同陈大学 TONGJI UNIVERSITY d (a)Maximal compatible: (b)Maximal compatible: (a,b.)(a,c,d)(b.e,f) (a,b.e,f)(b.c.h)(c,d)(g) Fig.9-24 Merger Diagrams 2002 Prentice Hall,Inc. M.Morris Mano DIGITAL DESIGN,3e