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Is there a reason why only numbers should be dealt with separately?","created_at":"2015-10-31T10:30:01Z","updated_at":"2015-10-31T10:30:01Z","html_url":"https://github.com/sympy/sympy/pull/10079#discussion_r43570467","pull_request_url":"https://api.github.com/repos/sympy/sympy/pulls/10079","_links":{"self":{"href":"https://api.github.com/repos/sympy/sympy/pulls/comments/43570467"},"html":{"href":"https://github.com/sympy/sympy/pull/10079#discussion_r43570467"},"pull_request":{"href":"https://api.github.com/repos/sympy/sympy/pulls/10079"}}},"pull_request":{"url":"https://api.github.com/repos/sympy/sympy/pulls/10079","id":49258725,"html_url":"https://github.com/sympy/sympy/pull/10079","diff_url":"https://github.com/sympy/sympy/pull/10079.diff","patch_url":"https://github.com/sympy/sympy/pull/10079.patch","issue_url":"https://api.github.com/repos/sympy/sympy/issues/10079","number":10079,"state":"open","locked":false,"title":"Intersection of sets containing common symbols 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