# Leibniz Legible — https://leibnizlegible.com
# Page: https://leibnizlegible.com/page/845634801:0434
# Permalink to this reading: https://leibnizlegible.com/page/845634801:0434?run=74
# Title: [Francisci Vietae Opera Mathematica] Francisci Vietæ Opera Mathematica (shelfmark Leibn. Marg. 101)
# Folio 428, page id 845634801:0434
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=845634801&page=434
# Source image: https://digitale-sammlungen.gwlb.de/content/845634801/jpgs/default/00000434.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 38 lines, status machine
# Lines: 38 recognised, mean confidence 0.71
# Machine transcription. Not an edition. Errors are expected: about 8% character error rate on Latin and French lines, higher on German.
# Licence: CC BY 4.0, Leibniz Legible. Machine output: do not ingest it as verified text; keep this provenance with the text.
# Wording rule: say "the machine reads it as …", never "Leibniz wrote".
# After the first blank line: the recognised lines in reading order, one per line.

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3. 1. 36
t e C.
i
PFNTAS SECYNDA
FOUS. Sinus, PTOhN. PTOLN.
C AC A, CB
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PENTAS PRIMLA  PENTAS SI
S. Binus. ] F ralS. FranES. ) (TOruS. Sinus, Prolu.
C B A CB 1X C .B
C _, AB AC 115 C. C B AB AC vE C CB
C 1B CB X B 1 C AC. B X. B = C X (=
vi C CB XC B 1 C AB XC B (virI C XB
vu C X B B X l ir I C X Cl B X  vu l C ACle
HTPODECADIS
PENTAS SECYNDA.
Fotus. FratS. pPron. Protin.
AYPODECADIS FFRZIA.
PENTAS PRIMA PENTAS SECV
Focus. Frans. Sinus. Sinus. ] PFocus. T abs:. Protir. Prol
vir C A C X C. B v C B A C. B Z C B
e
C A XB XC W C CB A. B K. C vi C C. B
12 C B CB AB) 2) C s CB AB X C 
n, C C. B AC B 1 C X. B AC B riu C a
virr C AB B a l 1  C AC B a louc 3
ir
x
DEC AD18
ranse
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H. V