1.3
50,,,,,, , , , , ,,, ( ), (,1993 :146),, , %,,, , , 2218 (,199
,,,,, 1970,,, ( ), ( ),,, ( ) ( ),,, ( ) ( ),,,,,,,,,, ( ),,,,,, (, ),,, :,,,,,,,, 64, 1970,,
1.1 1.2
1.3
1.4
1.5
1.6 1.7
1.8
2.1
2.2
2.3 2.4
2.5
2.6
2.7
2.8
3.1
3.2 3.3
3.4
3.5
3.6
3.7
5.1
5.2 5.3
5.4
6.1
π
6.2
6.3
6.4
6.5
6.6