10 votes
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How to get more terms with the Series[] expansion of InverseErf[x] around x=1?

This is not strictly speaking an answer, but I thought I provide code that can be used to generate the kind of expansion that OP mentions. Perhaps it is useful for other people here. I use $y$ as an ...
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  • 4,448
5 votes
Accepted

Problem in getting coefficients list of power series solution of y''[x]*y'[InverseFunction[y][x]] - y'[x] == 0?

The right way to do this is to start with an ansatz (note that the OP has neglected to explicitly declare the y'[0] == 1 condition): ...
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4 votes
Accepted

Calculating power series of quantum operators on kets

The reason is simple: this package uses CenterDot as multiplication, while Series of Exp ...
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  • 172
2 votes

Is it possible to circumvent a bug inside SeriesCoefficient?

The basic idea is to replace the 1/(1-z) in f[z] with its series and multiply with the series of the complementary factor of <...
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  • 219k

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