FROBmMATlS ISOTERIMETR(CL r^f 



qm T et V denonuic fimSiones qnasciinqiie ipfarum :e 

 r et .f, ita vt lic (i'T :zzLJs-A-M.((y-^-Ndx et dV 

 — Gfl^i-f-H<(/-f-K('/.r. Ex hac fonriiila muenitiir 



r Ldq'! Vd x — TG. j dx — Tli clx 



Tzzf'^ iiq-^^mdx (Lq-^M)fy dx. Sit nunc . 

 haec formula pro.pofita fT dxfWUj in qua T ct V 



praecedentes habent viilores, erit Vzzi'^ itq-^M)j vdy^Tv "" 



(TV-h(L^-4-M)/V.^/). AtquG pro hac formula 



fLdqjV di-i-TqdV — TOqds—TH ds 



/Ti^.t-/V//j reperitur Pziy;^ (L,j-i-M)/vd3-i--iv« 



( T V-^ -i- ( L -^ -i- M )/V -ds) . Huiusmodi tres inueni- 

 untur etmm, fi fumarur Tf/j verT^/.(- loco T.//.V. Has 

 autem omnes prout eas iiiueni-;, tanqnam tabu)ac con-' 

 tiEuationem .adiicix? 



Tom. VL T 



