gr8 effort my dear

I'm very thankful 2 u

You welcome doddi... I hope that you enjoy them

Lec. 9 is ready for you

Thanks alot..walla u were lucky to read these lectures..u gotta c ours now

bravo zaid , u are always there to help ppl we are lucky to have u in our world.
ali

Well Sarah I've read those lectures instead of mine coz I realized how good they were and I hope that you get benefit from it as much as you can

Dear Ali I'm the lucky one coz I'm surrounded by friends like you I miss you man and all other guys....I really do miss you Salamy for you all

I almost forgot to post lec. 10

Hi again

I assume that you hav not read all the lectures that I've posted before but I'm gonna post other lec.s now coz I have the time to so ... Don't read them all coz you'll leave nothing for the final

Take care

Lec. 12

13

14

15 part A
coz its size is more than 500 kb which is allowed in this forum

15 part B

16

17 part A

17 part B

18