Iosephi Torelli veronensis Elementorum prospectivae libri II : opus posthumum (1788)
Torelli, Giuseppe, 1721-1781, Bertolini, Giovanni Baptista · Veronae : Ex officina Moroniana · leaf 79
us fit bafis triangulum ABC, vertex D. Oportet conficere fphs-ticam onhographiRm pyramidis ABCD. I iij Elementorum PrOSPECTIVjE … Sit primo bafis ABC in fubje&o plano», Inveniantur vefligiuni; per i.prop. pyramidis ABCD, & aldtudo anguli D; ideft pun&a A, B, C, E , re&aque DE .. Ducatur autem a pun£to L fubjecto plano perpendicularis recta LQj deinde vero per LQ, punctumque A agatur planum fe&ionem faciens…
Perspective · Geometry
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