Integral._eval_simplify checks for 0

2019-06-24 15:03:50 -05:00
1 changed files with 2 additions and 0 deletions
@@ -1110,6 +1110,8 @@ class Integral(AddWithLimits):
        from sympy.simplify.simplify import simplify

        expr = factor_terms(self)
+        if expr.is_zero:
+            return S.Zero
        kwargs = dict(ratio=ratio, measure=measure, rational=rational, inverse=inverse)
        if isinstance(expr, Integral):
            return expr.func(*[simplify(i, **kwargs) for i in expr.args])