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# Title: [Observationes Diametrorum Solis Et Lunae Apparentium, Meridianarumque aliquot altitudinum Solis & paucarum fixarum] Observationes Diametrorum Solis Et Lunæ Apparentium, Meridianarúmque aliquot altitudinum Solis & paucarum fixarum (shelfmark Leibn. Marg. 130)
# Folio 442, page id 1016735707:0460
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42
De novis mensuris Geomerricis.
onita, quam Ricciolus, locis Cupra cicaris, demonstrar esse BonO-
nientium passuum 23170680: idest pedum 115853400: _ C nOvX
dispolitione menturarum Ceomerricarum, quas Capice 2 Pracedenti
ica digesiuS, uE amBIEuS CCTEX SE Milliacium Gcomcericorum
21600: e gradus quilibec circuli cerrae maximi capinc pra cise 60
Mtilliaria Geomecrica: ec unum scrupulum primum, unum Mil-
liare Gcometricum constans proinde pedibus Bononien (ibus 5363
cum pollicibus 7: unde neceslaria consequurione, Virsa Ceo-
merrica, qua Milliaris Cieomerrici pars es millesIma, XquLAELIE
Pedibus Bononienlibus 5, Pollicibus 4-33. Ouamobrem, si quis
Virsx Geomerriex justam menturam longicudnemque inqui
rens, Faciac l’erpendiculum perticiens precise, inera hora lemil
lem, limplices ribrariones 1252 iliquer cum cacim voci comporem
tore, cum una eademque sic piadictiPerpendiculi, de Virsa
Geometricae longiendo. Simili modo, si quis vecam Viroula
Geomecricae menturam nosse cupiens Facine Derpendiculum, quod
incea hora Cemissem exacte perhiciae vibrationes (implices 3959
in eo desiderntam Virgulae longiendinem Racim alseguetur. Si vero
altumpei Perpendiculi pluces vel pauciores, in dimidixe horx spatio,
compleaneur vibrariones simplices, quam 1252, vel 3959, 5; eunc
Virsa d Virgula longicudo Analogia 2 Problemacis cap. 4 cradici
innocelcet, uc inferius expONCEI.
Cxrerum, ancequam justa Virga, Ccu Virgula Geometricae
menlura serio inquiratur, praestac rudem Calcem nociciam lonsi
nis iplius Virsula aequirere, praeludio lane non injucundo, tum
quia operacio tacillima est, cum eciam quia brevistimo per ACITUF
cempore, uc lequieur.
Suspendarur hlo quocumque globulus quilibet obvius: Racim-
que numereneur ribrariones simplices, quas hujulmodi P’erpendi-
culum inera 25 Ccrupula lecunda hararia contreic, quae (i 33 fuerine
plures, tilum eA producendum: ( 33 pauciores. breviandum:
idque cories factirandum est, quoulque in 15 secundis hocariis, 33
vibeaciones simplices, scu porius 132 in uno lccupulo primo hocario
exacte compleancur: Sc sic in hoc Perpendiculo habebitur Vir-
sula Geomecricae lonsicndo, cujus eypus (ecli Forre omnino accu-
racus nondum sc prodieric) mihi eamen maxime peobareeur in ali-
qua charra, ve hic apparee, delinenei: condueie enim uccutique
ad veram Vicex Vicsulaque menluram accurate decerminan
dam.
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