Evolutio formulae %. 

 J. 1*. Haec formula limili modo per fuas partes ita 

 repraefentabttur: 



% 



_ 1 fAp^-^-^ipdq — q dp) 



t/ 



q(Cp*-*-D(f) 



& ' j»(C/^~r-D<f 



Pro priore parte utamur valore 



^ ^ ^P - 

 pdq — qdp — £-— * 



ande ifta pars fiet 



quae porro ob q n z=:l ^JL induet hanc formam : 



*b f Ap n - n - z dp 



___b_ r A p n 



( 1 — o P" ) {D — p 71 (o D — 6 C) j 



§. 16. Pro parte autem pofteriore utamur altero va« 



jbre pd q — q d p — -* — , ex quo ifta pars evadet 



a p n ~ * 



— f 



Bq n — m — *dq 



p n (Cp n -i-Dq n ) 



quae porro ob p^zz-LH — 2_ reducitur ad hanc formam^ 



a 



__ r hq n - m - J d q 



I J (1 — bq)C~^rq n (aD — bCy 



Hoc 



