I'd like to suggest that someone with administrative access monitor this site on non-business days. Quite a few times now this site has gone down on a Friday evening and not been available until the following Monday morning. Or if this is actually scheduled maintenance then perhaps that could be announced.

In the command-line or Classic worksheet interfaces of Maple, after entering

?pointplot

only the help page for Statistics[PointPlot] is shown.

This is strange, since plots[pointplot] gives an exact match for the lower case name entered while Statistics[PointPlot] does not. In Maple 10.06, that same help query showed the plots[pointplot] page.

In the Standard worksheet interface that same command brings up the Statistics[PointPlot] page. But a...

How can Maple arrive at the following, for an unspecified function f(x,y), without knowing sufficient conditions (eg. whether the 2nd partials are continuous)?

> # From the ?diff help-page
> diff(f(x,y),x,y) - diff(f(x,y),y,x);
                                      0

Continuity of integrands isn't generally assumed by int (there's a separate optional parameter which enables it...