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# Title: Ps. 2 (shelfmarks Leibn. Marg. 178, Stück 2; Leibn. Marg. 178)
# Folio 345, page id 175906937X:0369
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dR ANC ABI a SCHOOTEN
Tractatus
De concinnandis Demonstrationibus CC0-
metricis ex Calculo Algebraico.
L. B C Y O R E S.
Soniam, qua in Tractatu hoc docentur,
evidentius per exempla quam praecepta ex-
licari atque intellisi possunt: sufficere judi-
cuvi varus diversorum renerum exemplis
rem aperrissin exponere, can didéque impertiri. V ale.
P R O B E E N A.
Datam rectam AB, uccunque sectam in C, ita PFO- Vde sequen-
tem fxu-
ducere ad D, uc rectangulum sub AD, DB compre ram
rensum aequetur quadrato rectae CD.
Series Analyseos sive Resolurionis.
Suppolito Problemate ur jam facto,
YOCOAC. a
CB. b
_BDVeIDF. N: erieque AD. a = b F H d C D. b + X
Deindeuc habeatur sequation
Mulciplico AD. a + b + X
PerBDVeIDF.
prehientum, hoc est, ∞ AD F. P. a x L. b X = Y X.
Z X
Frirque rectangulum sub AD, DB com.