ryDsp_ Difference equations

1. We review some fundamental math and then go to Topic 1.1

https://spark-public.s3.amazonaws.com/dsp/additiona_material/selftest.pdf

The convolution:
https://www.dropbox.com/s/cfmq1mzrehgtv6a/ryDsp_dt_periodic_convolution.pdf?dl=0

2. Topic 1.1: Difference equations for LTI systems

an overview of linear, constant-coefficient difference equations (LCCDEs), 

Ref:

https://courses.edx.org/courses/MITx/6.341x/3T2014/courseware/Week_1/T1.1_Difference_equations_for_LTI_systems/

Bullet list for T1.1: Difference equations for LTI systems

• A difference equation specifies a constraint between a system input and output but is not a mapping from input to output.
• ...

Next time we will discuss the following
https://www.dropbox.com/s/z162ofx3bbn1wur/ryDspEx1.1.pdf?dl=0

ryDsp003 _ difference eqn
https://www.dropbox.com/s/4xn3ivcmuv5rbf8/ryDsp03.pptx?dl=0

more problems for difference eqn

https://www.dropbox.com/s/fj32atze9hx9dcg/ryDsp003_Difference_eqn_MITRES_6_007S11_hw06.pdf?dl=0