Recent content by John Daff

Thans thanks a lot but ihave a question in my homework ( n=1) And above is 10 not infinity how can this help me?

ok please tell me where i search i am ready to stay wake all the night it is very important assignment

i didn't found the same also this is my first time in this lesson i don't know where i search the real problem that the Doc learned us today and want to this homework tomorrow the time goo fast:nb)

you don't believe me :D? i try to draw this square wave function (-k W k ) on a paper it is the same but +ve & -ve but i have 3 problems:frown::frown: 1- i learned this just todaaay 2- the doc Need this homework tomorrow i don't know how i am not a superman 3- i don't know the code or how i...

Homework Statement How Can i do this on matlap the question in Attached files Homework Equations The Attempt at a Solution i try a lot but i failed