xa5 EVOLVTIO FORMVLAE 



[n = rv'7\i..(0(^)co(i)U)(^) 

 [n=:^v7'.i.2.3(:)(0c:)(0(:)a) 



[n=^>"7.i.2.3.4.5('^)(0(OC0CO(i). 



C o r o 1 1. /. 



5r. Sit «~8, ct fcptcm h.ac rcdudlioncs im- 

 pctrabiintur. 



[n = ri^s^(l)C:)(!)(t)(n(OCn 



[|]-|V8^2(|)'(0^(^)'(:)-iVS'(i)(t)(^) 



[i]=:tvs\^.^.^(^j (:y=',v &[i) 



[l]=iys\j.2.3.^(l)i;)i'^)i',)il)^){\) 



[n = *H V 8\4. 2.6.4. ^^fitTiilQ ^IV S.2.^(l)(l)ii) 

 [ J] = J V 8. I. 2. 3. 4. 5. ^ (0 (0 (0 (0 (0 (n (0- 



S c h o I i o n. 



5 2. Superfluum foret hos cafus \Iterins cuol- 

 Tcrc cum cx allatis ordo iflarum formularum fatis 

 pcrfpiciatur. Si enim in formula propofita [-^] 

 numeri w ct « fiiu intcr fe primi lcx cft n:ani- 

 fcfta , cum fiat 



