Gvidivbaldi è marchionibvs Montis Perspectivae libri sex (1600)
Monte, Guido Ubaldo, marchese del, 1545-1607 · Pisavri : Apud Hieronymum Concordiam · leaf 63
linea terminata^,qu? cum fe^aionis linea conuenire poflit ,• inpropofita f<dhonelubiectopianocrectalineamapparentemdclcribcrc. OculusdatusfitinA,cu»ius altitudofuprafubieaumplanum fit AS; fit fcaio-nis hnca BC; data vcro li-neatcrminatafit DE, qnxcum Icdionis linea BC con-ucnircpoflit. oportcr… … ■J vc in LIBER SECVNDVS. f7 t in pundis GC. Inueniatur deindc pu«£lurn X, qnod fii punftum ex pr^ece-concucfusipfius TE. quod vtiquc fiet, dufta SH ipfi FE parallcla, in de«tii»f.fcaioneq; duifta HX ipfi BC pcrpendiculari, 5cipfi AS a:quali. fimili-ter inucniatur pundum V, quod fit pundum concurfus…
Perspective · Geometry, Projective
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