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  1. ---------------------------------------------------------------------------
  2. KeyboardInterrupt Traceback (most recent call last)
  3. <ipython-input-43-fefb5a1b3c31> in <module>
  4. ----> 1 integrand = sp.Integral(integrand,(x,-oo,oo)).doit()
  5. 2 display(integrand)
  6.  
  7. ~\.conda\envs\py37\lib\site-packages\sympy\integrals\integrals.py in doit(self, **hints)
  8. 591 antideriv = None
  9. 592 else:
  10. --> 593 antideriv = self._eval_integral(
  11. 594 function, xab[0], **eval_kwargs)
  12. 595 if antideriv is None and meijerg is True:
  13.  
  14. ~\.conda\envs\py37\lib\site-packages\sympy\integrals\integrals.py in _eval_integral(self, f, x, meijerg, risch, manual, heurisch, conds)
  15. 1053 try:
  16. 1054 if conds == 'piecewise':
  17. -> 1055 h = heurisch_wrapper(g, x, hints=[])
  18. 1056 else:
  19. 1057 h = heurisch_(g, x, hints=[])
  20.  
  21. ~\.conda\envs\py37\lib\site-packages\sympy\integrals\heurisch.py in heurisch_wrapper(f, x, rewrite, hints, mappings, retries, degree_offset, unnecessary_permutations, _try_heurisch)
  22. 134 return f*x
  23. 135
  24. --> 136 res = heurisch(f, x, rewrite, hints, mappings, retries, degree_offset,
  25. 137 unnecessary_permutations, _try_heurisch)
  26. 138 if not isinstance(res, Basic):
  27.  
  28. ~\.conda\envs\py37\lib\site-packages\sympy\integrals\heurisch.py in heurisch(f, x, rewrite, hints, mappings, retries, degree_offset, unnecessary_permutations, _try_heurisch)
  29. 724 solution = _integrate()
  30. 725 else:
  31. --> 726 solution = _integrate()
  32. 727
  33. 728 if solution is not None:
  34.  
  35. ~\.conda\envs\py37\lib\site-packages\sympy\integrals\heurisch.py in _integrate(field)
  36. 698
  37. 699 try:
  38. --> 700 find_non_syms(raw_numer)
  39. 701 except PolynomialError:
  40. 702 return None
  41.  
  42. ~\.conda\envs\py37\lib\site-packages\sympy\integrals\heurisch.py in find_non_syms(expr)
  43. 691 non_syms.add(expr)
  44. 692 elif expr.is_Add or expr.is_Mul or expr.is_Pow:
  45. --> 693 list(map(find_non_syms, expr.args))
  46. 694 else:
  47. 695 # TODO: Non-polynomial expression. This should have been
  48.  
  49. ~\.conda\envs\py37\lib\site-packages\sympy\integrals\heurisch.py in find_non_syms(expr)
  50. 691 non_syms.add(expr)
  51. 692 elif expr.is_Add or expr.is_Mul or expr.is_Pow:
  52. --> 693 list(map(find_non_syms, expr.args))
  53. 694 else:
  54. 695 # TODO: Non-polynomial expression. This should have been
  55.  
  56. ~\.conda\envs\py37\lib\site-packages\sympy\integrals\heurisch.py in find_non_syms(expr)
  57. 691 non_syms.add(expr)
  58. 692 elif expr.is_Add or expr.is_Mul or expr.is_Pow:
  59. --> 693 list(map(find_non_syms, expr.args))
  60. 694 else:
  61. 695 # TODO: Non-polynomial expression. This should have been
  62.  
  63. ~\.conda\envs\py37\lib\site-packages\sympy\integrals\heurisch.py in find_non_syms(expr)
  64. 691 non_syms.add(expr)
  65. 692 elif expr.is_Add or expr.is_Mul or expr.is_Pow:
  66. --> 693 list(map(find_non_syms, expr.args))
  67. 694 else:
  68. 695 # TODO: Non-polynomial expression. This should have been
  69.  
  70. ~\.conda\envs\py37\lib\site-packages\sympy\integrals\heurisch.py in find_non_syms(expr)
  71. 691 non_syms.add(expr)
  72. 692 elif expr.is_Add or expr.is_Mul or expr.is_Pow:
  73. --> 693 list(map(find_non_syms, expr.args))
  74. 694 else:
  75. 695 # TODO: Non-polynomial expression. This should have been
  76.  
  77. ~\.conda\envs\py37\lib\site-packages\sympy\integrals\heurisch.py in find_non_syms(expr)
  78. 691 non_syms.add(expr)
  79. 692 elif expr.is_Add or expr.is_Mul or expr.is_Pow:
  80. --> 693 list(map(find_non_syms, expr.args))
  81. 694 else:
  82. 695 # TODO: Non-polynomial expression. This should have been
  83.  
  84. ~\.conda\envs\py37\lib\site-packages\sympy\integrals\heurisch.py in find_non_syms(expr)
  85. 691 non_syms.add(expr)
  86. 692 elif expr.is_Add or expr.is_Mul or expr.is_Pow:
  87. --> 693 list(map(find_non_syms, expr.args))
  88. 694 else:
  89. 695 # TODO: Non-polynomial expression. This should have been
  90.  
  91. ~\.conda\envs\py37\lib\site-packages\sympy\integrals\heurisch.py in find_non_syms(expr)
  92. 688 elif expr in syms:
  93. 689 pass # ignore variables
  94. --> 690 elif not expr.has(*syms):
  95. 691 non_syms.add(expr)
  96. 692 elif expr.is_Add or expr.is_Mul or expr.is_Pow:
  97.  
  98. ~\.conda\envs\py37\lib\site-packages\sympy\core\cache.py in wrapper(*args, **kwargs)
  99. 70 def wrapper(*args, **kwargs):
  100. 71 try:
  101. ---> 72 retval = cfunc(*args, **kwargs)
  102. 73 except TypeError:
  103. 74 retval = func(*args, **kwargs)
  104.  
  105. ~\.conda\envs\py37\lib\site-packages\sympy\core\basic.py in has(self, *patterns)
  106. 1208
  107. 1209 """
  108. -> 1210 return any(self._has(pattern) for pattern in patterns)
  109. 1211
  110. 1212 def _has(self, pattern):
  111.  
  112. ~\.conda\envs\py37\lib\site-packages\sympy\core\basic.py in <genexpr>(.0)
  113. 1208
  114. 1209 """
  115. -> 1210 return any(self._has(pattern) for pattern in patterns)
  116. 1211
  117. 1212 def _has(self, pattern):
  118.  
  119. ~\.conda\envs\py37\lib\site-packages\sympy\core\basic.py in _has(self, pattern)
  120. 1226 if _has_matcher is not None:
  121. 1227 match = _has_matcher()
  122. -> 1228 return any(match(arg) for arg in preorder_traversal(self))
  123. 1229 else:
  124. 1230 return any(arg == pattern for arg in preorder_traversal(self))
  125.  
  126. ~\.conda\envs\py37\lib\site-packages\sympy\core\basic.py in <genexpr>(.0)
  127. 1226 if _has_matcher is not None:
  128. 1227 match = _has_matcher()
  129. -> 1228 return any(match(arg) for arg in preorder_traversal(self))
  130. 1229 else:
  131. 1230 return any(arg == pattern for arg in preorder_traversal(self))
  132.  
  133. ~\.conda\envs\py37\lib\site-packages\sympy\core\basic.py in <lambda>(other)
  134. 1232 def _has_matcher(self):
  135. 1233 """Helper for .has()"""
  136. -> 1234 return lambda other: self == other
  137. 1235
  138. 1236 def replace(self, query, value, map=False, simultaneous=True, exact=None):
  139.  
  140. ~\.conda\envs\py37\lib\site-packages\sympy\core\expr.py in __eq__(self, other)
  141. 137 other = _sympify(other)
  142. 138 if not isinstance(other, Expr):
  143. --> 139 return False
  144. 140 except (SympifyError, SyntaxError):
  145. 141 return False
  146.  
  147. KeyboardInterrupt:
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