Full text: [Nachträge zur reinen Mathematik] (10. Bandes 1. Abteilung)

ÜBER TERNÄRE QUADRATISCHE FORMEN. 
89 
1) Si aequatio est solubilis, talis forma dabitur. 
Tunc formae propositae aequivalens inveniri potest forma talis 
quae per substitutionem 
transit in 
1, 0, 0 
0, b\ 0 
0, 0, ab' 
D 
0, 1, a'a"\ 
A i, o / 
proprietate requisita praeditam. 
[5.] 
Algorithmus per quem si fleri potest ad talem formam pervenitur. 
I. Proposita propria 
l a ’ a ’ a \ det. D — Mmm, 
\b, V, b"f 
adiuncta 
lAm. A'm, A"m. 
det. = MMm 4 
\Bm, B m, B rn) 
Tunc erit 
/ = (Ä, h\ h"f 
(mod. «*); 
fiat 
nr n nrr / 
PT -p T = 
= A etc. 
aA-J-a'Ä' + a 
" h" = 1, 
/ transit per substitutionem 
m a, ¡3, 
T 
ma, ß', 
r 
T 
wm", p", 
n 
T 
in formam talem 
Xl. 
12
	        
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