== 475 ===== 



=r:ycof(2; // ~i;)cof($-7r)=:-.v 2 cof(2^-t'-7r)cof($-7r) 

 _:-|y 2 cof(3 £ -£- 2 tt): 

 tinde refultat 



a P == a 2 (| y 2 — £ — f) cof (3 $ — t> — 2 tt) 



== | a 2 y 2 COf (3 5 — £ — 2 7r ) . 



5- 4$« Quantitas B (§. 39.) nonnifi angulum £ - S 

 eiusque multipla continet, quare cun&is quantitatibus huc- 

 usque evolutis rn fummam colle&is, nancifcimur, 



f*= AB($. 39.)* et aR = aP-aAB+|o~2g" 2 (5. 3 7.),h.e. 

 a R~[|a— ^|b lD d-|ac^- *| e !I) ]ay 2 cof(3©— 1>— **) 



-+-[3b (2, -|cc f2) -4- c -|e' 2) 3avv / cof(;. & -f> — w— tt") 

 ^[-iJb^^^cts^ci^sJ-jayo^f^^^^^^^^ 



_«|52 e (2) co f( 3 ^_^_ 2 n). 



§. 46. Pofito 3 5 — t> = <N ct 



oR- K y 2 cof((J) - 2 tt) 4- Ly y^coffCp— tt — 7r') 

 H-My /2 cof(ct) — 2 7r')-K]SP 2 cof(<p — 21T), 



e valoribusa, h (l , c [i \ e [i) , fupra (Tab. IV. V.) computatis, 



nempe a _: 2,010712, 



b' ;i) — o, 274628, b ,2)_ =o, 1036632, b (3) ~ 0,04-32-272, 

 C (I) =-o, 3056143, c (2) — -o,i6$3624, C {3) — 1-0,0919698, 

 e ,I} = o,5335547, e (2) — 0,3748113* e 3) = o, 2493277, et 



fc i(,+ f )r I IMy " (n)^,-^;. i 



(I— ^)- 



Ooo 2 repe- 



