Gvidivbaldi è marchionibvs Montis Perspectivae libri sex (1600)
Monte, Guido Ubaldo, marchese del, 1545-1607 · Pisavri : Apud Hieronymum Concordiam · leaf 203
ufta EM,crit EM &infubicftoplaiio,&in plano BD; ac propterca cft EM ho-rum planorum feftio communis. Deinde diicarur GN ad EM pcrpen-dicularis;iungaturquc CN. Qiioniamigitur CG cftfubicdoplano pcr-pcndicularis, crit CGN angulus rcftus; & cft GN ipfi EM perpcndi-icularis , cnt igitur CN… … 43. fexuiihri Tap- 0. Def.vne cimi. T> R A X I S, Datafirfigura ABCD, quasfubiciloplano intcUigatur inclinata, lcd non fuo loco colloca»ta. abangulis vcro cadaut per-pendiculares in FGHK, quo«rum alritndincs data; fint FOCi P H Q_^ KR., quaru 11 qu idcmdua: fumantur incqualcs fibi proxiiix, vt…
Perspective · Geometry, Projective
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