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Everything is just a regular Symbol (no assumptions). In [200]: lamda*x*Integral(phi(t)*pi*sin(pi*t), (t, 0, 1)) Out[200]: 1 ⌠ λ⋅x⋅⎮ π⋅φ(t)⋅sin(π⋅t) dt ⌡ 0 In [201]: lamda*x**2*Integral(phi(t)*2*pi*sin(2*pi*t), (t, 0, 1)) Out[201]: 1 2 ⌠ λ⋅x ⋅⎮ 2⋅π⋅φ(t)⋅sin(2⋅π⋅t) dt ⌡ 0 In [202]: lamda*x*Integral(phi(t)*pi*sin(pi*t), (t, 0, 1)) + lamda*x**2*Integral(phi(t)*2*pi*sin(2*pi*t), (t, 0, 1)) Out[202]: --------------------------------------------------------------------------- TypeError Traceback (most recent call last) /Users/aaronmeurer/Documents/Python/sympy/sympy/<ipython-input-202-f879c6e99f81> in <module>() ----> 1 lamda*x*Integral(phi(t)*pi*sin(pi*t), (t, 0, 1)) + lamda*x**2*Integral(phi(t)*2*pi*sin(2*pi*t), (t, 0, 1)) /Users/aaronmeurer/Documents/ipython/IPython/core/displayhook.pyc in __call__(self, result) /Users/aaronmeurer/Documents/ipython/IPython/core/displayhook.pyc in compute_format_data(self, result) /Users/aaronmeurer/Documents/ipython/IPython/core/formatters.pyc in format(self, obj, include, exclude) /Users/aaronmeurer/Documents/ipython/IPython/core/formatters.pyc in __call__(self, obj) /Users/aaronmeurer/Documents/ipython/IPython/lib/pretty.pyc in pretty(self, obj) /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/interactive/printing.pyc in _pretty_print(arg, p, cycle) 25 def _pretty_print(arg, p, cycle): 26 """caller for pretty, for use in IPython 0.11""" ---> 27 p.text(stringify_func(arg)) 28 29 def _result_display(self, arg): /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/printing/pretty/pretty.pyc in pretty(expr, **settings) 1396 uflag = pretty_use_unicode(use_unicode) 1397 -> 1398 try: 1399 return pp.doprint(expr) 1400 finally: /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/printing/pretty/pretty.pyc in doprint(self, expr) 40 return pretty_use_unicode() 41 ---> 42 def doprint(self, expr): 43 return self._print(expr).render(**self._settings) 44 /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/printing/printer.pyc in _print(self, expr, *args) 252 printmethod = '_print_' + cls.__name__ 253 if hasattr(self, printmethod): --> 254 return getattr(self, printmethod)(expr, *args) 255 256 # Unknown object, fall back to the emptyPrinter. /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/printing/pretty/pretty.pyc in _print_Add(self, expr, order) 949 if self.order == 'none': 950 terms = list(expr.args) --> 951 else: 952 terms = self._as_ordered_terms(expr, order=order) 953 pforms, indices = [], [] /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/printing/printer.pyc in _as_ordered_terms(self, expr, order) 266 return sorted(Add.make_args(expr), key=cmp_to_key(Basic._compare_pretty)) 267 else: --> 268 return expr.as_ordered_terms(order=order) /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/core/expr.pyc in as_ordered_terms(self, order, data) 471 """ 472 key, reverse = self._parse_order(order) --> 473 terms, gens = self.as_terms() 474 475 if not any(term.is_Order for term, _ in terms): /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/core/expr.pyc in as_terms(self) 510 if factor.is_number: 511 try: --> 512 coeff *= complex(factor) 513 except ValueError: 514 pass /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/core/expr.pyc in __complex__(self) 162 163 def __complex__(self): --> 164 result = self.evalf() 165 re, im = result.as_real_imag() 166 return complex(float(re), float(im)) /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/core/evalf.pyc in evalf(self, n, subs, maxn, chop, strict, quad, verbose) 1053 options['subs'] = subs 1054 if quad is not None: -> 1055 options['quad'] = quad 1056 try: 1057 result = evalf(self, prec+4, options) /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/core/evalf.pyc in evalf(x, prec, options) 970 def evalf(x, prec, options): 971 from sympy import re as re_, im as im_ --> 972 try: 973 rf = evalf_table[x.func] 974 r = rf(x, prec, options) /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/core/evalf.pyc in evalf_integral(expr, prec, options) 756 workprec = prec 757 i = 0 --> 758 maxprec = options.get('maxprec', INF) 759 while 1: 760 result = do_integral(expr, workprec, options) /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/core/evalf.pyc in do_integral(expr, prec, options) 721 result = quadosc(f, [xlow, xhigh], period=period) 722 # XXX: quadosc does not do error detection yet --> 723 quadrature_error = MINUS_INF 724 else: 725 result, quadrature_error = quadts(f, [xlow, xhigh], error=1) /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/mpmath/calculus/quadrature.pyc in quadts(ctx, *args, **kwargs) 784 """ 785 kwargs['method'] = 'tanh-sinh' --> 786 return ctx.quad(*args, **kwargs) 787 788 def quadgl(ctx, *args, **kwargs): /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/mpmath/calculus/quadrature.pyc in quad(ctx, f, *points, **kwargs) 741 ctx.prec += 20 742 if dim == 1: --> 743 v, err = rule.summation(f, points[0], prec, epsilon, m, verbose) 744 elif dim == 2: 745 v, err = rule.summation(lambda x: \ /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/mpmath/calculus/quadrature.pyc in summation(self, f, points, prec, epsilon, max_degree, verbose) 230 print("Integrating from %s to %s (degree %s of %s)" % \ 231 (ctx.nstr(a), ctx.nstr(b), degree, max_degree)) --> 232 results.append(self.sum_next(f, nodes, degree, prec, results, verbose)) 233 if degree > 1: 234 err = self.estimate_error(results, prec, epsilon) /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/mpmath/calculus/quadrature.pyc in sum_next(self, f, nodes, degree, prec, previous, verbose) 302 else: 303 S = self.ctx.zero --> 304 S += self.ctx.fdot((w,f(x)) for (x,w) in nodes) 305 return h*S 306 /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/mpmath/ctx_mp_python.pyc in fdot(ctx, A, B, conjugate) 923 hasattr_ = hasattr 924 types = (ctx.mpf, ctx.mpc) --> 925 for a, b in A: 926 if type(a) not in types: a = ctx.convert(a) 927 if type(b) not in types: b = ctx.convert(b) /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/mpmath/calculus/quadrature.pyc in <genexpr>((x, w)) 302 else: 303 S = self.ctx.zero --> 304 S += self.ctx.fdot((w,f(x)) for (x,w) in nodes) 305 return h*S 306 /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/core/evalf.pyc in f(t) 694 max_real_term = [MINUS_INF] 695 max_imag_term = [MINUS_INF] --> 696 697 def f(t): 698 re, im, re_acc, im_acc = evalf(func, mp.prec, {'subs':{x:t}}) /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/core/evalf.pyc in evalf(x, prec, options) 970 def evalf(x, prec, options): 971 from sympy import re as re_, im as im_ --> 972 try: 973 rf = evalf_table[x.func] 974 r = rf(x, prec, options) /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/core/evalf.pyc in evalf_mul(v, prec, options) 367 # i**direction 368 for arg in args: --> 369 re, im, re_acc, im_acc = evalf(arg, prec, options) 370 if re and im: 371 complex_factors.append((re, im, re_acc, im_acc)) /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/core/evalf.pyc in evalf(x, prec, options) 977 try: 978 # Fall back to ordinary evalf if possible --> 979 if 'subs' in options: 980 x = x.subs(evalf_subs(prec, options['subs'])) 981 re, im = x._eval_evalf(prec).as_real_imag() /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/core/function.pyc in _eval_evalf(self, prec) 285 nargs = cls.nargs 286 --> 287 i = 0 if nargs is None else 10000 288 289 return 4, i, name /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/mpmath/ctx_mp_python.pyc in __call__(self, prec, dps, rounding) 344 if not rounding: rounding = rounding2 345 if dps: prec = dps_to_prec(dps) --> 346 return self.context.make_mpf(self.func(prec, rounding)) 347 348 @property /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/mpmath/libmp/libelefun.pyc in f(prec, rnd) 114 def f(prec, rnd=round_fast): 115 wp = prec + 20 --> 116 v = fixed(wp) 117 if rnd in (round_up, round_ceiling): 118 v += 1 /Users/aaronmeurer/Documents/Python/sympy/sympy/sympy/mpmath/libmp/libelefun.pyc in g(prec, **kwargs) 95 memo_prec = f.memo_prec 96 if prec <= memo_prec: ---> 97 return f.memo_val >> (memo_prec-prec) 98 newprec = int(prec*1.05+10) 99 f.memo_val = f(newprec, **kwargs) TypeError: unsupported operand type(s) for >>: 'mpz' and 'mpf'
Original issue for #6134: http://code.google.com/p/sympy/issues/detail?id=3035 Original author: https://code.google.com/u/asmeurer@gmail.com/
The text was updated successfully, but these errors were encountered:
**Status:** Valid
Original comment: http://code.google.com/p/sympy/issues/detail?id=3035#c1 Original author: https://code.google.com/u/asmeurer@gmail.com/
Sorry, something went wrong.
Is this error still valid? Tried it here and it seems to work.
Yes, it looks as fixed. But we should add a test.
Successfully merging a pull request may close this issue.
Original issue for #6134: http://code.google.com/p/sympy/issues/detail?id=3035
Original author: https://code.google.com/u/asmeurer@gmail.com/
The text was updated successfully, but these errors were encountered: