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# Title: [Johannis Wallis S. T. D. Geometriae Professoris Saviliani, in Celeberrima Academia Oxoniensi; Opera Mathematica] Johannis Wallis S. T. D. Geometriæ Professoris Saviliani, in Celeberrima Academia Oxoniensi; Opera Mathematica (shelfmarks Leibn. Marg. 100:1/2, Stück 1; Leibn. Marg. 100:1/2)
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De Flatere, satione
Cap. XIII.
1024
m P celeritater C, e PondusrP celeritate mC: ut priuIS.
OUX CanEA semper est quanta est Vis LcH, (UL ad PrOP. L. Dujus, ostensum est: )
HlOc CH, in calu praesenti, (per PrOD. 7. Cap. TT. ) 2mr P C. Oux utrinque X
qualiter se expedire lacasens, asir utrobique urmr P C: Adeoque repellit Pondus
2t. LV
Si duo Craria Flastica (non ab inricem compresta) vel quieleant utra-
qne; vel utrague per eandem rectam ad easdem partes aequali cele-
eripare ferantur; vel denique Antecedens Celeritate majore; (sive
invicem concioua sinc, sire disjuncta:) Nullus Impulsus fet, aut
Elaceris comprettio; adeoque nulla proxterea moruum immu-
tatio.
Ouare et sn Graribus alias motis, communis addatur (vel auteratur)
Celeritas; nulla st inde impullus mutatio, (aut quae hinc sequun-
CUT) sed perinde est (impultum quod spectar, aut Flaceris comprel-
sionem,) sire adsic sire abtic communis illa celericas.
DRopolitio patet. Ouippe, s uiraque quiescane, nulla vis ucrivis intereur,
pullus obttruicur morus, neverum impellit reliquum, nullaque tc quae ab im-
pultu cec Elaceris comprectio, aut qua ab urroris procederet mocuum immutatio
pricam quae vel Celericarem spectet, vel Directionem,) ucur concisua tuerint ea
Graria: nedum Ei disjuncta.
Similiter, s terantur utraque ad ealdem partes eadem Celeritate. Ouippe,
Si disjuncta sine, manebunt adhue disjuncta, (et quidem eodem interrallo,) Propter
eandem ueriulque Celeritatem; adeoque ne quidem se contingent mutuo, nedum
impellent. Sin contigua sint; dum tamen Anreccdens eadem Celeritate fuxit qua
sequitur Insequens; urcunque nulla Vis infertur, nulla motus obltructio; adeoque
nullus impulsus, nulla comprestio, nullaque inde mocus immutatio. V
Sin Ancecedentis Celeritas suc major: tantum abest ur a segnius Insequente pre-
matur, ut hoc a tergo relinquatur, tacto incerrallo si tuerint contisua, et aucto
ubi disjuncta Fuerine.
Adeo ramen modo ne sine ab invicem compresca: Ouippe lihoc conrigerits Vis
Flalica, quamprimum porerit, se exserer, motusque immurationem eticiet.
Atque eadem rarione constabir Corollarium. Ouippe, qua Celeritate fusit An-
recedens, adeoque se subducens declinat ictum; carenus sequenti non obltat, ejutre
motum obstruit, unde sequeretur impulsus vel comprestio, (non magis utique
quam ubi sequenti contiguo se subducit antecedens;) Sed tora Vis impulsira leu
compreltira, aestimanda cst, ab exceltu Celeritaris seguentis supra Celeritatem an
recedentis ad easdem parres moti; qui idem utcunque erit quicunque vel addatur
vel auteratur mocus uerique communis.
Aliter.
DrOP. 7. CuP. LL. Frso, nulla Clateris compressio (auc quae hinc sequuntur) ut
quae Ictui aequivoller; per demonstrara aet prop. r. hujus.
Vel Sic; Ob motum communem, nullus sic Icus, vel ictus immutacio; per