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# Title: [Francisci Vietae Opera Mathematica] Francisci Vietæ Opera Mathematica (shelfmark Leibn. Marg. 101)
# Folio 494, page id 845634801:0502
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EL A L1O R A LL HD A R
PR OBOSFTIO ZXXVI.
Medias Solis X Lunx Gyzygias Paschales Cregorianas, ad succedentia
qua que secula Vel PEXTETIEA, LUPPUTaTE.
Ouanta Edes Canonibus Prucenicis adhibenda sc, riderine (yderum oBseFVATOTES
Sed li omni auchoritare nicerentur ac praejudicio, dejicerene de sua se de Aquinoctium
vernum Kalendarii Cregoriani Poliorcerx, arque adeo iplum Kalendarium fundicus
EVCTrETENE. Neque enim debuerant eximi dies decem, ue Lpocha Squinoctii verni ad
diem ZXL Marrii rerineretuE, Secundum Prurenicos EpilogistaS. Enimvero ad Eram
Christi distabar medius Sol a medio Aquinoctio eis Enopva, Per Partes 278. = 808
cis oregru sua per parres 81.525. quibus debentur dies 82- 8+. Ic enim paries cir
culi ad dies anni Gregoriani, id es, ur 360 2d 365 238, ita 10,000,000 ad 10,145, 625.
Ereo anno ab Er a Christi primo medius Sol medium cenebae A guinoctium Rome, dic
24 Maceii. hora seprima poltmeridiana. Fc cum onni 400 Propici leu Gregoriani deH.
ciane a coridem lulianis, eriduo: anno igirur 40r tuliano, die Marrii 21, hOrZ seprima
posmeridiana medius Sol medium cenebat AE. quinoctium. AnnO vero 400, dic MAF-
cii 2F, hora una postmeridiana.
Anni 1200 Tcopici Gregoriani desiciune a coridem lulianis, per dies novem. Ouare uE
recinereeur medium E quinoctium, seculo Christi 1600, ad diem ZL Marrii, CTANE CXI
mendi duntaxar dies novem. Ideo aurem seculo Chrilti 1600, retinendum etar A. qui
noctium vernum ad diem ZXL Marrii, quoniam anno 1654 anomalia Aquinoctiorum
conliltet in limire rardiraris, sicur annis 63 ance Christum. R esticui enim anomaliam an
nis 1717 Aorpriis Aacuerum C operniciani, se medium Aquinoctium car diuis ciriulve
vero posse conringere, per diem unum ec dici quintancem. Prepidare enim Fcliprican
hinc inde per Scrupula 71 2. Medium itaque squinoctium aliquando in vicesimur
diem, aliquando in vicelimum secundum prolabetur. Ouos incer limires media con
Siltens Epocha, dies erie vicelimus primus. Sed ec apparens Sol d medio Sole porelt dit-
Ferre per biduum e horas decem. Sit enim Feliprica ad A: quarorem maxime obliqua
ec apoexon Solis adparens in Cancro. Medius Sol adparentem Solem antecedet, pet
biduum et horas decem. Contra, cum apogxon Solis adparens eric in Capricornon
Eryo porerir apparere Sol in vero A quinoctio, dic 24 Marcii, dc dic 18, incer quasrursun
Epochas media erie dies Martii 21. Ac ablarione 10 dierum, non sc dies 2L Marrii mc
dia Fpocha, sed dies 22. Sed cur alicer detinienres Gregorii Soligenas inCTCpaVeTO. Non
delunrenim, qui Copernici chronolosiam improbene, non delune qui oblervent. Al
resticuendus sic ille dies, succedenria secula comprobabunt. Sed currenre seculo, live
sciens sive errans eum exemerie Lilius, adficiar ulcro Liliana, sive prudencid, sive Feli.
CitaTC.
Anno igirur ducenresimo ab Fra Chrilli exeunce, incixie Greporiana correctio.
Trecencesimo ablarus fuir dies unus, de crat annus Ferracohereridis cerrius.
Ouadringencesimo recentum tuie Bissexrum.
Iea placuie Calras Heri a parribus, uri Palchales accepras Neomenias.
Fictiones civiles lesis Cornelie, vel jura postliminii, in res sacras ira induci, Forre lub.
sannabune irrisores. Sed quod nolene pierari, concedane lane calculi commodicari. L. F
50 emendaca ira se habebunc Palchalium syrysiarum, ad mulca lecula praecerica de lu
rura, EpochX.