Full text: Theoria combinationis observationum erroribus minimis obnoxiae

3 2 CAROL. FRIDERia QAl/SS 
Statuendo porro 
a F b G c H -f etc. zz 0 
a F 4" b' G c H -f- etc. — 0' 
a" F+ b"G 4- cH 4- etc. = 0" 
etc,, eruitur 
&9 "jr & 9 ~\h 9 -f* etc* zr o 
& 9 4~ b' 9' -f* b” 9" 4~ €tc * — o 
c 9 "I - c Q 4" £ 0 4~ etc. zz o 
etc., nec non 
19 + ¿' O' + t'(T 4- etc. zr — K 
Multiplicando itaque aequationes (I) refp. per 0, 0', 0" etc. et 
addendo, obtinemus: 
ozz00 4-0'0'4-O"4- etc. 
quae aequatio manifefto confitere nequit, niii iimul fuerit 0z:o, 
$'zzo, 0"zzoetc. Hinc primo colligimus, necellaiio eiTe debere Kzzo. 
Dein aequationes (I) docent, functiones v, v t v" etc. ita compa 
ratas eile, vt ipfarum valores non mutentur, ii valores quantita 
tum x, y, zetc. capiant incrementa vel decrementa ipfis F, G, H etc. 
refp. proportionalia, idemque manifefto de functionibus F, 
V" etc. valebit. Suppoikio itaque confidere nequit, nid in cafu 
tali, vbi vel e valoribus exactis quantitatum F~, V" etc. va- 
iores incognitarum x, y t z etc. determinare impoITibile fuiifet, i. e. 
vbi problema natura fua fuiflet indeterminatum, quem cafum a 
difquifitione noftra excluilmus. 
24* 
Denotemus per (3. etc. multiplicatores, qui eandem 
relationem habent ad indeterminatam y, quam habent a, a, a" etc. 
ad x, puta iit 
a[ct$]
	        
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