Traditional sheet music uses bars and beats. Mangini uses a grid where the horizontal axis is time (subdivisions) and the vertical axis is limbs (R hand, L hand, R foot, L foot). Each cell tells you whether to hit or rest. This visual approach allows you to see polyrhythms as geometric shapes.
Techniques for stick and foot control grounded in biomechanics to build speed and power while preventing injury. Cognitive and Physical Integration mike mangini rhythm knowledge volume 1 pdf hot
For those looking for an official copy, the book is available through several reputable music retailers and the author’s own storefront: Traditional sheet music uses bars and beats