Q$t D E M O T V 



C o r o 1 1. 2. 



84. Iiiuciua nutem hac funclinne v claofo 

 tcinporc / aer qui initio erat ad S trnuslutus erit 

 pcr inteniallum Ss =zrj tum vero eius denfitas ob 

 U = ii^erit 



Coroll. 5. 



85. Cum autcm diffcrcntiando fit : 



(J-l) -2a(cxS-|e;/^^^:^^?^^ + C4i-2-i-/Q+ar: (S-Hr/V|-« A:(S-.0 



4(aS4-eT';(S4-c-0+(aS-]-g)A':CS-i7j 

 habebitur pro dcnfitatc : 

 J^=zi-C-^-Z-/Q.-har:(S-hc-/) _4-a A:(S-r/) 



KaS+g)r':(S-t<:/)-(aS+g;A':(S-fO 

 ct pro cclcritate : 



S c h o 1 i o n. 



85. Si tubos, ad quos hacc folutio c(\. accom- 

 'modata , rotundos (V.uunmus , vt omncs (icftioncs ad 

 cius dircJlioncm normnlitcr fadlac fintcirculi, corum 

 fii;nr;i cl! coDoidica hypcrbolica conucrfionc hypcr- 

 Tal>. VII. bolnc ni-quilnterac 4^CiM circa altcrnni a(rymtotam 

 i''is- S''. 1 B njta. Cum cnim in hnc hypcrbola fit S M. 

 IS — a a ^ crit amplitudo in S z::: tt S M" rz '^-^" , 



(uinro 



