Full text: [Wahrscheinlichkeitsrechnung und Geometrie] (4. Band)

84 
SUPPLEMENTUM THEORIAE COMBINATIONIS OBSERVATIONUM 
Triangulum 132. 
24. Oosterwolde . 
. . 81° 
54' 
17"447 
25. Groningen. . . 
. . 31 
52 
46,094 
26. Erachten . . . 
. . 66 
12 
57.246 
Consideratio nexus inter haec triangula monstrat, inter 27 angulos, quorum 
valores approximat! per observationem innotuerunt, 13 aequationes conditiona- 
les haberi, puta duas primi generis, novem secundi, duas tertii. Sed haud opus 
erit, has aequationes omnes in forma sua finita hic adscribere, quum ad calculos 
tantummodo requirantur quantitates in theoria generali per 31, a, a, a etc., 
33, b, b', b"etc. etc. denotatae: quare illarum loco statim adscribimus aequationes 
supra per (1 3) denotatas, quae illas quantitates oh oculos ponunt: loco signorum 
g, g', g" etc. simpliciter hic scribemus (0), (l), (2) etc. 
Hoc modo duabus aequationibus conditionalibus primi generis respondent 
sequentes: 
(1)+ (5)+ (8) + (l5) + (l8) =— 2"197 
(7) + (ll) + (l2) + (19) + (22) + (26) == — 0"436 
Excessus sphaeroidicos novem triangulorum invenimus deinceps; 1 "749 ; 
TT 47 ; T'243; l"698; 0"873; TT67; T'l04; 2"l 61; T'403. Oritur itaque aequa 
tio conditionalis secundi generis prima haec *): -}- +) -f- +) — 18 0° 0' 1 "749 = 0, 
et perinde reliquae; hinc habemus novem aequationes sequentes: 
(0)4- (1)+ (2) = —3"95S 
(3) + (4) + (^) = -[-0,722 
(6) + (7)+ (8) = —0,753 
(9) —(10) —j— (11) = -(-2,355 
(l 2) —[— (l 3) —|— (14) = —1,201 
(15)+ (16) +(17) = —0,461 
(18) + (l 9) + (20) = +2,596 
(21) + (22) + (23) = +0,043 
(24) + (25) + (26) = —0,616 
Aequationes conditionales tertii generis commodius in forma logarithmica exhi 
bentur: ita prior est 
*) Indices in hoc exemplo per figuras arabicas exprimere praeferimus.
	        
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