s518.py

from research import *
s=begin(518,'The330 interface between source row and rounded geometry','What does the shared330 explain, and what does it leave as source placement?',{'Cainan_b':130,'Cainan_remainder':330,'Cainan_lifespan':460,'trio_outer_width':7590},['Strategy §§3.2,4.4','File52c §3.12','C488,C516–C517'])
r=460-130
finish(s,{'cross_mode_bridge_increment':r,'trio_width_in_remainders':F(7590,r),'expanded_width':E*7590,'gain_in_remainders':F(E*7590-7590,r),'relations':['inserting the row changes C−R by330','supplied inverse trio has width23*330','E sends23*330 to25*330']},
 'The same remainder measures the difference between Cainan’s two chronological projections and the trio’s23→25 width unit. This is a concrete interface between genealogical and rounded/calendar modules. The source inversions supplying23 copies are an additional placement fact; the row identity alone cannot predict them.',
 'Test the countdown’s460/430 pair as another reuse of the calendar module.',{'remainder':r==330,'width':7590==23*r and E*7590==25*r,'gain':E*7590-7590==2*r})