420 
NACHLASS. 
[HO . * 
A 
(P(f05) 2 = — m - (l —f— 2 e~ 2n cos 4 tpTc —|— 2 e~ S7Z cos 8 cptc —f- . . .) 
2 4 cos £ TT 
_ _ 9 
7—^-— i 2e cos 2 cp tu —f— 2 e~ ?s ‘~ cos 6 cp tc —f— 2 ^ ??7C cos 10 cp tt —|— . 
2 4 sin % tz 
(Q cp cs)“ = 2 4 costu. \J~ . (1 -j-2e 2Tl cos 4 . , . 
-j- 2* sin 4-^ • • (2^~^ cos 2 cp tu —{— . . . 
A 
UJ 
2 2 COS^TT 
B 
A 
2 4 sm4Tc 
0.3522376226 
0.3535519576 
0.0013155679 
0.0000012329 
6118372314 = A 
3585935635 = 2 Be~^ 
2352259042 = 2Ae~‘ lr ' 
5741446398 = 2Be~ iK 
0856752170 = 2Ae~ Slz 
1494 = 2 Be~ Vl 
2° 
3° 
4° 
5° 
6 n 
[12.] 
Variae Summationes serierum absconditae. 
2 12 
"+■ I I +1 _ _ 
■e + e 
+.-J + b^] 2+ t^T+ 
bi^ + b^+b^+ 
+ [.1^77*0 + [.1^7*0 + 
Tt Ti 2tt 
OKU 1 
tcti 2 Tr 
+ e 
2 
c*" + e ~ |7T 
I5i + 
1 
2 TT 
1 _ 
T - 
1 
2 it