


| Cone diaee Dita ea curvature: Wee) _G, hal tu 
dy dg ® de iq is Zee 6 

—-——— » ees em ee 

Go Vis ay 1 ga age) % eT ¥ a 
4 hee - Sams Ne Ledeiaitete een. ERS) Ve 
Cor ara catur cotangens angult. BED- i, an re Uv erit. 
gas poe presi dnb = Sd Ge Yi titades nero: ao) ar. ae 
Jf Vdy—-« os aa yf Tday—% uv i 
Aya 
Sek of. 1 Quoniam hs Tay =f= oot atures datarelationé 
eee 
miter y City, tt a weet: e =¥ function: ordinate y pi ag: 
ae 
Dees furntifque fuxionibus Tdy= i dx sae TS dy 
dy ue 
fun@tioni ipfius y. Si autem = ag inca ipGus 5 
erit f Tdy= OF et fumtis fluxionibus Tay = Qadg - dx, qua 
habetur Fete $2 erg. a : 
Schol..2. Hujus Aieeee atic auxilio elicere licet curvas data { 
relatione inter ‘I. et y,.G et y, G;et-x,,-G et x, ct,Get ge | 
SI enim fit T functio ipfius y generaliter {Tay = == + f¥ey +A, 
que functio eft algebraica ipfius y guoties f Yay abfolute fe 
poffit. Affumatur x= ['Y dy, tali ipfius y funtioni ut non. 
folum f Tdy —x=V¥4+fY¥4V¥ay fed etiam, re Sry 
idage 

| . . . . . 
1-Y°* abfoluta integratione pee provenit vi theo- 
: ay 
rematis a 
Ve fl Huy pia 
a ; 
oferty ae ae — Te OC >= : Pofita ze * 
“ie SX 434A oi + Ji Paghs 
“a yntl \ spite Mint Na 
FC=/et N bafi logarithmica erit g =. 5 aL et Ji-g 

a es a8 ff, EC ratione » 
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