vbi iam pro lubltu loco q q fcrlbi poterit valor inuentus 

 6a.{s C\\\. ~ cnf. (p -f- i) 



§, 70. Quo autem calculum fequentem pro ma- 

 ximo angulo (p iiuienicndo, cui conueniat Xrri, facilio- 

 rem reddamus, ponamus praeter |^ — ^ etiam ^^ — r, 



ita vt fit 



(^" 4- / j) r :p: I J ^ ^ H- 32 J cof. $> + 16 fin. (p , 

 ideoque 



s q q -\- 6^s cof. (p -t- 3 2 fln. ^ 



r_- f^^Ts ' 



exiftente 



64. (s fin. — cof. (p -4- 1 ) 

 ^ ^ '^-^s s 



Computatis autem pro quouis angulo (p valoribus qqctr 

 eric 



. li . .^ ~ r _f - 2i q q -f- «« /> «. <P 



vnde, fi pro lubitu aliquot valores angulo (p tribuantur, 

 inde haud difficulrcr is angulus (p concluditur, cui refpon- 

 deat X — 5. 



§. 71. Faciamus pcriculum, ponendo ^ziiS", fiue 

 fit in partibus radii (p-o,si^i6, hincque erit j=o, 34292, 

 vnde C(>ll;?imus ^y — 0,80163, hincquc r^ri, 25474-» 

 vnde confi itur X=:o, 31783 ^ idcoque tantillo ninuis 

 qnam l, quamobrcm fi tota vis fri^flionis fucrit —0,31781!, 

 denotantc n prcaioncm, motus trabis pcr angulum (priS" 



fine 



