/a .v/R d X =z/R d X — /R X d X , 



v" -^- ? v" 



ob R z= '■ 1— erit cx exemplo pracccdcntcAR c).v=:/!L±±±.* 



/V n->-i ' 



ntquc iiididcm, loco ;/ fcribcndo 7;-f-i, crit /Rjr 3a-:::/!L±-^-±:! , 

 ficquc ipfe \aIor iiuiciitus prodit. ^ 



Excmplum VII, quo jj- = 3 ct v z=: i. 

 Hoc crijo cafu crit 

 Mi=:i C '- ^- -f- '- ) 



^R-t-p-t-t n-t-p-r-t n-hp-hi '' 



hincque 



n -(- J 



at pro R habctur adluic valor praecedens R zn 



I X 

 Quarc cum pcr propofitionem fupra allatam fit 



fdxfdx/R d X rr /iiiLiiizL^' , 

 habebimus per fimplex figiuim fummatorium 



iZ±i •L2 d X r /:L±JLiiL _ 2 /"Jtfzhi -4- /«-+-^±3 . 



^ jp n + i Ji4-a n-Ha 



Exempliim VIII, quo ij- = ^ et v— r. 



Hoc ca(u erit 



M — i ( 1 ? -f- ' 1 ) 



hincque 



/M dp =z l ll±P±L — lll±P±±-^.ll''jtP±l.—ll'L±P±J-, 



•^ •* u-t-i 7if-2 " n-l-J n-t-4 



j^n-Hf) yn 



Deinde cum vt ante fit R — '— , ob 



/.v ' 



fdxfdxfdxfRd xz^lf Kdx{i -xy, erit 

 A/owfl JJ/a Aiad. Imp. Si;, T.IV. F " J 



