: (), 4- . . 4- .
, 4- . 23. , , .
, 33 = 1, . ( ). , 9, 8. , , .. w 1 (-) 0 , p q . p q 0.
. 4- . , 3. , .
= ' ∙ ; =?
= ∙ (')-1,
- .
: 4- :
(0 0) | ↔ | ('0 '0) |
(11) | ↔ | ('1 '1) |
(2 2) | ↔ | ('2 '2) |
(3 3) | ↔ | ('3 '3) |
23, , , W=1 a33=1, :
x=a11x'+a21y' +a31-a13x'x-a23y'x;
=a12x+a22y' +a32-a13x'x-a23y'y;
.
8 , 8 . 26.
, . , 27, :
.
1 2 , . . 1 . 2. 1 2, .. = 1 ∙ 2-1.
1 a ij
|
|
11=1-0+131
21=3-0+233
31=0 , 27
12=1-0+131
22=3-0+233
32=0
a ij ( 27 29) :
( ) , :
a13= a23=
1 .
2. , .
.
, , . , 12 13 0, .