%% Linear System with Sparse Matrix
% Solve a simple system of linear equations using sparse matrices.
% Consider the matrix equation A*x = B.

A = sparse([0 2 0 1 0; 4 -1 -1 0 0; 0 0 0 3 -6; -2 0 0 0 2; 0 0 4 2 0]);
B = sparse([8; -1; -18; 8; 20]);
x = A\B

% Copyright 2012 The MathWorks, Inc.