Arithmetica Logarithimica . ionates numeris 2,3,4. Secetur latus quodHbet A B in punfroD, fecundumrationemcontcrmi- narum re&aium RA, RB : 8c per Con- c 3 fedtarium primi Lcmmatis, flant AXiDXiBX continue proportionates; & centro* radio J D3 defcribatur periphcria Rd S. Deinde fecetur A C (vel BC) fimiliter in £jVt-^£, EC fint proportionates re&is RA,RC,& inveni- atur pun&um A7,fiantque^N, EN, CN continue proportionates. & centro N radio N E defcribatur pcripheria E R S3 interfecans pcripheriam prius de- Si peripheria E R S mn interfecet reli- fcriptam in punftis RS; aso, rectas RA,R B,R C: it
Arithmetica Logarithimica . ionates numeris 2,3,4. Secetur latus quodHbet A B in punfroD, fecundumrationemcontcrmi- narum re&aium RA, RB : 8c per Con- c 3 fedtarium primi Lcmmatis, flant AXiDXiBX continue proportionates; & centro* radio J D3 defcribatur periphcria Rd S. Deinde fecetur A C (vel BC) fimiliter in £jVt-^£, EC fint proportionates re&is RA,RC,& inveni- atur pun&um A7,fiantque^N, EN, CN continue proportionates. & centro N radio N E defcribatur pcripheria E R S3 interfecans pcripheriam prius de- Si peripheria E R S mn interfecet reli- fcriptam in punftis RS; aso, rectas RA,R B,R C: item qmt»,impo0Uecfivt e* ferventur ra- SAySB>SC efle proportionates numeris 2,3,4. Sunt nones rettarum R A, R B, R C ejua in- enim RA,RC per fecundum Lemma proportionates perantur. quod evenire deprekendemw, re&is ^£,£C, id eft CX fablica nUmcris dldcmfi rcZ« R A,R B, RC habere velimm de caufa r^Rb Cnjnt pr0p0rtionaIes rctf is ADproportionates attmeru 1,4,2. n R iA pft n„mf,r;c , ,. lumeru 1,4,*. DB, id eft numeris DB . 2* AD •5^EC AE CC BG 10? 7XB XD 4*XA I Of NC 5; 2| NE NA 22| I7* I2| CO GO BO Quod fi recla C B fecetur in punclo C7>vt BG fit ad Gc9 vt 3 ad 4 continu-nnda erit c B vfque ad a vt 0 B12-. o C7,17^. 0 c, 22s, fine continue propor-tionates. Lozarithmica. 59 tionale?.&ceiitroO,radio Ot/\dcicripta tcrtia ,tranfibit etiam harum crium peri^hcriarumcentra XNOD ca- deru re£ta. t ..... , Er fi mancntibusdiametns., harum icmipcriphcriarum dux circumagan-turfupcrficierum fphaeribarura eo motudcicnptamm communis intcric&iacrit pcripheria, cuius diameter crit rc£ta RS: ciu%ie planum eric perpendicu-lar piano trhnguh J BC. Etfiabhuius peripheric piinctoquohbe^ducan-curtresreftcradpunaa y4 2*C,cruntha? reft* proportionalcs numcri, fecundi Lemmatisconfc& Vide vltimtim probIcma,in appcndiculaFrancifci Vieco^ ad rinem Apollonij Galli. Si quis forte pY<£tcr de^onjlrationem Getmetria
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Keywords: ., bookcentury1600, bookdecade1620, bookidarithmetical, bookyear1624
