Mathematica definitions
Load needed packages for this notebook
![[Graphics:../Images/index_gr_1.gif]](../Images/index_gr_1.gif)
Set up defaults
Turn off annoying warning messages
![[Graphics:../Images/index_gr_2.gif]](../Images/index_gr_2.gif)
Set default options for specific functions
![[Graphics:../Images/index_gr_3.gif]](../Images/index_gr_3.gif)
Visualization functions
Fix time variable for sampled signals
![[Graphics:../Images/index_gr_4.gif]](../Images/index_gr_4.gif)
Plot discrete-time signal as sequence of amplitude lines
![[Graphics:../Images/index_gr_5.gif]](../Images/index_gr_5.gif)
Converted by Mathematica
January 17, 2003