Introductorium astronomicum, theorias coporum coelestium duobus libris complectens: adiecto commentario declaratum (1517)
Lefèvre d'Étaples, Jacques · leaf 87
Theo«, • Nempe fs ortis fecundum connexum proxime adtacet <;oncauo fecundi orbis:& fecuo dum concauum/conuexo quarti.Idem igitur Si commune cum illis habet centrum / SC omnifariam eccentrus efle dinofcitur:K tamen fuper vnum 8i idem centrum fecudum vtramqi fuperficiem defcriptus/& idcirco aequam… … upremi f&conuexa infimi i: funt eceemri/8i defaiptt fuper centrum c. At duo illis pro fprTn ndu S & 5uartus/ambo %nati atro fpacio fcilicet f g & h itdicuntur de* & co S fa“t®*a cccentT,*atq; fecundum extremas fuas fuperficies conuexam fecundi f/ rnndi CaUa»n ^Uart* i^khbuntur fuper centrum c/ qd…
Astronomy
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