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Ptolemaeus

Arabus et Latinus

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Cracow, Biblioteka Jagiellońska, 558

s. XV2. Or.: Italy, probably Ferrara. Prov.: Regiomontanus, who annotated the MS c. 1464; then it may have belonged to Martin Bylica de Olkusz before entering the University of Cracow.

Paper, 116 f., a single hand.

Ptolemaica (single text). Blank: 1v-2v, 21-22, 116-118. An added note f. 116r (under the explicit) reads ‘Gauricus demonstrabat horoscopum habere inclinationem ad…’.

Lit. L. Birkenmajer, ‘Flores Almagesti. Ein angeblich verloren gegangener Traktat Giovanni Bianchini’s Mathematikers und Astronomen von Ferrara aus dem XV. Jahrhundert’, Bulletin International de l’Académie des Sciences de Cracovie, Classe des Sciences (1911), 268-278: 270-278; M. Kowalczyk et al., Catalogus codicum manuscriptorum Medii Aevi Latinorum qui in Bibliotheca Jagellonica Cracoviae asservantur, III: Numeros continens inde a 445 usque ad 563, Wrocław, 1984, 384-385; G. Rosińska, Scientific Writings and Astronomical Tables in Cracow. A Census of Manuscripts Sources (xivth-xvith Centuries), Wrocław-Warszawa, 1984, 553 (index); G. Rosińska, ‘The ‘Italian Algebra’ in Latin and How it Spread to Central Europe: Giovanni Bianchini’s De Algebra (ca. 1440)’, Organon 26-27 (1997), 131-145: 134-135.

1r‑116r

Images

‘Liber florum Almagesti per Ioannem Blanchinum in novem tractatibus editus [title added by another hand in top right corner]. Tractatus primus de arismeticha per Iohannem de Blanchinis. Liber primus. Incipit prohemium [titles by the scribe in top margin]. Arithmetrica dico quod determinatur per numeros, et duas noto diffinitiones numerorum — et si excesserit minuta 50 vel erit grisa cum albedine. Et sic est finis. Sit laus et gloria. Et sic est finis. Sit laus et gloria trinis.’

= Giovanni Bianchini, Flores Almagesti (C.1.16). I, 1r-12r; II, 12r-15v; III, 16r-25r; IV, 25r-29v; V, 30r-47v; VI, 48r-80v; VII, 80v-94r; VIII, 94v-100r; IX, 100v-110r; X, 110r-116r. A few marginal notes by the scribe and by one or two contemporary or somewhat later hands, including Regiomontanus’s.