#15500: is_integer method is missing on integers
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   Reporter:  ppurka   |            Owner:
       Type:  defect   |           Status:  new
   Priority:  major    |        Milestone:  sage-6.1
  Component:  algebra  |         Keywords:
  Merged in:           |          Authors:
  Reviewers:           |  Report Upstream:  N/A
Work issues:           |           Branch:
     Commit:           |     Dependencies:
   Stopgaps:           |
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 From google spreadsheet which no one reads `X-(`

 Instead integers have `is_integral`.
 {{{
 sage: sqrt(3).is_integer()
 False
 sage: sqrt(4).is_integer()
 ---------------------------------------------------------------------------
 AttributeError Traceback (most recent call last)
 <ipython-input-2-f8523f2586e7> in <module>()
 ----> 1 sqrt(Integer(4)).is_integer()

 /opt/sage-5.11/local/lib/python2.7/site-packages/sage/structure/element.so
 in sage.structure.element.Element.__getattr__
 (sage/structure/element.c:3871)()

 /opt/sage-5.11/local/lib/python2.7/site-packages/sage/structure/misc.so in
 sage.structure.misc.getattr_from_other_class
 (sage/structure/misc.c:1696)()

 AttributeError: 'sage.rings.integer.Integer' object has no attribute
 'is_integer'
 }}}

--
Ticket URL: <http://trac.sagemath.org/ticket/15500>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
and MATLAB

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