wspage@opensuse:~> fricas -nox
Checking for foreign routines
AXIOM="/usr/local/lib64/fricas/target/x86_64-suse-linux"
spad-lib="/usr/local/lib64/fricas/target/x86_64-suse-linux/lib/libspad.so"
foreign routines found
openServer result 0
FriCAS Computer Algebra System
Version: FriCAS 2014-12-18
Timestamp: Sat Feb 28 22:13:39 EST 2015
-----------------------------------------------------------------------------
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) -> sqrt(1+sin(2*x))
+-----------+
(1) \|sin(2x) + 1
Type: Expression(Integer)
(2) -> integrate(%,x)
+-----------+
(sin(2x) - cos(2x) - 1)\|sin(2x) + 1
(2) -------------------------------------
sin(2x) + cos(2x) + 1
Type: Union(Expression(Integer),...)
(3) -> D(%,x)
(3)
2 2 _ 3
(sin(2x) - cos(2x) - 2cos(2x) - 1)cos(2x) + 4sin(2x)
+
2 2 3
(cos(2x) + 4)sin(2x) + (4cos(2x) + 4cos(2x))sin(2x) - cos(2x)
+
2
2cos(2x) + 3cos(2x)
/
2 2 +-----------+
(sin(2x) + (2cos(2x) + 2)sin(2x) + cos(2x) + 2cos(2x) + 1)\|sin(2x) + 1
Type: Expression(Integer)
(4) -> integrate(%,x)
>> Error detected within library code:
algextint unimplemented kernel
> A message has been posted to the discussion "sci.math.symbolic.independent".
>
> Author: Waldek Hebisch
> Subject: Re: Announce: FriCAS 1.2.4 has been released
>
> [email protected] wrote:
>>
>> The interface at
>>
>> <http://axiom-wiki.newsynthesis.org/SandBoxFriCAS>
>>
>> still evaluates integrate(sqrt(1+sin(2*x)), x) to
>>
>> (sin(2*x)-cos(2*x)-1)*sqrt(2/(cos(2*x)+1))/2
>>
>
> FYI, now:
>
> (1) -> integrate(sqrt(1+sin(2*x)), x)
>
> +-----------+
> (sin(2x) - cos(2x) - 1)\|sin(2x) + 1
> (1) -------------------------------------
> sin(2x) + cos(2x) + 1
> Type: Union(Expression(Integer),...)
>
>
> --
> Waldek Hebisch
> [email protected]
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