معادلات دیفرنسیل

19:37

4:36

10:00

6:51

1:03:20

1:42:47

17:47

8:45

7:06

14:38

57:42

30:04

14:30

23:30

18:36

1:04:23

7:57

14:29

12:49

12:58

7:06

24:48

36:13

3:29

9:42

12:49

32:59

44:37

5:49

18:20

22:39

1:08:46

14:18

16:38

27:04

19:59

18:11

13:37

7:18

32:39