Exponential integral En(x) Calculator

Calculates the exponential integral En(x).


Exponential integral En(x)


    Exponential integral En(x)
    [1-6] /6Disp-Num
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    [1]  2014/12/19 04:30   Male / 60 years old level or over / High-school/ University/ Grad student / Very /
    Purpose of use
    for radiative transfer calculations,
    at home without handbook tables
    Comment/Request
    very useful for this purpose
    [2]  2012/01/08 06:28   Male / 40 years old level / Others / Very /
    Purpose of use
    I am a rewtired Physical Chemistry Professor and am using Physical Chemistry to do calculation of greenhouse gas fluxes. I need values of the exponential integral function to evaluate the fluxes.
    Comment/Request
    I am just startying, but what you are providing will be of great use to me.
    [3]  2010/05/14 18:50   Female / 50 level / A researcher / Very /
    Purpose of use
    Exponential Integral function has no short-term expansion for values around 1 or .75. This was useful for that.
    Comment/Request
    Great!!!
    [4]  2009/12/23 15:50   Female / 20 level / A specialized student / Very /
    Purpose of use
    project
    Comment/Request
    this site helped me a lot for my project purpose...thanks a lot.....
    [5]  2009/10/02 08:19   Male / 30 level / A university student / Very /
    Purpose of use
    Special functions calc
    Comment/Request
    It's a great tool!
    [6]  2009/05/01 18:03   - / 50 level / A teacher / Very /
    Purpose of use
    Dose assessment
    Comment/Request
    Thanks!

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