An Account of the Life, Writings, and Inventions of John Napier of Merchiston

abfcifs adjacent afymptote alfo alſo angle arcs Arithmetica arithmetical BC+BA Board of Longitude Briggs Byrgius cafes Canon circular cofines column common logarithms conftructed correfponding counters curve defcribed demonſtration diſcovery divifion divifor eaſily EDMUND Gunter equal faid fame fecond feem fegments feries fhall fides fign figures fimilar fimple fin BC fince firft firſt fluxion folution fome fquare root fubtract fufficient fum and half fuppofed fyftem garithms geometrical progreffion half the difference half the fum himſelf hyperbola infinite interfection invention itſelf JOHN NAPIER laft lamella laſt lefs leſs loga logarithmorum Longomontanus margin Merchiſton metical modulus Montucla moſt multiplication muſt Napier natural numbers Neper oblique fpherical oppofite ordinate plane triangle promptuary propofition publiſhed purpoſe quadrant quantity radius refpective Regiomontanus rods ſhall ſpace ſpherical triangle ſquare tang tangents of half thefe theorem theſe thofe thoſe three fides Trigonometry Tycho Brahe uſe