B ff 40, 
B 2 o 2 
Q =C-(13c 15b 
| | Xo? 960b*h 
A o — el49b2 + 1062) 
Li 21 li Yo” 3570b-h 
1 i 
| d Ii n 
b B Q . e2(13c? + 2862) 
Li Bi! Yo 1428b^h 
— 
j 
d or 
i 1 c? 
I I “wT Sorin? 
dE | AT I 
  
  
-N594 = - 2X44 - X12 + X44 - 2X54 T7 X59 * X2, 7 2X1 7 Xy 6 X4. 
- 2X 44 - X42 + X44 - 2X54 = X52 + X54 - 244 - 2y45 - 245 + 
7" 5344 7 Y21 7 Y22 7 Y25 7 Yo4.* Y44 * Y42 * a3 + V44 + Uy 
+ 2Y 59 + LL * 2Y543 
  
-No02 = 2X 44 + 2X40 + 2X43 + 2X44 + Xo4 + Xoo + X55 * Xo, * X4 - 
- X42:* X43 = X44 - 2X51 - 2X5 - 2X55 - 2X. 4 - 2Y44 - 9! 
| * Y14 7 ?J21 7 V22 * Yo4 - 2331 - Y32 * Y34 - 2Yui- Yap! yr 
- 2Y51 - Y52 + Yoai