Exponential integral Ei(x) (chart) Calculator

Calculates a table of the exponential integral Ei(x) and draws the chart.

Exponential integral Ei(x) (chart)
initial value x
[ increment
    1. repetition
    2. ]

    Exponential integral Ei(x) (chart)
    [1-4] /4Disp-Num
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    [1]  2016/10/10 07:43   Male / 50 years old level / An engineer / Very /
    Purpose of use
    Instructor for first year petroleum technicians.
    Comment/Request
    Thanks!!
    [2]  2014/05/26 01:09   Male / 60 years old level or over / A teacher / A researcher / Very /
    Purpose of use
    needed to know the value of Ei(x) with x=-1/sqrt(2)
    [3]  2009/10/01 10:07   Male / 30 level / A university student / Very /
    Comment/Request
    I like it.
    [4]  2009/08/23 00:21   Male / 30 level / Others / Very /
    Purpose of use
    To check the validity of my implementation of NR routines in freepascal.
    Comment/Request
    Great site !

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