%-------------------------------------------------------------------------------
% UF Sparse Matrix Collection, Tim Davis
% http://www.cise.ufl.edu/research/sparse/matrices/Janna/ML_Geer
% name: Janna/ML_Geer
% [Poroelastic problem (structural problem)]
% id: 2650
% date: 2012
% author: C. Janna, M. Ferronato, G. Pini
% ed: T. Davis
% fields: name title A id date author ed kind Zeros notes
% kind: structural problem
%-------------------------------------------------------------------------------
% notes:
% Authors: Carlo Janna, Massimiliano Ferronato, Giorgio Pini        
% Matrix type: Unsymmetric                                          
% # equations:      1,504,002                                       
% # non-zeroes:   110,879,972                                       
%                                                                   
% Problem description: Poroelastic problem (structural problem)     
%                                                                   
% The matrix ML_Geer has been obtained to find through a Meshless   
% Petrov-Galerkin discretization the deformed configuration of an   
% axial-symmetric porous medium subject to a pore-pressure drawdown.
%                                                                   
% Further information can be found in the following papers:         
%                                                                   
% 1) M. Ferronato, A. Mazzia, G. Pini, and G. Gambolati. A meshless 
% method for axi-symmetric poroelastic simulations: numerical       
% study. International Journal for Numerical Methods in Engineering 
% 70 (2007), pp. 1346-1365.                                         
%                                                                   
% 2) M. Ferronato, C. Janna and G. Pini. A generalized Block FSAI   
% preconditioner for unsymmetric indefinite matrices. Journal of    
% Computational and Applied Mathematics (2012), submitted.          
%-------------------------------------------------------------------------------
