On Thu, Oct 22, 2020 at 07:05:37AM -0700, Kostas Oikonomou wrote:
> I just found out that what I previously reported as a problem with the
> TeXmacs interface also occurs
> in "plain" FriCAS:
>
> $ fricas
> Checking for foreign routines
> FRICAS="/usr/local/lib/fricas/target/amd64-portbld-freebsd12.1"
> spad-lib="/usr/local/lib/fricas/target/amd64-portbld-freebsd12.1/lib/libspad.so"
> foreign routines found
> openServer result 0
> FriCAS Computer Algebra System
> Version: FriCAS 1.3.6
> Timestamp: Sat Jul 11 03:10:07 UTC 2020
> -----------------------------------------------------------------------------
> Issue )copyright to view copyright notices.
> Issue )summary for a summary of useful system commands.
> Issue )quit to leave FriCAS and return to shell.
> -----------------------------------------------------------------------------
>
>
> (1) -> f(x) == c*x^2
> Type:
> Void
> (2) ->f(??))
> Line 1: f(??)
> .A.BC
> Error A: Missing mate.
> Error B: syntax error at top level
> Error B: Possibly missing a )
> Error C: The character #\PLUS-MINUS_SIGN is not an FriCAS character.
> 4 error(s) parsing
>
>
> Note that the double right parentheses on line (2) are not a typing error
> by me, but are somehow
> echoed back by the system itself when I type 'f(??)'.
You did not include most important information: which Lisp do you
use to compile FriCAS? AFAICS relevant code in FriCAS 1.3.5 and
1.3.6 is the same. But important part is done by Lisp and if
Lisp used to compile FriCAS does not support Unicode, then
what you see is expected.
--
Waldek Hebisch
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