z&^ 



DE TELESCOPIIS 



61. Quod ad numerum c lUtiiict, cum in ge- 

 nere i(:i dcfinirc polTumus, \t ;-rz:^. ^ acquetur quan- 

 titaii datae Ycluti vni digito, entque tum t r ^^— ^ , 

 at tum pro tribus hypotliefibus habcbiuuis lequciues 

 mcnluras in digitis exprcfliis. 



40 

 — (j 



Hyp. I. 



Hyp. II. _Cp,:2_^ 



P' = 2m'4-.s a i A R rr a 



p^^^=:=3,iSi9; CDr::8,75oo 



K/' //- 



/)' " = ^,72+9^ DE=: 0,7179 



f— 1,8983; EF:=o, 5052 



/'^ Q,8iS9; KG — 0,4-095 



et G03:o, 2252 



AOii:'— =-^ aH- 10,6075 



p^^^ — 2,94-13^ CDrr(5,2500 

 /)^^^^ — 2,5695; DE=no,70i7 

 p^ —.1,8162; f,Fr=:o, 4.927 

 — 0,8019; FG — o, 4.010 

 et G0zr:o,2272 



AO^'^-^a-f-8,072(J 



^VI 



a m 



u 



Hyp. III. (p 



a 



^// 



r- 



a; BC— 4« 



p'^^ =r 2,5000; CDrr3,75oo 

 /""^—2,2778; DE-0,6667 

 f — 1,6566; EF=o, 4.659 

 f^~ 0,7645; FG — 0,3823 

 ct GOzi:o,2293 



r-' ci-+- 5, +942 



AO: 



m-4- 5 

 ■m 



(icqnc qnntuor poftrcmae lentes in qualilict hypothe- 

 fi mancnt cacdcm \na cum (uis intcruallis pro 

 ■omiiibiis muitiplicationibus 



Con- 



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