UMAL-QURA UNIVERSITY
College of Copmuter and Inforamtion Systesm
Computer Engineering Department
14032101-4
Signals and Systems Lab aMnual
Student Naem:
Student ID: _
Section: _ Group:
Session (Spring / Suemr / Fall)
Double click on the MATLAB icon to launch and a command window will appear with the prompt:
key. The following figure shows the screenshot of matlab.
A MATLAB session may be terminated by simply typing
>> quit or by typing
>> exit
at the MATLAB prompt.
Online help is available from the MATLAB prompt, both generally (listing all available commands). >> help
[a long list of help topics follows] and for specific commands:
>> help command_name
If you want to search for all the commands related to some particular functionality, use the keyword
lookfor followed by a keyword that explains the functionality.
>> lookfor convolution
will return a number of commands that perform convolution related tasks.
VARIABLES
MATLAB has built‐in variables like pi, eps, and ans. You can learn their values from
the MATLAB interpreter.
>> eps
eps =
ans =
2.2204e‐16
>> pi 3.1416