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series(Si(u), u=0, 7) returns u - u^3/6 + u^5/120 - u^7/5040 (i.e. series for sin). It should be u - u^3/18 + u^5/600 - u^7/35280 + ...

This is on HP Prime fw 20170710 (12066), CAS 1.1.2-11. Giac/Xcas 1.2.3 does the same.

Indeed! Fixed in source and in the web version of Xcas:
http://www-fourier.ujf-grenoble.fr/%7epa...0%2C%207)&

(08-05-2017 05:37 PM)parisse Wrote: [ -> ]Indeed! Fixed in source and in the web version of Xcas:
http://www-fourier.ujf-grenoble.fr/%7epa...0%2C%207)&

Great, I look forward to the next firmware update. I'll also make a note to check the fix on Fedora, I expect they'll pick it up sooner...