% Example demonstrating batch operation of a script driven 
% COMSOL Multiphysics model. Place this file
% in your working directory and give the command comsol batch myscript

% Solve the Poisson equation on the unit circle union with unit
% rectangle, using second order lagrange elements
     clear fem

     fem.geom = circ2+rect2;
     fem.mesh = meshinit(fem);
     fem.shape = 2; 
     fem.equ.c = 1;
     fem.equ.f = 1; 
     fem.bnd.h = 1;
     fem.xmesh = meshextend(fem);
     fem.sol = femlin(fem);

%Save the result in a binary file. Use flsave for COMSOL fem-structures
%and save for all other data. 
flsave pois fem


%A simple linear algebra operation
a=rand(4);
b=a'*a;

%Save the b matrix.
save bmatrex b;