Kirish............................................................................................................................................ 3 I BOB. Li algebralariga doir asosiy tushunchalar..................................................................... 5 1.1-§Li algebrasi ta’rifi va misollar............................................................................................ 5 1.2-§Kichik o’lchamli Li algebralarining tasnifi........................................................................ 8 1.3-§Li algebralarining differensiallashlari va ichkidifferensiallashlar.................................. 12 II bob. Li algebralarining kogomologik guruppalari............................................................... 21 2.1-§Uch o’lchamli Li algebralarining birinchiva ikkinchi kogomologik guruppalari.......... 21 2.2-§To’rt o’lchamli Li algebralarining birinchikogomologik guruppalari........................... 37 2.3-§To’rt o’lchamli Li algebralarining ikkinchi kogomologik guruppalari........................... 38 Xulosa........................................................................................................................................ 55 Foydalanilgan adabiyotlar......................................................................................................... 56