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# Title: Optica Promota, Seu Abdita radiorum reflexorum & refractorum Mysteria, Geometrice Enucleata (shelfmark Leibn. Marg. 94)
# Folio 104, page id 727094130:0116
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# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 26 lines, status machine
# Lines: 26 recognised, mean confidence 0.82
# Machine transcription. Not an edition. Errors are expected: about 8% character error rate on Latin and French lines, higher on German.
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# After the first blank line: the recognised lines in reading order, one per line.

66. IIHJu5.
rov. 68. Problema.
Fx daris duabus alticudinibus; cum Aximmhis Phanomeni; e
alsitndine Poli; ntrius que altitidinis parablaxes, enveleare.
IcPL L, alcas Melaah, LOoluS, LLCHch; verus Plxno-
meniparallelus, A IL. Sicque primo unus apparencium lo-
corum phaenomeni K, in meridiano, cujus alricudo, (ee isitur ipiu
us a verrice diltantia, Z R) Cic cognita; alcer apparencium loco-
rum in NI, cujus distantia a vertice Z. N, ec angulus circuli aximuch,
cum meridiano NZ. P, sinc daca; loca aurem vera, crune in com
muni incerlectione, azimurhorum datorum, cum parallelo vero,
cur in criangulo sphaerico, NLP,
nempe A, eL. Ouoniam
ilet et lat
icusq  phate LN L. L, c at
BIHSLHC L NV, aa TINU arCUS R A,
enim eadem ratio un cer tinus arcuum datorum ZR,
W) dabicurisicuE arCUS L HI, d arCuS A R, Par allaNeS nepC
daneur latera Z. N, Z P. e angutus NZ. P; dacur et
uluMLHNZ P: Laca
Tus N; e datur Lalto, us sC
R. (C
cus circuli mximi P R; ducicurque arcus PL, ab angulo P, in la-
difterentiae arcuum PR, _ PL, seu illi aegualis (ex hypothes; L
debl
alcicu dInUII quXVIEX.