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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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D. II
Eta: EX VaTIS altem hujus plani punctis (sive in ipsa Libra, Sive lupra, Cive in.
Fra Libram) appenla PoNaCId. Ouxe ex A vel B L ibra punetis libere dependent
Pondera, cancundem crarant ea puncta acque li in illis estento
a n  puncto
hujus.
quxe ex a S B punetis upendenr perinde ac li ex ABD punetis dependerent.
Tupea Libram; rancundem erarat huic luoceum libre punctum s, acque si in il.
lo eset. Ouodque, ex F puncto intra Libram; cancundem gravat punctumr, Cu
direete Tubelt, acque li ibidem esset. (Incellise semper, ita conjuncta ete plcla
D, S, vel F, E; uc non possicD deprimi nili deprello s: auc si deprimi, nisi de
F18. 56. Similiter; Si librxe Jusum Mexum incelligatur, a Meurvatm, uE a C. B.
Ouum nos Libram Mathemaricam detinirimus Lineam Rectam, c. Det. 9hujus:
ero juso illo inslexo, substimere lcet quamlibet in eodem plano rectam; (cam
pocillimum, quae, per Centrum morus trantiens, clt Horizonci parallela;) acque
ad hanc, ut Pibram, exigere linguloru appentorum Ponderum momenta: Puca
aequipollebunt excel plapulio
non esticiune per 8, 12. C a P. L.
Si AEqualiter CLartur utrumque Librxe Brachium; Aquipondera-
bunc i grarata Brachia: Et sibi permicta Libra sic Grarata, ma-
nente Centro, non morebitur.
Sin altero alterum magis Tareu, HOC Prapondctab aque M-
Cum (nisi alias MPCaicum) Feretur: Lit sincu ult aque Ponderando
Fiz. 57. Tam, l aga ponderanribus urinque Brachiis, ut C A, C B, (pex EE DeF. hujuS; )
accedant adhuc aequalia graramina, ut P, P, (live ex appentis Ponderihus, live
adhibita Vi, vel Impultu quoris, aliatre;) Aquales eriamnum manebunt Con-
derariones; (quispe Aiqualia aequalibus addica, Agorepara taciune A qualia.) La
eoque contrarix cum sine, (per c hujus;) nullis aequipollent; et Mocum proprerca
orlum FCretUI, Per 12 C ap. 1. A. quipollenc aurem P’onderando, simul Tumpta, ex.
cellui praepollentis. Per B Cap. Y.
SC HOFYVM.
hanc aue uat Parcentclatiendo. Ac quancum ad Axem iplum, ee quodeunque
quo Libra sustinetur tulerum; Deo contrariis habenda non lunc, sed pro con-
sunctis
Sin magis sraretur alteruLUM, PNA POMICTaBE (PLS Cap. L.) AdCOque ac
Macruio, inquam; nempe quatenus invicem contra. ponderane, Libram in