wiki:ExpIntegralE
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Exponential Integral E Function

(exp-integral-e v z)

The exponential integral E defined by 

  E(v, z) = integrate(exp(-z*t)/t^(v), t, 1, inf)

for Re(z) > 0.

Last modified 15 years ago Last modified on 03/17/11 20:26:32
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