% Truss 06
% A determinate truss with 4 nodes and 4 bars

% Daniel D. Warner
% January 28, 2008

% There are 4 nodes
% The matrix of x,y coordinates for each node (in feet)
nodes = [0.0  0.0
         3.0  0.0
         0.0  2.0
         3.0  2.0]
     
% There are 4 bars
% The matrix of nodes that are connected by each bar
bars = [1  3
        2  3
        2  4
        3  4]

% The vector of Hooke's (stiffness) constants for each bar
hooke = [ 2.0e3
          2.0e3
          2.0e3
          2.0e3]

% Nodes 1 and 2 are fixed both horizontally and vertically
% Nodes 3 and 4 are free
fixed = [1  1
         1  1
         0  0
         0  0]

% Specify the load
load = [ 0    0
          0    0
          5  -50
          0 -100]