diffeferitia tertia? & quarta?*Sunt igitur AB, AD: BG,FE proportionates,perprimumLemma, id eft,vt ante oftendi B c, D E: BGfF E funt proportionates- Et per tertrum Lem-ma, vt famma B C, D E 185 ad B C, 6: fie fumma 2? <7, F E 6, ad £c? 2. danturigitur B G 2 differentia prima?&… … H 66 Arithmetics minum maiorem, fie 11 differentia Ab%ad, prima? & tertia^ad ^D tertia 22*Erunt igitur AB,u.AC,i2. AD922. AE,z6. Diagonij autem BD, CE ficinveniuntur.fa&iaboppoiitis infcriptislateri-bus BC in D£,72:&CDin££,i35:fimul fumpti equantur fa&oaDiago-nijs. per…
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