Error in lines 1-1
Traceback (most recent call last):
File "/cocalc/lib/python2.7/site-packages/smc_sagews/sage_server.py", line 1188, in execute
flags=compile_flags) in namespace, locals
File "", line 1, in <module>
File "", line 2, in f
File "sage/rings/integer.pyx", line 1925, in sage.rings.integer.Integer.__div__ (build/cythonized/sage/rings/integer.c:13285)
raise ZeroDivisionError("rational division by zero")
ZeroDivisionError: rational division by zero