% matlab demo

disp('press return to continue')
pause

echo on

% solution of linear systems 

A = [1 2; 3 4]
b = [7; 9]
x = A\b 
pause

% data structures 

students{2}.grades = [1.3, 2.7, 1.0]
students{1}.course = 'matlab'
students{1:2}
pause 

% plotting functions 

t = [0:0.1:2*pi];
plot(t,sin(t),t,cos(t));
pause

echo off
clear