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v4.0
    v4.0

    tan() | Tangent

    Parameters, Value

    Tangent function calculates the tangent value of the radian, the input is the value of radian, and the output is (-∞, +∞).

    • Format: tan(<radian>)
    • Parameters: see table below
    • Value: ATTR (number), and it should be >= -1 and <= 1
    Name Category Specification Description
    radian ATTR(number) / the value of radian to be calculated

    Common Usage

    Example: calculate the tangent value of the radian 45°

    return tan(45 * pi() / 180)
    

    Example: calculate the tangent values of a column of radians

    uncollect [1, 2.5, 3] as a
    return tan(a)
    
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