Full text: [Allgemeine Analysis] Theoria combinationis observationum erroribus minimis obnoxiae (3. Band)

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QUAM IN PUNCTUM QUODVIS POSITIONIS DATAE EXERCERET ETC. 
339 
m 
G+G'cos T 2 -\- G"sin T 2 
Manifesto hoc idem est, ac si dicas, functionem trium indeterminatarum x, y, z 
hanc [W) 
aaxx-\-bhyy B-\- CC)zz—- 2 aAxz— 2 bByz 
per substitutionem 
+ t t I n tf 
a u-\-a u 
y — 'u-\- fi "u" 
+ t r I n tf 
T u H” T u 
in functionem indeterminatarum u, u, u hanc 
Guu-\- G 'uu-\- G W 
transire debere. At quum ex his formulis, adiumento aequationum [1], facile 
sequatur 
u = — ax — %y -{-‘iz 
u= dx-\-t>'y—"(z 
u— a x-\-o y — 7z 
manifesto functio W identica esse debebit cum hac 
G{—ax—fiy h G\a!x-\-dy — %-\~ & y — T Z Y 
unde habemus sex aequationes 
aa — GacL-\-G'a!olG"cl'cl' ^ 
bb = Gtt+G'W+G”t"t” 
ii + M-f CC= Gyy + GYt'+^Yt" 
bB = Gt Y + G't Y+ G"$"f 
a A = Gya-j~ G'y'a -j- G" d' 
0 = Ga6+0'af6'+ff'aT 
[2] 
Ex his duodecim aequationibus [1] et 12] incognitas nostras G, G', G", a, a, a" 
etc., determinare oportebit. 
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