#7377: Symbolic Ring to Maxima via EclObject
---------------------------+------------------------------------------------
Reporter: nbruin | Owner: nbruin
Type: enhancement | Status: needs_work
Priority: major | Milestone: sage-feature
Component: symbolics | Keywords:
Author: Nils Bruin | Upstream: N/A
Reviewer: | Merged:
Work_issues: |
---------------------------+------------------------------------------------
Comment(by fbissey):
Ok so it runs but in its present state it breaks quite a lot of doctests
for me.
Unless you can point out something else I would need to do.
example 1
{{{
sage -t -force_lib "devel/sage/sage/symbolic/function_factory.py"
**********************************************************************
File "/usr/share/sage/devel/sage/sage/symbolic/function_factory.py", line
174:
sage: g
Expected:
b*D[0](cr)(a)
Got:
b*del(a)
**********************************************************************
File "/usr/share/sage/devel/sage/sage/symbolic/function_factory.py", line
184:
sage: g.substitute_function(cr, cos)
Expected:
-b*sin(a)
Got:
b*del(a)
**********************************************************************
File "/usr/share/sage/devel/sage/sage/symbolic/function_factory.py", line
187:
sage: g.substitute_function(cr, (sin(x) + cos(x)).function(x))
Expected:
-(sin(a) - cos(a))*b
Got:
b*del(a)
**********************************************************************
1 items had failures:
3 of 58 in __main__.example_6
}}}
example 2
{{{
sage -t -force_lib "devel/sage/sage/interfaces/maxima.py"
**********************************************************************
File "/usr/share/sage/devel/sage/sage/interfaces/maxima.py", line 426:
sage: t.limit(Ax=0, dir='+')
Exception raised:
Traceback (most recent call last):
File "/usr/bin/ncadoctest.py", line 1231, in run_one_test
self.run_one_example(test, example, filename, compileflags)
File "/usr/bin/sagedoctest.py", line 38, in run_one_example
OrigDocTestRunner.run_one_example(self, test, example, filename,
compileflags)
File "/usr/bin/ncadoctest.py", line 1172, in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_0[93]>", line 1, in <module>
t.limit(Ax=Integer(0), dir='+')###line 426:
sage: t.limit(Ax=0, dir='+')
File "expression.pyx", line 8202, in
sage.symbolic.expression.Expression.limit
(sage/symbolic/expression.cpp:31252)
File "/usr/lib/python2.6/site-packages/sage/calculus/calculus.py",
line 1122, in limit
return l.sage()
File "element.pyx", line 327, in
sage.structure.element.Element.__getattr__ (sage/structure/element.c:2715)
File "parent.pyx", line 277, in
sage.structure.parent.getattr_from_other_class
(sage/structure/parent.c:2841)
File "parent.pyx", line 175, in
sage.structure.parent.raise_attribute_error (sage/structure/parent.c:2636)
AttributeError: 'sage.rings.integer.Integer' object has no attribute
'sage'
**********************************************************************
File "/usr/share/sage/devel/sage/sage/interfaces/maxima.py", line 894:
sage: f(3.2)
Expected:
-.05837414342758009
Got:
-.058374143427580086
**********************************************************************
File "/usr/share/sage/devel/sage/sage/interfaces/maxima.py", line 1006:
sage: maxima.version()
Expected:
'5.22.1'
Got:
'5.23.2'
**********************************************************************
File "/usr/share/sage/devel/sage/sage/interfaces/maxima.py", line 1087:
sage: maxima_version()
Expected:
'5.22.1'
Got:
'5.23.2'
**********************************************************************
File "/usr/share/sage/devel/sage/sage/interfaces/maxima.py", line 608:
sage: integrate(1/(x^3 *(a+b*x)^(1/3)),x)
Expected:
Traceback (most recent call last):
...
TypeError: Computation failed since Maxima requested additional
constraints (try the command 'assume(a>0)' before integral or limit
evaluation, for example):
Is a positive or negative?
