307.sagews

4/2

2

3/2

3/2

n(3/2)

1.50000000000000

1/0

Traceback (most recent call last): File "<stdin>", line 1, in <module> File "/home/sage/sagenb/sage_notebook/worksheets/NoSyu/9/code/4.py", line 7, in <module> exec compile(ur'_sage_const_1 /_sage_const_0' + '\n', '', 'single') File "/home/sage/sage_install/sage-a/local/lib/python2.5/site-packages/SQLAlchemy-0.4.6-py2.5.egg/", line 1, in <module> File "element.pyx", line 1199, in sage.structure.element.RingElement.__div__ (sage/structure/element.c:9099) File "integer.pyx", line 1195, in sage.rings.integer.Integer._div_ (sage/rings/integer.c:9591) File "integer_ring.pyx", line 230, in sage.rings.integer_ring.IntegerRing_class._div (sage/rings/integer_ring.c:4745) ZeroDivisionError: Rational division by zero