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pi/4                        0.799509987595023
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pi/2                        0.988485527769913
pi/2                        0.575052103892879
7*pi/12                0.943814566535565
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7Â¥: Originally posted by lipenggg at 2018-06-29 17:07:18
pi/4                        0.799509987595023
pi/3                        0.701496144581921
5*pi/12                0.626266973291374
pi/2                        0.988485527769913
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