well all rudiments are really simple when you have the concept... the first rudiment is the single roll which is .... LR LR LR LR LR.... the next is the double stroke roll which is ... LL RR LL RR LL RR LL RR ... then come the five stoke roll which is ... LL RR L RR LL R LL RR L RR LL R... BUT YOU CAN'T FORGET 2 ALTERNATE ITS REAL IMPORTANT... THOSE ARE JUST A FEW