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# Title: [Christiani Hugenii Zulichemii, Const. F. Horologium Oscillatorium. Sive De Motu Pendulorum Ad Horologia Aptato Demonstrationes Geometricae] Christiani Hvgenii Zvlichemii, Const. F. Horologivm Oscillatorivm. Sive De Motv Pendvlorvm Ad Horologia Aptato Demonstrationes Geometricæ (shelfmarks Leibn. Marg. 70; ZEN Leibn. Marg. 70)
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entrum oscu Aecllanuoo
In rectangulo , i Cs, alu applicandum, sire re-
ctansulum orcillations, invenitur a quale certix parti quadrati à
Temidiaronio a c. Vnde sequitur, Erectanoulum ab aliquo anou-
lorum suspendatur, moruque hoc laceraliaxitetur, pendulum illi
ilochronum esse: diagonirorius.
eotdona mnooibins Ltiieiddo osbedis
Inerian a orccse, dusae Cd spacium applicandum
aequatur parri decimae octarae quadrari a diametro BF, d vigelime
quarcae quadrati baseos c D. Vnde, li ab anrulo baseos ducatur DC,
perpendicularis super latus DB, quae occurrar producta diamerro
B E in C; litque a centrum graritatis trianguli; diriloque inter-
rallocA in quatuor partes equales, una carum a kapponacur ipsi
BA; eric B e lonsicudo penduliilochroni, si criangulum luspen-
datur ex verrice B. Cum aucem ex puncto mediae Basis E Culpendi-
tur, lonsitudo penduli ilochroni e K aequabitur dimidiae BC.
Acque hincliquee, trianoulum iloscelesrectanoulum, si ex pun-
Ato media balis suspendatur, ilochronum esse pendulo longitudi-
nem diamerro lux aequalem habenei. Similiterque, si luspendatur
ab angulo suo recto, eidem penduloilochronum essc.
TOROLOO. OSCTLLATOR
229
DE CFHZRO
DSCTLL A
Centrum oscillationis Parabola.
Inparabola porrione recta, spuu apa aa
quadrari axis, una cum esanu ate escumari dimidix balis. Cum.