porro crit 



nxdx:=z—~^: dx — —-^-j~^*- ., 



tum Tcro fiet 



V {i-^mxx)~ liSi^^l*^±J±, 



quare denique coiligetur 



V{i-\-mxx] V((n-.f„)tiz-^m) 



d X — r* — — d z — . I ^ — '-, 



{^^nxxr ny{^-zz) 



Statui autem quoque potcft 



x-^f-^^. quo fado erit 



xz->tnzzxx — xx, hincquc T=r^^_5_^ 

 vnde 



ifjifzz: ; ct 



(i — nz zf 



Vii-^mxx)-^Ji±^^l^, 



quare obtinebimus 



V {i -h m X x) V {i -h{m -n) z z) 



d X ," — d Z r^- — V , 



/ \i V U ^ n z z) ' 



{i -\- nx x)' ^ ' 



\bi tamen faciie vnicuique liquet, hoc z cum ifto in 

 priori formula adhibito non efle confundendum. 



§. p, Quinta formula , fubftitutionc ad formam 

 d z"^, reducibilis, efl 



x"" d X - x^ d x 



. , fme — ^ . 



(i +nxxYV {i+mx x) (« jrx— i}* V {i+mxx) 



Fonatur heic 



2 = 



