#16335: dictionary of symbolic expressions (functions) raises Maxima-error
-------------------------+-------------------------------------------------
Reporter: dkrenn | Owner:
Type: defect | Status: new
Priority: major | Milestone: sage-6.3
Component: symbolics | Keywords: dictionary, symbolic
Merged in: | function, Maxima
Reviewers: | Authors:
Work issues: | Report Upstream: N/A
Commit: | Branch:
Stopgaps: | Dependencies:
-------------------------+-------------------------------------------------
The following gives an error:
{{{
sage: D = {}
sage: f = function('f')
sage: for dq in srange(0,2):
....: for du in srange(0,3):
....: print dq, du
....: D[f(SR.wild(42), dq, du)] = f(SR.wild(42),
dq, du)
....:
0 0
0 1
0 2
1 0
---------------------------------------------------------------------------
TypeError Traceback (most recent call
last)
<ipython-input-3-b53f1d26cbca> in <module>()
2 for du in srange(Integer(0),Integer(3)):
3 print dq, du
----> 4 D[f(SR.wild(Integer(42)), dq, du)] =
f(SR.wild(Integer(42)), dq, du)
5
/usr/opt/Sage-6.2-amd64/local/lib/python2.7/site-
packages/sage/symbolic/expression.so in
sage.symbolic.expression.Expression.__nonzero__
(sage/symbolic/expression.cpp:12491)()
/usr/opt/Sage-6.2-amd64/local/lib/python2.7/site-
packages/sage/symbolic/relation.pyc in test_relation_maxima(relation)
395 sage: forget()
396 """
--> 397 m = relation._maxima_()
398
399 #Handle some basic cases first
/usr/opt/Sage-6.2-amd64/local/lib/python2.7/site-
packages/sage/symbolic/expression.so in
sage.symbolic.expression.Expression._maxima_
(sage/symbolic/expression.cpp:5294)()
/usr/opt/Sage-6.2-amd64/local/lib/python2.7/site-
packages/sage/structure/sage_object.so in
sage.structure.sage_object.SageObject._interface_
(sage/structure/sage_object.c:4596)()
/usr/opt/Sage-6.2-amd64/local/lib/python2.7/site-
packages/sage/misc/lazy_import.so in
sage.misc.lazy_import.LazyImport.__call__ (sage/misc/lazy_import.c:3000)()
/usr/opt/Sage-6.2-amd64/local/lib/python2.7/site-
packages/sage/interfaces/interface.pyc in __call__(self, x, name)
197
198 if isinstance(x, basestring):
--> 199 return cls(self, x, name=name)
200 try:
201 return self._coerce_from_special_method(x)
/usr/opt/Sage-6.2-amd64/local/lib/python2.7/site-
packages/sage/interfaces/interface.pyc in __init__(self, parent, value,
is_name, name)
624 self._name = parent._create(value, name=name)
625 except (TypeError, RuntimeError, ValueError) as x:
--> 626 raise TypeError(x)
627
628 def _latex_(self):
TypeError: ECL says: THROW: The catch MACSYMA-QUIT is undefined.
}}}
--
Ticket URL: <http://trac.sagemath.org/ticket/16335>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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