The problem could be as simple as unclosed parentheses. I an unclosed parenthesis.
On Tue, Jun 4, 2019, 2:27 AM Ralf Hemmecke <[email protected]> wrote: > Hallo Peter, > > [email protected] is the Mailing list for AXIOM, not FriCAS. > FriCAS is a different project (a fork of AXIOM) with mailing list > <[email protected]> . > > On 6/4/19 10:51 AM, Peter van Summeren wrote: > > Hello, > > I installed Fricas on Debian from source. > > Fricas works fine in a terminal window > > But if I do: > > draw( sin ( tan ( x ) - tan ( sin ( x ) ) , x = 0..6) > > > > I get "Graph data being transmitted to the viewport manager..." and it > > hangs! > > > > What can I do? No idea what a viewport manager is. Where to get it? > > With friendly greetings, > > Peter > > Probably what I say here applies to both Axiom and FriCAS. > > If you start FriCAS via the 'fricas' script, then (depending on how you > have compiled FriCAS and what resources are available) it will spawn a > few processes, among them is HyperDoc, a viewport manager, and the > actual FriCAS process (still called AXIOMsys). All this is managed by a > super process (called s(uper)man). In your case, the AXIOMsys process > computes the graphics and wants to transmit it to the viewport manager > (an engine that displays the data and lets you interactively work with it). > > I suspect, that something went wrong with your compilation (graphics has > been turned off for some reason by the ./configure run. Without looking > at the log files, I cannot say. Please send your config.log to > fricas-devel. Anything that you think might be helpful to solve your > problem is welcome. > > Ralf > > _______________________________________________ > Axiom-mail mailing list > [email protected] > https://lists.nongnu.org/mailman/listinfo/axiom-mail >
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