^6 PROPRIETATES 



fi has aequationcs 



izno izzo 



i~i B:::= bb—ab—aa~o 



i=z2 D^zzb^^—zab^ — 2aabb^a'b~\--a*—(y 



i=z3 ¥=:b'-3ab'-6aab*-{-^ab'-+'5a*bb 



— ab—ci—O 



*:=4 Hrr^' — 4flf^'— lo aab* -\^\oab^ -\'\sab*' 



I —6a^b^ — ^ab^-\-db'\~azz.o 



vnde concludimus , in genere fbre : 



0-b^'.iab^^-^J^db^'-^^^\a%^'-^\^^^-^}a%-^^ 



»•(»•—)(»'-*) 5 7, t- 5 __ »(;^— 0(»— 4M»- 4-?) ay,f— ^ 



I. 2. 3. 4- 5 " '' J. 2. J. 4. i. 6 t» *' ClCi 



Pro altero cafuj quo n^ii-^-i^ habebimus: 



fi has aequationes 

 izzo X — b—a:=:o 

 izzi Q-:=zb'—iabb'-aab-\-a^ — o 

 izzs. E :r:^*— 3«^*— 3«a^*-+-4fl*^*-Hfl*^-a'rro 

 i=3 G =:b' - ^ab' - 6 aab' + 10 a'b*+sa*b'- 6 a'b' 



— a^b^d-zzo 

 Tude concludimus in genere fore : 



_ ( '—■)? ('-1-0(^- 4- 2) ^yii—i 



I. f J. 4 



(;-ili(/-4-iY/-4-0(?->-?) ^5;^ji_4 ^^. (?-;)(t-i)(i-|-iX?-<-2X'-H) .6 /.^;-'; 



1. :. 3. 4, S 



^«'^' 



'-db'^-' etc. 



-r I. 2. 3. 4. 5, 6 



quae forma , fi ponamus «=:2i — i, commodius ita 

 cxhibetur : 



o=:b^'-'-iab^'--^'Ma'b^'-'+'l"rWb^'-'+'^idb"-' 



* » -i. ' l» 2» 3 • I«z>3*4 



_ iC' -■)("- 4 ^ 5 , , ,• _<5 i (i?-0(n-4)i -3) 5 , ,i.7 



J. J. 3- 4. j " '' I. 2. J. 4. i, 6 " '' ^*^^ 



CoroU. 



