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Re: extracting fractional powers of series expansion?



Hi Tamin,

For an expansion around Infinity, SeriesCoefficient wants the exponent 

of 1/x, e.g.:

s=Series[1/Sqrt[x + 1]

SeriesCoefficient[s,{x,Infinity,5}],3/2] gives the coefficient of the 

second term.

hope this helps, Daniel





Tanim Islam wrote:

> Hi:

> 

> How do I extract a given fractional power term in a series expansion? For

> instance, I do a series expansion of a function about infinity. How do I

> extract the -1/2 power term with, say, SeriesCoefficient. I am using

> Mathematica 6.

> 

> Tanim Islam

> 




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