[seqfan] Re: The Demichel errors, continued

Max Alekseyev maxale at gmail.com
Sat Dec 17 23:50:19 CET 2011

On Sun, Dec 18, 2011 at 1:03 AM, D. S. McNeil <dsm054 at gmail.com> wrote:

> A013516 e^(csc(x) - cot(x))

> A013536 e^(csc(x) - coth(x))

> A013551 e^(cot(x) - coth(x))

Assume that e^x was computed correctly but csc(x), cot(x), coth(x)
were some unknown functions.
Then g.f. of A013516 divided by g.f. of A013536 and multiplied by g.f.
of A013551 should give e^0 = 1.
But they don't.
Something is terribly wrong.


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