x=[0
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2.1053
2.3684
2.6316
2.8947
3.1579
3.4211
3.6842
3.9474
4.2105
4.4737
4.7368
5
5.2632
5.5263
5.7895
6.0526
6.3158];

y=[-2
-1.2577
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1.912
3.4451
4.8002
5.7698
5.9471
5.8797
5.3791
4.7348
4.406
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5.8747
6.8948
7.7703
8.1217
8.05
7.1781
5.7088
3.8246
1.7806
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