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      Arctan反正切函數計算器

      arctan    

      y=arctan(x) Graph

      The usual principal values of the arctan(x) and arccot(x) functions graphed on the cartesian plane.

      y x = arctan(y)
      degrees radians
      -1.732050808 -60° -π/3
      -1.000000000 -45° -π/4
      -0.577350269 -30° -π/6
      0 0
      0.577350269 30° π/6
      1.000000000 45° π/4
      1.732050808 60° π/3

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