DE COMBINATIONIWS 73 



$1 = A 



2 & = *f A -}- & 

 3<E=5BA-f-3fBH-C 



4 £)-(£A-|-23B-f-2K-+-D 



5 (£ = $D A -+ (EB+SBC + AD + E 



etc. 



§. 14 Ex acquationibus (§. ii.) datis fcquitur fbre 



/(1 -f-a^-h^2 ; -l- yc'-}-etc.)— -/( 1 - 5(=4-23=; 1 -(£i; J + etc.) 



et 



/(i-as-f-Ss 1 - vs : +etc.)--/(i-+5(s-i-35- 5 ^-^ 5 4-etc.) 



His igitur ad §. 10. accommodatis eiit : 



K x ' •5fc-r-23- 2 -(E- -f- ctc.)— -Az-^-^z 7 -Cz'-\-\Dz*-esc. 



et 



K 1 +5i-+2>2; i +(£^-fetc.)— A3+iB3 ; +iCs 3 +iD* + +etc. 



Hincquc fumto k pro numero , cuius logarithmus — 1 erit 



or .tt./r^, ,-Az-*-2fe*~ iCa*+| D.s*-etc. 



i-^s+33c:--(Es*+etc.=fc ' * 



atque 

 ,4-9I S+ S»,H(E=-+ctc. _ t A*HB S M-tC*+ S D=-+ «c. 

 §. 15. Si iam litterae R et S retineant valores fu~ 

 pra aflumtos (§. 7.) erit 



i + a2 + g: , + yj , + Js 4 + etc. — R 



1 - 2(s -+23=:= - (£ s 3 -+-©* - etc. - | 



et 

 1 — a. z~\- % z* — y z z -\- $ z+ — etc. = S 



1 -h9ls-+-23s 2 -+-(£^-f-<D^4-etc. = 1 



Ex quibus deducnntur lequentia confe&aria. 



1 +• g s'+- 5s' + (2 6 + h , + etc. = 3±- 

 •ts-f- y« ! +£5 5 + vi^+ i:'+ etc. z_ £=_ 

 7ow. Xlll. K 1 



