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# Title: Leibniz-Handschriften zur Mathematik LH 35, 13, 1
# Folio 257r, page id 00068196:0509
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a d
fiat
et. fiet
ace
a
y=
X
ata
X
dxi
=a serit X = VB a fiet ad. 21
Judx =f sit X = vv - 2va + aa; asiet
dx = 2Vap = 2a dv. Ergo yde =  ad (p.2a
sit X = v - V a + 6va- ava +a 1a.
vaa
siet dx = 4V 4Ba + 12V a - 40 du: a. et
ret
Vdu=
ad-nva+nva-2210
= 2V
seu syde = 4 (v- a do
 + a
sit X = v - 2aV + a. fiet do = 4V- 4 av
av- cav
et fiet (ydx = (.
a
dae.
= 4(V dv
unde notabile Theorema si X sit quadratus integer
semper dx potest dividi in integris per hujus quadrati latus
sit X = ee fiet dx = 2C de. n Su Su =(da