#7819: RealInterval(+infinity,+infinity).is_int() blows up
--------------------------------+-------------------------------------------
Reporter: rlm | Owner: AlexGhitza
Type: defect | Status: new
Priority: major | Milestone: sage-4.3.1
Component: basic arithmetic | Keywords:
Work_issues: | Author: Robert Miller
Upstream: N/A | Reviewer:
Merged: |
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{{{
sage: RealInterval(+infinity,+infinity).is_int()
---------------------------------------------------------------------------
ValueError Traceback (most recent call
last)
/Users/rlmill/.sage/temp/rlm_book.local/9535/_Users_rlmill__sage_init_sage_0.py
in <module>()
/Users/rlmill/sage-4.3/local/lib/python2.6/site-
packages/sage/rings/real_mpfi.so in
sage.rings.real_mpfi.RealIntervalFieldElement.is_int
(sage/rings/real_mpfi.c:16689)()
/Users/rlmill/sage-4.3/local/lib/python2.6/site-
packages/sage/rings/real_mpfr.so in sage.rings.real_mpfr.RealNumber.ceil
(sage/rings/real_mpfr.c:14488)()
ValueError: Calling ceil() on infinity or NaN
}}}
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/7819>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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