error in parsing maxima output #3914
Description
----------------------------------------------------------------------
| SAGE Version 3.1.1, Release Date: 2008-08-17 |
| Type notebook() for the GUI, and license() for information. |
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sage: var('s,t')
(s, t)
sage: f=function('f', t)
sage: f.diff(t,2)
diff(f(t), t, 2)
sage: f.diff(t,2).laplace(t,s)
---------------------------------------------------------------------------
TypeError Traceback (most recent call last)
/home/grout/<ipython console> in <module>()
/home/grout/sage/local/lib/python2.5/site-packages/sage/calculus/calculus.py in laplace(self, t, s)
2290 sage: (p1+p2).save()
2291 """
-> 2292 return self.parent()(self._maxima_().laplace(var(t), var(s)))
2293
2294 def inverse_laplace(self, t, s):
/home/grout/sage/local/lib/python2.5/site-packages/sage/calculus/calculus.py in __call__(self, x)
449 msg, s, pos = err.args
450 raise TypeError, "%s: %s !!! %s" % (msg, s[:pos], s[pos:])
--> 451 return self._coerce_impl(x)
452
453 def _coerce_impl(self, x):
/home/grout/sage/local/lib/python2.5/site-packages/sage/calculus/calculus.py in _coerce_impl(self, x)
467 return x
468 elif isinstance(x, MaximaElement):
--> 469 return symbolic_expression_from_maxima_element(x)
470 # if "x" is a SymPy object, convert it to a SAGE object
471 elif is_Polynomial(x) or is_MPolynomial(x):
/home/grout/sage/local/lib/python2.5/site-packages/sage/calculus/calculus.py in symbolic_expression_from_maxima_element(x)
8314 x^(sqrt(y) + pi) - sin(e)
8315 """
-> 8316 return symbolic_expression_from_maxima_string(x.name())
8317
8318 def evaled_symbolic_expression_from_maxima_string(x):
/home/grout/sage/local/lib/python2.5/site-packages/sage/calculus/calculus.py in symbolic_expression_from_maxima_string(x, equals_sub, maxima)
8298 # evaluation of maxima code are assumed pre-simplified
8299 is_simplified = True
-> 8300 return symbolic_expression_from_string(s, syms, accept_sequence=True)
8301 except SyntaxError:
8302 raise TypeError, "unable to make sense of Maxima expression '%s' in SAGE"%s
/home/grout/sage/local/lib/python2.5/site-packages/sage/calculus/calculus.py in symbolic_expression_from_string(s, syms, accept_sequence)
8431 global _augmented_syms
8432 _augmented_syms = syms
-> 8433 return parse_func(s)
8434 finally:
8435 _augmented_syms = {}
/home/grout/parser.pyx in sage.misc.parser.Parser.parse_sequence (sage/misc/parser.c:3012)()
/home/grout/parser.pyx in sage.misc.parser.Parser.parse_sequence (sage/misc/parser.c:2911)()
/home/grout/parser.pyx in sage.misc.parser.Parser.p_sequence (sage/misc/parser.c:3304)()
/home/grout/parser.pyx in sage.misc.parser.Parser.p_eqn (sage/misc/parser.c:3929)()
/home/grout/parser.pyx in sage.misc.parser.Parser.p_expr (sage/misc/parser.c:4214)()
/home/grout/parser.pyx in sage.misc.parser.Parser.p_term (sage/misc/parser.c:4423)()
/home/grout/parser.pyx in sage.misc.parser.Parser.p_factor (sage/misc/parser.c:4737)()
/home/grout/parser.pyx in sage.misc.parser.Parser.p_factor (sage/misc/parser.c:4763)()
/home/grout/parser.pyx in sage.misc.parser.Parser.p_power (sage/misc/parser.c:4858)()
/home/grout/parser.pyx in sage.misc.parser.Parser.p_atom (sage/misc/parser.c:5234)()
TypeError: __call__() got an unexpected keyword argument 't'
Component: interfaces
Issue created by migration from https://trac.sagemath.org/ticket/3914