@interface EDTokenTree : NSObject + (id)buildSubtree:(unsigned int)a0 formula:(id)a1; + (id)buildSubtreeAtIndex:(unsigned int *)a0 formula:(id)a1; + (unsigned int)childCountForToken:(unsigned int)a0 formula:(id)a1; + (BOOL)isTokenAttrASum:(unsigned short)a0; + (BOOL)isTokenNoOp:(unsigned int)a0 formula:(id)a1; @end