to DE PRODFCTIS EX INFINITIS 



(*±M£4^^^ SitpraetereaS=/^i!^et 



(i-J^)f^^^^ S '^n{m'i-lgXn-i-g){m-i-lg)[n-^2.g) 



R nr 



etc. quae duae exprefliones in fe dudtae dant -— — 



fm{b -\ -^,g){n-\-^,g){ f-\-g){m-\-g){h ^ig){n-^%g ) ^^^ 

 i^n{j -l-|^)(^-4-|^A/^-hS')( «H-^ ) [J-^^igi^n-^rhg ) 



f . 30. Haec autem expretTio ad illam , cui — r-— jr 

 aequale eft inuentum , reduci non poteft , nifi illa multipli- 

 cetur per-i^ — , ita vt fit — ^— 



f-kg' s;^(/-f^)<i'""(j-i^) 



f^ U±m±A[f^^lf±2^ etc. nunc enim 



( /-t-i<^)( /+i^)( j-^^^Ki /-^-^^) ( /-^t^ ) 



fiet redudio ponendo mz=: f ^b—f-^g ^ ttn—f-\-\g, 

 His igitur valoribus fubftitutis erit — _.__— -^_-' 



8/^/-^^)Q. Q.S 



CumveroruSzz(ietR=./p^ ^{4^^/f^^^ 

 et Tm f'^— ^ ^- obtinebitur haec aeqnatio ; pofitoj^s?*; 



^(xi?)i /f7r^yi^3/^^^/+«^^^(i^)l Ai-^^^)^ • 



^-^^lijT ■ Ac fi ponatur 3/=« erit/^.^ 



