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# Title: Phoronomia, Sive De Viribus Et Motibus Corporum Solidorum Et Fluidorum Libri Duo (shelfmark Leibn. Marg. 182)
# Folio 118, page id 1066518432:0146
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II8 DE V FRFBUS ET MIOTFBUS CORBORUM. LIB. I.
sentatrices terminantur, semper cadere debere inter puncta C,C,
quibus centrum mobilium ante ex post occurtum signatur, puncta-
que a ee b respectu puncti c, eodem ordine polita esle, quo alterum
C Sicum est respectu corporum A, B. Ouibus obserratis crit sem
per Da, relocitas corporis A, ex D corporis B Post conflictum.
Demonst. Ouia (ConAtr.) ac = AC, ex bc = BC, erit ab = AB, e
quia pOrro (COnAr.) DC = CD, hoc eA, quia celeritas relatira cOr-
porum port collitionem aequalis relatira ante candem, et pariter ce
leritas atque directio centri graritatis utroque casu eadem est, per
Praecedentem corpora A, B non aliis quam relocitatibus Da, DB
moreri possunt post coltisionem. Ouod crat demonstrandum.
C OR OL L A R F U M I.
226. Tlinc ro. S mobilia A, B ad eandem partem Ferantur, adeo
ut punctum D cadat extra AB, sed ad partes corporis B; crit Da =
CD = AC SE Db =CD + CB. Sin rero punctum D ad paPtCM COF-
Poris A extra AB cadtat; HenE DA =OD + AC, e Db =CD -CB.
20. Si corpora A, B ex adrerlis partibus renientia inter se collidan.
EUT, ita ut D cadat inter A ex B, ex punctum C sIC inter D et A,
exit DA =CD = AC, ee Db =CD + CB. AC vice verla crit Da =
CD + AC, e Db =CD = CB, quoties centrum sraritatiS COrDO.
rum situm est inter D et B.
C OR OL L A R L u m TI.
227. Adeoque scrpus A celeritate AD impingatur in quielcens
B, itaie plincta D et B contundantur, huic quielcenti B dabit im-
Dellens A celeritatem duplam ipsius CB. AEque adeo si ambo A e
B Fuerint aequalia, in ipso conflictu sictetur motus corporis impel.
lentis A, alterumque B tota relocitate AB deinceps Feretur, qua
agens A in iplum ipegerat.
C O R OL L A R Y U M TII.
228. Sin verO COrpOTZ ex Oppositis partibus obriam veMa 
lcricatibus Props LIL DD corporibus B, A reciproce PFOPOI
tionalibus, ita ut D incidat in C, utrumque COrpuIS, qua ad vencrat
relocitate, resiliet. Ftenim hoc casu crancscit CD.
O