#4397: Sage 3.1.4: optional doctest failure in
sage/rings/number_field/number_field.py
----------------------+-----------------------------------------------------
Reporter: mabshoff | Owner: was
Type: defect | Status: new
Priority: major | Milestone: sage-3.2
Component: doctest | Keywords:
----------------------+-----------------------------------------------------
{{{
sage -t -long -optional devel/sage/sage/rings/number_field/number_field.py
**********************************************************************
File "/scratch/mabshoff/release-
cycle/sage-3.2.alpha1/tmp/number_field.py", line 2446:
sage: NumberField(x^2+2, 'a').galois_group(pari_group=False) #
optional database_gap package
Expected:
Galois group Transitive group number 1 of degree 2 of the Number Field
in a with defining polynomial x^2 + 2
Got:
verbose 0 (501: permgroup_named.py, __init__) Warning: Computing with
TransitiveGroups requires the optional database_gap packa
ge. Please install it.
Galois group Transitive group number 1 of degree 2 of the Number Field
in a with defining polynomial x^2 + 2
**********************************************************************
File "/scratch/mabshoff/release-
cycle/sage-3.2.alpha1/tmp/number_field.py", line 2448:
sage: NumberField(x^3-2, 'a').galois_group(pari_group=False) #
optional database_gap package
Expected:
Galois group Transitive group number 2 of degree 3 of the Number Field
in a with defining polynomial x^3 - 2
Got:
verbose 0 (501: permgroup_named.py, __init__) Warning: Computing with
TransitiveGroups requires the optional database_gap packa
ge. Please install it.
Galois group Transitive group number 2 of degree 3 of the Number Field
in a with defining polynomial x^3 - 2
**********************************************************************
File "/scratch/mabshoff/release-
cycle/sage-3.2.alpha1/tmp/number_field.py", line 2452:
sage: NumberField(x^3 + 2*x + 1, 'a').galois_group(pari_group=False)
Expected:
Galois group Transitive group number 2 of degree 3 of the Number Field
in a with defining polynomial x^3 + 2*x + 1
Got:
verbose 0 (501: permgroup_named.py, __init__) Warning: Computing with
TransitiveGroups requires the optional database_gap packa
ge. Please install it.
Galois group Transitive group number 2 of degree 3 of the Number Field
in a with defining polynomial x^3 + 2*x + 1
**********************************************************************
File "/scratch/mabshoff/release-
cycle/sage-3.2.alpha1/tmp/number_field.py", line 2454:
sage: NumberField(x^3 + 2*x + 1, 'a').galois_group(algorithm='magma')
# optional -- requires magma
Expected:
Galois group Transitive group number 2 of degree 3 of the Number Field
in a with defining polynomial x^3 + 2*x + 1
Got:
verbose 0 (501: permgroup_named.py, __init__) Warning: Computing with
TransitiveGroups requires the optional database_gap packa
ge. Please install it.
Galois group Transitive group number 2 of degree 3 of the Number Field
in a with defining polynomial x^3 + 2*x + 1
**********************************************************************
File "/scratch/mabshoff/release-
cycle/sage-3.2.alpha1/tmp/number_field.py", line 3395:
sage: L # optional
Expected:
Number Field with defining polynomial t^2 + 1 over the Rational Field
Got:
Number Field with defining polynomial $.1^2 + 1 over the Rational
Field
**********************************************************************
}}}
This last Magma issue very much looks like the same problem as #4394.
Cheers,
Michael
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/4397>
Sage <http://sagemath.org/>
Sage - Open Source Mathematical Software: Building the Car Instead of
Reinventing the Wheel
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