s533.py

from research import *
s=begin(533,'Uniform and mixed calendar branches','Can the completed299 and161 arms be treated as one uniform expansion?',{'arms':[299,161],'E':E,'J':J},['File60 §5','C532'])
finish(s,{'all_E':[E*299,E*161,E*460],'all_J':[J*299,J*161,J*460],'mixed':[J*299,E*161,J*299+E*161]},
 'Uniform E preserves the partition as325+175=500. The mixed J/E completion is300+175=475 and is a different operation. Shared coefficients do not make the Keys interchangeable; source-declared mixed branches must retain their separate labels.',
 'Test the actual common1566 landing where File60 deliberately uses two different Keys.',{'E_total':E*299+E*161==E*460==500,'mixed':J*299+E*161==475,'distinct':475!=500})