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ExpIntegralEi






Mathematica Notation

Traditional Notation









Gamma, Beta, Erf > ExpIntegralEi[z] > Operations > Limit operation





http://functions.wolfram.com/06.35.25.0001.01









  


  










Input Form





Limit[ExpIntegralEi[a + b x], x -> Infinity] == Piecewise[{{Pi I, (0 < Arg[a] < Pi && Pi/2 <= Arg[b] <= Pi) || (Im[a] <= 0 && Inequality[Pi/2, LessEqual, Arg[b], Less, Pi])}, {(-Pi) I, (0 <= Arg[a] <= Pi && Arg[b] <= -(Pi/2)) || (-Pi < Arg[a] < 0 && (Arg[b] <= -(Pi/2) || Arg[b] == Pi))}, {0, Im[a] == 0 && Arg[b] == Pi}}, ComplexInfinity]










Standard Form





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MathML Form







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Rule Form





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Date Added to functions.wolfram.com (modification date)





2007-05-02





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