THEOREMATIS ANALYTICI. z^% 



fundionccn duariim variabiliiim , diifcrcntiatio au- 

 tein tantiim relpecftu vnius carum inllituatur , cui- 

 dcus e(l hoc Lemma ctiam pro eo cafu cum vcri- 

 tatc pcrf.cflc confentirc. lam igitur quuni fit 



loco ^ t fubflitutis 



confcqncmur 



d'.P'-v|>-f_ 2_ (d/ri>;^\?_ (^dd.f-^X^y P^ .d^p-vt>'.C\ _£{.(,. 



OinMibns igitur his valoribus in vnam fummam 

 coUedis , obtincbimus : 



'•:Jt ' 1... ;Jf- ' 1.2. .. + (1P ' 



rz,|,A--Pxj,'.v+ ^'t— - T^^^^ 4- p^^'-7-, - etc. 



+ P 4.' X- p(^-- p ^-i-f ) + fi i'-^tif ;- ^ cH''^;") + etc. 



4- -L 0-r-A>'^\— P Aid.p-v|/';e,_,_ p-- .4!rj;'x\ . 



4- _J_ (dd.pJv|/^_ _P_ .:JVP-VJ;'XN I gtc. 

 ' 1. :.3 \ d^- ,. .. ; ^ J x^ ^ ' 



4-_L_ (£2:il£;— ctc. 



' 1.2. .» ^ a.c' ^' 



etc. 



Quum autem pcr Lcmma noQrum in gcncre con- 

 ftet eflc 



d'-'i>'x ^cr-'Wx\ , /-^-'P^vl'!- 



V u x' ~' J 



2A W 



-+- CtC 



H h a Leccs- 



