l II k and l ^ k
l II k l ^ k
l II k and l ^ k
,
h || 1Þ h2 || x12
φ 2 1 .
f || 2Þ f1 || x12
φ 1 2 .
p || 3
3 .
| AA 1 | - A
| AA 2 | - A
| AA 3 | - t A
α β 2 1 3 .
- g 1
g ^ 1
g .
A B 1
- j 2
j ^ 2
j
A B 2
, ,
, .
m ∩ n = D Þ mk ∩ nk = Dk
m 1 ∩ n 1 = D 1 m 2 ∩ n 2 = D 2 D 1 D 2 ^ x 12
,
m || n Þ mk || nk
m 1 || n 1
m 2 || n 2
, .
m × n Þ m || n Ù m ∩ n
,
U || k Ù U ^ k ^ k || k