Iosephi Torelli veronensis Elementorum prospectivae libri II : opus posthumum (1788)
Torelli, Giuseppe, 1721-1781, Bertolini, Giovanni Baptista · Veronae : Ex officina Moroniana · leaf 19
tam IR du&a eftredla EN in dato angulo ENI, ea utique erit pofitione data. per 30. dat.Pun&um igitur N datum eft. Ducatur ab N ipfi IR ad reftos per25.datangulos in plano PR refta NO ipfi DE aequalis* Ec quoniam addatam pofitione rechm IR , datumque in ea punctum N re£tadufta eft NO rectum… … catur a pun&o D ad O re&a DO. Qiioniam igitur planura PRre&um eft ad planum TR; duct.aque eft in plano PR communiplanorum fedtioni IR ad re&os angulos recla ON, hsc utique adreclos angulos erit plano RT. At vero re&a DE eidem planoRT eft ad re&os angulos . Reclae igitur DE,…
Perspective · Geometry
Internet Archive · Getty Research Institute · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Divina proportione : opera a tutti glingegni perspicaci e curiosi necessaria oue ciascun studioso di philosophia: prospettiua pictura sculptura: architectura: musica: e altre mathematice: suavissima: sotile: e admirabile doctrina consequira: e delecterassi: co[n] varie questione de secretissima scientia (1509)](https://img.insideoutlibrary.com/img/200/ia-divinaproportion00paci-127-351.webp)
