Material for these slides were adapted from developed by Tod Amon for Morgan Kaufmann Publishers. They want me to include the following:

"Copyright 1998 Morgan Kaufmann Publishers." Permission is granted to alter and distribute this material provided that the following credit line is included: "Adapted from (complete bibliographic citation). Copyright 1998 Morgan Kaufmann Publishers."

And from David Patterson's lecture slides from his course at the University of California, Berkeley CA. They also want me to include the following line:

"Copyright 1997 UCB." Permission is granted to alter and distribute this material provided that the following credit line is included: "Adapted from (complete bibliographic citation). Copyright 1997 UCB.

Pictures on some of slides were copied from random web sites.