j^66 



P = 30, 

 PQ=:-75! 



PQR— -50! 



DE TELESCOPIIS 



'/P =:(+)i,f77^*i3| 

 /Pq-(-)i,875c6i3l 



S5 

 B 



/PQt<—(-) 1,5989700 

 /^ ={— )o,2 3i94 9' 



/S'r:(-) 0,(^9 5 8473 



— -H»i|/B — (-)9;799<^402;/B =(-)9,39892o6- 



C 



39 

 45 



f? 



4a 



/G'— f+^ijtf^a 12093 

 /C'r=(-)o,44-i80Si 



/B?5rz(+)o,03i5 893 

 l^ — C4-)o,54o+03j 



/C =(-)o, 147^^027 

 /€ Crr(-)Oj688oo5 8 



§. 24. lam pro tribus kntibus pofiremis, quia 

 Vtrinque debent eilc acque conuesae , quaerantur 

 numcri refpondcntes X', >.' et X'" ex formulis 



r^X^Tzr (^-r^(?B - ^)j VX"-i " ^?) (€ -- 

 quia igitnr 

 inde calculus ita fe liabebit 



/(^Or^Oji^oi^i^j./^l^) z::o, 1901924 

 /75 —1,875061311/ loi :rr2, 004321^ 



/34 



2,o0'5 25 37 

 155314789 



/yx'-i— 0,5337748 



/(X'-il— 1,0575496 

 hinc X'— 12,68290 



'/34 — 155314789 



At pro vltiina len- 



Ijtc erit Tt ante 



,X5?^5i3S|;^///_,^^OQ24 



/ Va"— I — 0,66303491 



irA"- i) — 1,3260698 

 i iiinc X"zi: 22, 18700 



§. 25. 



