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# Title: Leibniz-Handschriften zur Mathematik LH 35, 12, 1
# Folio 308r, page id 00068194:0615
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1. Bernull. Act. erud Novent
4
Minum est in materia veteribus ac
receatioribus adeo trita relictum esse
aliquid, quod eo rum industriam adhuc esu,
gerit, presertim proprietatem adeo genenalem
cujusmodi est haec qud seqiitior: Q
si in Triangule peraxem coni ACD de
mittatur a vertice in basia perpendicularis
AI, et ex ea abscindatur AN, aequalis per-
pendiculari AB ex eodem vertice A in
dianetrum ex generatione eoni sectionis
H0 denistae; ac per N agatur FE parallela
basi secans erura Trianguli per axem in F
et E, crit FE. Latus rertum Coni sectionis
:A
B
ipsiHO, et sucatur AL Basi paralle
 secans ipsam Agi
u
::
AalctiseuH) FG::HO, OC. RC, K
demonstrabro generalis. sipAZ
pet
oqiB per eqquae habet conllisius in trit
on sect, p. 28. 31 15 Ergo t2
 posi ad AI. C0. AB       
  con e