Du Hamel, Jean-Baptiste, 1624-1706, Petit, Pierre, 1594-1677. Observationes aliquoteclipsium solis et lunae · Novimbergæ, : Sumptibus Johannis Ziegeri, Bibliopola, Litteris Christophori Gerhardi. · leaf 162
POT dentuf duo latera cum uno angulo dih iis comprehenfo; ut fi detur angulus O, cum lateri-bus PO,& O T: ac rcliqua fint nobis indaganda. Cognitis lateri-bus PO, & OT, non quidem habentur anguli P , & T, fcd qiiae fitinter eos proportio ohtinebimus» Supponimus enim angiilum O rc-^um,… … tonge tafflCfi cofnpcndiofioti via lafus TPpetf^^ ftb, i^ ilemcfit,Euc, confequemur, quo cognito»angulos ftatim habcbithus: & fi 11*bcrct haec ad praxim redigere, auGor forem, ut latus P T juxta Eu*didis demonftjfatit qilaiterctuiri £cd aolui quicquam ab Euelide de- inon* JS% ^rommiaPhjftca.…
Pius XII Memorial Library · Philosophy · Science · Solar eclipses · Lunar eclipses
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