix coordinate real symmetric
%-------------------------------------------------------------------------------
% UF Sparse Matrix Collection, Tim Davis
% http://www.cise.ufl.edu/research/sparse/matrices/HB/nos3
% name: HB/nos3
% [SYMMETRIC MATRIX, FE APPROXIMATION TO BIHARMONIC OPERATOR ON PLATE]
% id: 219
% date: 1982
% author: H. Simon
% ed: I. Duff, R. Grimes, J. Lewis
% fields: title A name id date author ed kind
% kind: structural problem
%-------------------------------------------------------------------------------
4 4 7
1 1 2.0
1 2 -1.0
2 2 2.0
2 3 -1.0
3 3 2.0
3 4 -1.0
4 4 2.0