Io. Bapt. Portae Neapolitani Magiae natvralis libri XX (1589)
Porta, Giambattista della, approximately 1535-1615 · Neapoli : Apud Horatium Saluianum · leaf 290
ctionem perficiendam" LKM,&lineaKA fecabo in quatifor partes , & per puncta lineas parallelasduco ipfi LM.SitBH, qua proximior etit vertici parabole , fecunda BG, mox fubfequens , tertia BP, proximé fequens,& poft erit LM. Vadeperpunda LEGHA prorrahatur linea curuajidemd; ex alia parte fiat vfq; ad… … erit (e&io, etiam peffimum erit,nam ex minima diítantia , fert planum cuenerit , ergo vt aliquam intet cipiemus curuitatem , circa collum fe&ionis lineam accipiemus , non pedes, non caput. Facurus er- go [peculum ex parabolica fc&tione,circa collum fe&ionis , vbi maiorparabolz curuitas…
Science -- Early works to 1800 · Industrial arts -- Early works to 1800 · Magnetism -- Early works to 1800
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