#4306: bug in supersingular module
-----------------------------+----------------------------------------------
Reporter: was | Owner: craigcitro
Type: defect | Status: needs_work
Priority: major | Milestone: sage-4.3.2
Component: modular forms | Keywords:
Author: | Upstream: N/A
Reviewer: | Merged:
Work_issues: |
-----------------------------+----------------------------------------------
Changes (by AlexGhitza):
* status: needs_review => needs_work
Comment:
With the patch applied, I'm getting
{{{
sage -t -long "modular/ssmod/ssmod.py"
**********************************************************************
File "/opt/sage-4.3.1/devel/sage-main/sage/modular/ssmod/ssmod.py", line
38:
sage: t = X.T(2).matrix() # long time (but still less than
a minute!)
Exception raised:
Traceback (most recent call last):
File "/home/ghitza/sage-devel/local/bin/ncadoctest.py", line 1231,
in run_one_test
self.run_one_example(test, example, filename, compileflags)
File "/home/ghitza/sage-devel/local/bin/sagedoctest.py", line 38, in
run_one_example
OrigDocTestRunner.run_one_example(self, test, example, filename,
compileflags)
File "/home/ghitza/sage-devel/local/bin/ncadoctest.py", line 1172,
in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_0[9]>", line 1, in <module>
t = X.T(Integer(2)).matrix() # long time (but still
less than a minute!)###line 38:
sage: t = X.T(2).matrix() # long time (but still less than
a minute!)
File "/home/ghitza/sage-devel/local/lib/python/site-
packages/sage/modular/hecke/module.py", line 1343, in T
return self.hecke_operator(n)
File "/home/ghitza/sage-devel/local/lib/python/site-
packages/sage/modular/hecke/module.py", line 1330, in hecke_operator
return self.hecke_algebra().hecke_operator(n)
File "/home/ghitza/sage-devel/local/lib/python/site-
packages/sage/modular/hecke/module.py", line 325, in hecke_algebra
self.__hecke_algebra = algebra.HeckeAlgebra(self)
File "/home/ghitza/sage-devel/local/lib/python/site-
packages/sage/modular/hecke/algebra.py", line 136, in HeckeAlgebra
k = (M, M.basis_matrix())
File "/home/ghitza/sage-devel/local/lib/python/site-
packages/sage/modular/hecke/module.py", line 828, in basis_matrix
return self.free_module().basis_matrix()
File "/home/ghitza/sage-devel/local/lib/python/site-
packages/sage/modules/free_module.py", line 2087, in basis_matrix
A = MAT.identity_matrix()
File "/home/ghitza/sage-devel/local/lib/python/site-
packages/sage/matrix/matrix_space.py", line 944, in identity_matrix
A = self(0)
File "/home/ghitza/sage-devel/local/lib/python/site-
packages/sage/matrix/matrix_space.py", line 395, in __call__
return self.matrix(entries, copy=copy, coerce=coerce, rows=rows)
File "/home/ghitza/sage-devel/local/lib/python/site-
packages/sage/matrix/matrix_space.py", line 1087, in matrix
return self.__matrix_class(self, entries=x, copy=copy,
coerce=coerce)
File "matrix_rational_dense.pyx", line 149, in
sage.matrix.matrix_rational_dense.Matrix_rational_dense.__cinit__
(sage/matrix/matrix_rational_dense.c:4931)
MemoryError: out of memory allocating a matrix
**********************************************************************
File "/opt/sage-4.3.1/devel/sage-main/sage/modular/ssmod/ssmod.py", line
39:
sage: t.nrows() # long time
Exception raised:
Traceback (most recent call last):
File "/home/ghitza/sage-devel/local/bin/ncadoctest.py", line 1231,
in run_one_test
self.run_one_example(test, example, filename, compileflags)
File "/home/ghitza/sage-devel/local/bin/sagedoctest.py", line 38, in
run_one_example
OrigDocTestRunner.run_one_example(self, test, example, filename,
compileflags)
File "/home/ghitza/sage-devel/local/bin/ncadoctest.py", line 1172,
in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_0[10]>", line 1, in <module>
t.nrows() # long time###line 39:
sage: t.nrows() # long time
NameError: name 't' is not defined
**********************************************************************
1 items had failures:
2 of 18 in __main__.example_0
***Test Failed*** 2 failures.
For whitespace errors, see the file
/home/ghitza/.sage//tmp/.doctest_ssmod.py
[21.4 s]
----------------------------------------------------------------------
The following tests failed:
sage -t -long "modular/ssmod/ssmod.py"
Total time for all tests: 21.4 seconds
}}}
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/4306#comment:2>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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