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# Title: Erhardi Weigelii Sacrae Caesar. Maiest. ut & Com. Pal. Sultzb. Consiliarii, Supr. Artium Archit. Directoris Saxo Ien. Mathemat. PP. totius Academiae Senioris, Philosophia Mathematica (shelfmarks Leibn. Marg. 65; ZEN Leibn. Marg. 65)
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DE TAVESTTGATIONE
COmputatio Analytica.
Ouoniam in dacis pro se nihit subsidiire.
peritur, nec eorum diritio quicquam jurarevi-
decur; centabimus compositionem datorum
cum aequalibus Vicinis ipsi conjusatis, ee ab
ipsis expiscabimur quaelicam rationem, juxta
eritum illud; noscitur ex socio, quod non cogno-
scicur ex se. Pralumitur hic autem rario aegua-
licaris, cui congrue proctucimus aequaliter aequa-
lia crura TCoscelis ad lubicam magnitudinem, ut
CR = BD; d AD = erit AR. Per 2X. 2. JUNS2
us BR. d C. D. dispiciamusque, num tenta-
menhoccerationem arguat praesumtam. Sane
quoniam A. BAR = N. C. AD. _ A. BDC. IpA4.
BRCi; FIUS BC D. eric = LIO Ci BR. _ LHIO
AC. Da EIO ABR. Pex PrOP. 4. FrSO, Ei illos
abtuis suberahas, remanebune anguli ad basin
B C dC ACB. inter se aequales, Per aX. 3.
emonstratio Synthetica ex Ana
Isei eancum non directo Pater
Syllogismus.
Onicunque anguli sune aequalium ab
aequalibus Tuberactorum relidua, illi sunt
aquoles. Acqui Anguli ad baln ICoscelis
unt aequalium ab aequalibus subtractorum
etidua. F. Anguliadbasin Poscelissunt
inter (C aquales.
daclatlu