Opera geometrica Evangelistæ Torricellii .. (1644)
Torricelli, Evangelista, 1608-1647 · [Florentiæ, typis A. Masse & L. de Landis] · leaf 29
i 4- *DeSphxhra> ^ [olidis fpharalth. ueniat in extremitate ipdus tangentis , erit iliperficies coni, quje atangente defcribitur , sequalis fuperficiei cylindri, eandem cum cono altitudinem habentis , & circa eandem sph^^eram d e-., fcriptibilis . … Fiat enim angulus LMT redus, 8c cum LM dupla ponatur ip- fius LI, erit MT dupla ipfius IR , hoc efi aequalis diametro Iph^g ra?,fiueipfiFH.cum autem , per quarta fextffitvtML adLN, ita TM ad MN.erit redtangulum LMN aequale redtaiigulo fub TM, LN, boc efi: recfiangulo fub FH , L N, quod quidem per…
Geometry · Mechanics
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
