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Trigonometria (1657)

Oughtred · leaf 22

An illustration from Trigonometria, 1657, leaf 22
ta fie corrigantttr. ag.j.lin.j.io.ij fymb.s.arc.fiats.verfusarc.Iin.22,lea Jpfip.^ j ,- Hpath P.p.io.hn.i.leg. CirculuS,pag.n Jin.2. lege circulomiximo D E £ ,i3.1in.J.deIea.l.n.n fiatDFN.pag.ij.lin.^^.tcfiattC.pa^iTlinfieg.evuatam. pag.i9.hn.<5. £& L.fiat £&. Alin.to.dele… … D E TRIANGULORUM zSMENSVRATWNE. C A P. I. Tr^nofcenda qmdam $ro calculo Triangu*lorum utrmfque generis, Riangulum planum intelligitur contineri fub tribus re&is liners: Et Triangulum Spha> ticum fub tribus arcubus five peiiferiis maximorum circulorum. Nam ficuc in piano breviflimum fpacium…

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