CVIVSDAM INTEGRALIS. 135 



C r o 1 1. 2. 



«^4. Si crgo fit m — 6 ct n— it ob hoium 

 niimcroruni diinrores commiincs <S, 3, 2, i quiituor 

 fequcntcs formiie intcr fe nequules habebuntur : 



[5(|)(y)]*:z:[3. 6{l){\){%)^^)]'- 



[2. 4. 6 (i)(J)(n(^)('.')(V)r- 



1- 2. 3. 4. 5.^(0^^(0.. ..('/). 



Coroll. 2. 



<f5. Si vltima cum penultima combinctur , 

 nafcetur hacc acquutio : 



1. 3. 5 __ (i)(n(^.ur)f'.°) (v) 



2. 4. 6* - (0 (i)(^K?)(0 (V; 



iltima autem cum antepenultima comparata praebet: 



I. 2. 4- 5 __ (n(n(^.)( i)(n (^)(v')aM 



3. 3. 6. 6- (^)(OCO(O(0(^Ki°j(V}* 



Sch ol ion. 



(55. Infinitae igitur hinc confequuntur rektio- 

 MCS inter formulas intcgrales formae ; 

 x^-' dx 

 J- =P-) 



quae eo magis funt notatii dignae , quod fingulari 

 prorfus methodo ad eas hic fumus perdudi. Ac fi 

 quis dc earum veritate adhuc dubitct , obferuntiones 

 meas circa lias formulas integraks coufulat , indeque 



pro 



