Seriously, this is different from coursework. You need some really strong motivation to cover all this through self study and stay on track. I believe the use

Seriously, this is different from coursework. You need some really strong motivation to cover all this through self study and stay on track. I believe the user should start simpler and build from there, both above and below. Unfortunately, I don't have a well defined plan to recommend to the OP but any input from someone who has managed to learn the theory on their own can shed some light on how it is done. Especially on how to stay on track with a full time job on hand.