id	summary	reporter	owner	description	type	status	priority	milestone	component	resolution	keywords	cc	work_issues	upstream	reviewer	author	merged	dependencies	stopgaps
6192	[with patch; positive review] numerical noise on x86 fedora core 8 (cicero on skynet)	was	tbd	"{{{
sage -t  ""devel/sage/sage/calculus/calculus.py""
**********************************************************************
File ""/home/wstein/build-4.4.0/cicero/sage-4.0.1.alpha0/devel/sage/sage/calculus/calculus.py"", line 700:
    sage: numerical_integral(f, 0, 1)
Expected:
    (0.52848223225314706, 6.8392846084921134e-07)
Got:
    (0.52848223225314706, 6.8392846078917534e-07)
**********************************************************************
1 items had failures:
   1 of  16 in __main__.example_2
}}}

Noise or a bug?
{{{
sage -t  ""devel/sage/sage/rings/number_field/number_field_element.pyx""
**********************************************************************
File ""/home/wstein/build-4.4.0/cicero/sage-4.0.1.alpha0/devel/sage/sage/rings/number_field/number_field_element.pyx"", line 
766:
    sage: CDF(a)
Expected:
    1.0*I
Got:
    -2.88668828424e-18 - 1.0*I
**********************************************************************
1 items had failures:
   1 of   4 in __main__.example_21
***Test Failed*** 1 failures.
}}}"	defect	closed	blocker	sage-4.0.1	algebra	fixed					Mike Hansen	William Stein	4.0.1.rc0