Originally Posted by wildcat1

If you want to know something about performance, read AC 91-79a. That will get you the most basic information you need. Then you need to read Part 25 requirements and AC25-7D Chapter 4 (although the whole thing is good to know), AC 25-32, SAFO 16009 and EASA certification/peroformance requirements. A lot of what Embraer does is to comply with EASA rules. You especially want to spend time on EASA's contaminated runway takeoff and landing information. All of that will give you the background information in AC 91-79a that will help you to understand why AC 91-79a teaches what it teaches.