Got:
Traceback (most recent call last):
File "/usr/bin/ncadoctest.py", line 1231, in run_one_test
self.run_one_example(test, example, filename, compileflags)
File "/usr/bin/sagedoctest.py", line 38, in run_one_example
OrigDocTestRunner.run_one_example(self, test, example, filename,
compileflags)
File "/usr/bin/ncadoctest.py", line 1172, in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_6[3]>", line 1, in <module>
integrate(Integer(1)/(x**Integer(3)
*(a+b*x)**(Integer(1)/Integer(3))),x)###line 608:
sage: integrate(1/(x^3 *(a+b*x)^(1/3)),x)
File "/usr/lib/python2.6/site-packages/sage/misc/functional.py",
line 718, in integral
return x.integral(*args, **kwds)
File "expression.pyx", line 8153, in
sage.symbolic.expression.Expression.integral
(sage/symbolic/expression.cpp:30871)
File "/usr/lib/python2.6/site-
packages/sage/symbolic/integration/integral.py", line 601, in integrate
return indefinite_integral(expression, v)
File "function.pyx", line 419, in
sage.symbolic.function.Function.__call__ (sage/symbolic/function.cpp:4486)
File "/usr/lib/python2.6/site-
packages/sage/symbolic/integration/integral.py", line 85, in _eval_
res = integrator(f, x)
File "/usr/lib/python2.6/site-
packages/sage/symbolic/integration/external.py", line 19, in
maxima_integrator
result = maxima.sr_integral(expression,v)
File "/usr/lib/python2.6/site-
packages/sage/interfaces/maxima_lib.py", line 983, in sr_integral
raise error
RuntimeError: ECL says: Maxima asks:?mtext("Is ",a," positive or
negative?")
**********************************************************************
File "/usr/share/sage/devel/sage/sage/interfaces/maxima.py", line 618:
sage: integral(x^n,x)
Expected:
Traceback (most recent call last):
...
TypeError: Computation failed since Maxima requested additional
constraints (try the command 'assume(n+1>0)' before integral or limit
evaluation, for example):
Is n+1 zero or nonzero?
Got:
Traceback (most recent call last):
File "/usr/bin/ncadoctest.py", line 1231, in run_one_test
self.run_one_example(test, example, filename, compileflags)
File "/usr/bin/sagedoctest.py", line 38, in run_one_example
OrigDocTestRunner.run_one_example(self, test, example, filename,
compileflags)
File "/usr/bin/ncadoctest.py", line 1172, in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_6[7]>", line 1, in <module>
integral(x**n,x)###line 618:
sage: integral(x^n,x)
File "/usr/lib/python2.6/site-packages/sage/misc/functional.py",
line 718, in integral
return x.integral(*args, **kwds)
File "expression.pyx", line 8153, in
sage.symbolic.expression.Expression.integral
(sage/symbolic/expression.cpp:30871)
File "/usr/lib/python2.6/site-
packages/sage/symbolic/integration/integral.py", line 601, in integrate
return indefinite_integral(expression, v)
File "function.pyx", line 419, in
sage.symbolic.function.Function.__call__ (sage/symbolic/function.cpp:4486)
File "/usr/lib/python2.6/site-
packages/sage/symbolic/integration/integral.py", line 85, in _eval_
res = integrator(f, x)
File "/usr/lib/python2.6/site-
packages/sage/symbolic/integration/external.py", line 19, in
maxima_integrator
result = maxima.sr_integral(expression,v)
File "/usr/lib/python2.6/site-
packages/sage/interfaces/maxima_lib.py", line 983, in sr_integral
raise error
RuntimeError: ECL says: Maxima asks:?mtext("Is ",n+1," zero or
nonzero?")
**********************************************************************
5 items had failures:
1 of 95 in __main__.example_0
1 of 16 in __main__.example_13
1 of 3 in __main__.example_17
1 of 4 in __main__.example_21
2 of 11 in __main__.example_6
***Test Failed*** 6 failures.
For whitespace errors, see the file
/home/francois/.sage/tmp/.doctest_maxima.py
}}}
and there are more. Tests are still running on this slow machine.
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/7377#comment:27>
Sage <http://www.sagemath.org>
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