[ .8/ ] 
Sit in apfoftto fchmMe dfcijfa AM=^y, ordimU MC^Z^ 
Curv£ ACE proprieus z^^ ^^^^^^^^ & invemenda. ft 
qmdratura Are^e lineis reStis & ilU 
Curva comprehenfd. Quarenda ejl alia 
Curva A G H, infu P M= 
qu^fita ferpendsmlarem^ & MG^x 
illius ordimtam demtat. Cumq; h£C 
exf refflo line^ PM /^y multtflkatcL 
contincM fextam qiimtitatis y dimen^ 
fwr/em^ ideo npfom omnes t ermines fuh 
ilUfexfa dr/H'Cnfione content o^^ tmde rejuhans dquatio efi. 
na64Hria5y-|4a4y24jia?yVf^ 
p 2 
'Ex hac £qHatione invenio valorem Line a P M. quern com^a-^ 
fo cum vdnre datOj unde 
p ma^4- !la4y+?ba^y:?+4ka?y^+5gay4-|^6fy^ 
4pVaa6 f -ma ; y4"la4y 2-)-Iia5y 34~ka2y44-gay s+fy^ 
':::::Zi\^'t2d- ^^2j--j^ O'Signa radicdi^y & deter' 
minentuT zoejfii'entes ii, ni, ] &c : (ut in prob; 2 ira5tatus noj" 
trO ^ jetlis its t}f^i^r^^.m determramones abjurdum involvmt : & 
Ci&tcrd^ in ^i'^hs rn il tale contir^git., aqmtionem conjlituent. Sic 
in exempio provofjo^ erit f ^—ii 1=:?-^ fed dum 2 
^ ^ ^ ' y i 9? 9> . 9 • 
deternnno<^ imjcnh 2- > g^^irrj 44g, ahfurdnm involvit\ & fic 
fro h comp^att^' att 6i\ nullus illius vdor^ & fro m 
m/" 4bm^^4 rn^ Htdem eft ahfmdum". qmjfrofter ter* 
mini a q^tUuiAus tii ^?y7V&' ^mationem non fertine* 
hmt \ unde rdipi d Uteris 1, f affe6ti aqmtionem naturam 
CnrVfS defnie^tem confiitmnt.fc. 
4a6-f I2a4y2-f'i2a2y44'4y<^ 
9p3 
