Good afternoon,
In this worksheet
<https://cocalc.com/share/public_paths/9f5a4f174ad3a997661b107fa2cbf436c5fbe0e0>,
the algorithm mathematica_free of integrate returns the following error:
Error in lines 2-2 Traceback (most recent call last): File
"/cocalc/lib/python3.9/site-packages/smc_sagews/sage_server.py", line 1230,
in execute exec( File "", line 1, in <module> File
"sage/symbolic/expression.pyx", line 13138, in
sage.symbolic.expression.Expression.integral
(build/cythonized/sage/symbolic/expression.cpp:95197) return integral(self,
*args, **kwds) File
"/ext/sage/9.5/local/var/lib/sage/venv-python3.9.9/lib/python3.9/site-packages/sage/symbolic/integration/integral.py",
line 1047, in integrate return integrator(expression, v, a, b) File
"/ext/sage/9.5/local/var/lib/sage/venv-python3.9.9/lib/python3.9/site-packages/sage/symbolic/integration/external.py",
line 127, in mma_free_integrator all_outputs =
parse_moutput_from_json(json_page_data) File
"/ext/sage/9.5/local/var/lib/sage/venv-python3.9.9/lib/python3.9/site-packages/sage/interfaces/mathematica.py",
line 1235, in parse_moutput_from_json raise ValueError('json object
contains no pods') ValueError: json object contains no pods
Why is this happening?
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