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# Title: Où il répond à plusieurs difficultez qui luy ont esté proposées sur la Dioptrique, la Geometrie, & sur plusieurs autres sujets (shelfmark Leibn. Marg. 43:3)
# Folio 151, page id 82327652X:0179
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=82327652X&page=179
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# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 61 lines, status machine
# Lines: 61 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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DF NI DESCARTFS.
subeilis cantum; ne force quis purer inde sequi, retractio-
nem esle debere mulco majorem in viero quam in aqua; etl
enim rierum sic muleo durius respectu manuum nostrarum,
non camen muleomasis rehistirmoruimarerix subcilis.
Prima propolirio plane est imaginaria, destruicurque
eius probatio ex eo quodveacur adiplam probandam, prima
Tu2 hyporhesi iam refuraca.
Secundapropolicio, siin ipsa, pro rejectione ponatur repul-
so, re de Cola impulsione non de moru postu incellisi, rera
est, emea.
Oux incerria haber de Systole plane destruuntur ex iam
dictis; ve ex eaquae dicir in corollario de inclinarione, quam
rulcessemorum, hocque ob coregiamrationem; quia, in-
quie, principium mocus estmocus; quis enim illi concestie
inclinacionem esse principium sine parrem primam morus.
In propositione quarta male dicie radium esse sparium
Tolidum, melius forre dixister, esse rim per sparium Colidum
diffusam; Sedadhuc melius, si cum omnibus Opcicisillum
cancum ve lincam consideraret: veicur enim cantum poltea
radii lacicudine, re e sua linea lucis, ad imaginariasraciones
adornandas.
Sed praecipuus ejus error es in causa Physica refractionis
radiorum explicanda: tora enim Aeticia est, e a mechanica
principiis aliena. Fictiria, quia niritur lacirudine quam radiis
fracisaftfinsit, quamque in decima quaria proposcione iil-
dem derrahie, ex nihilominus eodem modoretringitatetur;
Ec quia si vera esser, mulco magis haberer locum in moru
Dila quam inradiis luminis, quod cameniple supra nesauie,
acque experientia repuonac; Ve dc racio propeer quam (u-
Pra voluic pilam in aqua retravoi a perpendiculari, radiis
luminis melius, vel salcem xquebene acmocuipila, Potest
applicari; In ipsa enim nulla sic mencio morus succelliui;
In alcera aurem quam affere proradiis, fictirii cuiusdam Pa-
ralleloorammi considerat morum successiuum, estque à le-
ribus mechaniex aliena; cum quia supponie mocum parris
D, Parallelogrammi AB C D, cancundem cardari a super-