graph cosine with a vertical translation

13:50

7:52

3:38

9:39

کوتاه

17:49

کوتاه

5:44

4:12

11:10

12:07

3:00

6:24

6:24

5:18

11:13

1:25

3:09

11:39

11:49

2:46

6:33

4:52

10:07

19:56

25:33

15:11

2:46

30:10

31:01

2:38

1:05

2:52

12:58

1:33

2:36

2:29

14:12

7:59

3:22