Hi,
it seems there is a bug in the implementation of complex numbers. Defining a
number with imaginary part bigger or equal 1E8 gets an exception error.
Best,
Marek
----------------------------------------------------------------------
| SAGE Version 2.8.3, Release Date: 2007-08-31 |
| Type notebook() for the GUI, and license() for information. |
----------------------------------------------------------------------
sage: x=1E8*I
sage: x
---------------------------------------------------------------------------
<type 'exceptions.TypeError'> Traceback (most recent call last)
/home/marek/temp/sage-2.8.3/<ipython console> in <module>()
/home/marek/temp/sage-2.8.3/local/lib/python2.5/site-packages/IPython/Prompts.py
in __call__(self, arg)
521
522 # and now call a possibly user-defined print mechanism
--> 523 manipulated_val = self.display(arg)
524
525 # user display hooks can change the variable to be stored
in
/home/marek/temp/sage-2.8.3/local/lib/python2.5/site-packages/IPython/Prompts.py
in _display(self, arg)
545 """
546
--> 547 return self.shell.hooks.result_display(arg)
548
549 # Assign the default display method:
/home/marek/temp/sage-2.8.3/local/lib/python2.5/site-packages/IPython/hooks.py
in __call__(self, *args, **kw)
132 #print "prio",prio,"cmd",cmd #dbg
133 try:
--> 134 ret = cmd(*args, **kw)
135 return ret
136 except ipapi.TryNext, exc:
/home/marek/temp/sage-2.8.3/local/lib/python2.5/site-packages/IPython/hooks.py
in result_display(self, arg)
160
161 if self.rc.pprint:
--> 162 out = pformat(arg)
163 if '\n' in out:
164 # So that multi-line strings line up with the left column
of
/home/marek/temp/sage-2.8.3/local/lib/python2.5/pprint.py in pformat(self,
object)
109 def pformat(self, object):
110 sio = _StringIO()
--> 111 self._format(object, sio, 0, 0, {}, 0)
112 return sio.getvalue()
113
/home/marek/temp/sage-2.8.3/local/lib/python2.5/pprint.py in _format(self,
object, stream, indent, allowance, context, level)
127 self._readable = False
128 return
--> 129 rep = self._repr(object, context, level - 1)
130 typ = _type(object)
131 sepLines = _len(rep) > (self._width - 1 - indent - allowance)
/home/marek/temp/sage-2.8.3/local/lib/python2.5/pprint.py in _repr(self,
object, context, level)
193 def _repr(self, object, context, level):
194 repr, readable, recursive = self.format(object,
context.copy(),
--> 195 self._depth, level)
196 if not readable:
197 self._readable = False
/home/marek/temp/sage-2.8.3/local/lib/python2.5/pprint.py in format(self,
object, context, maxlevels, level)
205 and whether the object represents a recursive construct.
206 """
--> 207 return _safe_repr(object, context, maxlevels, level)
208
209
/home/marek/temp/sage-2.8.3/local/lib/python2.5/pprint.py in
_safe_repr(object, context, maxlevels, level)
290 return format % _commajoin(components), readable, recursive
291
--> 292 rep = repr(object)
293 return rep, (rep and not rep.startswith('<')), False
294
/home/marek/temp/sage-2.8.3/sage_object.pyx in
sage_object.SageObject.__repr__()
/home/marek/temp/sage-2.8.3/local/lib/python2.5/site-packages/sage/calculus/calculus.py
in _repr_(self, simplify)
2863 return self._simp._repr_(simplify=False)
2864 else:
-> 2865 return self.simplify()._repr_(simplify=False)
2866
2867 ops = self._operands
/home/marek/temp/sage-2.8.3/local/lib/python2.5/site-packages/sage/calculus/calculus.py
in simplify(self)
2018 return self._simp
2019 except AttributeError:
-> 2020 S =
evaled_symbolic_expression_from_maxima_string(self._maxima_init_())
2021 S._simp = S
2022 self._simp = S
/home/marek/temp/sage-2.8.3/local/lib/python2.5/site-packages/sage/calculus/calculus.py
in evaled_symbolic_expression_from_maxima_string(x)
4972
4973 def evaled_symbolic_expression_from_maxima_string(x):
-> 4974 return symbolic_expression_from_maxima_string(maxima.eval(x))
4975
4976
/home/marek/temp/sage-2.8.3/local/lib/python2.5/site-packages/sage/calculus/calculus.py
in symbolic_expression_from_maxima_string(x, equals_sub, maxima)
4946 while True:
4947 try:
-> 4948 w = sage_eval(s, syms)
4949 except NameError, msg:
4950 if msg == last_msg:
/home/marek/temp/sage-2.8.3/local/lib/python2.5/site-packages/sage/misc/sage_eval.py
in sage_eval(source, locals)
108 p = preparse(source)
109 try:
--> 110 return eval(p, sage.all.__dict__, locals)
111 except SyntaxError, msg:
112 raise SyntaxError, "%s\nError using SAGE to evaluate
'%s'"%(msg, p)
/home/marek/temp/sage-2.8.3/<string> in <module>()
/home/marek/temp/sage-2.8.3/real_mpfr.pyx in real_mpfr.create_RealNumber()
/home/marek/temp/sage-2.8.3/real_mpfr.pyx in real_mpfr.RealNumber.__init__()
/home/marek/temp/sage-2.8.3/real_mpfr.pyx in real_mpfr.RealNumber._set()
<type 'exceptions.TypeError'>: Unable to convert x (='1.0E') to real number.
--~--~---------~--~----~------------~-------~--~----~
To post to this group, send email to [email protected]
To unsubscribe from this group, send email to [EMAIL PROTECTED]
For more options, visit this group at
http://groups.google.com/group/sage-support
URLs: http://sage.math.washington.edu/sage/ and http://sage.scipy.org/sage/
-~----------~----~----~----~------~----~------~--~---
