l
links were taken from internet, E-mail to 
if you
have any
objections, I will remove them immediately).
Most of the links to the course notes will be
given in the
first page (click on the dates).
Fractals :
Probability
:
Note 1 : [pdf] [ps] simple and nice but long
Note 2 : [pdf]
concise
[pdf] Criticality is in Chap. 10
Statistical
Mechanics :
Book : [JPSethna]
( a nice and modern book, covers lots of advance topics)
OCW : [OCW@MIT]
Some lecture notes from MIT open course ware are nice