Re: firls.m, part 2

[je suis]

> There is no right answer and I am not a lawyer. I also haven't read NR,
> I haven't looked at the relevant A&S section, and I haven't looked at
> your code. The expint function in Octave has comments indicating parts
> of it are also based on A&S. My recommendation would be to start from
> the current expint function and make the necessary changes to it to fix
> the problem you have found, based on what you have learned about the
> algorithm.

Well, if you say your own code has parts based on A&S, then it should
be safe (as I imagine it is for so many others that use A&S as a
reference, or mathematics, for that matter).

Vlad