XXX for issue 1262

diofant · Feb 20, 2023 · 39f783f · 39f783f
1 parent f7c0512
commit 39f783f
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diff --git a/diofant/functions/elementary/exponential.py b/diofant/functions/elementary/exponential.py
@@ -377,6 +377,8 @@ def _eval_nseries(self, x, n, logx):
             log_series += Order(t**n, x)
             # branch handling
             if c.is_negative:
+                if t.is_Order:
+                    return self._eval_nseries(x, n + 1, logx)
                 l = floor(arg(t.removeO()*c)/(2*pi)).limit(x, 0)
                 if l.is_finite:
                     log_series += 2*I*pi*l

diff --git a/diofant/tests/calculus/test_limits.py b/diofant/tests/calculus/test_limits.py
@@ -1078,3 +1078,7 @@ def test_sympyissue_24276():
     # assert e.simplify().limit(x, oo) == 2
     # assert e.rewrite(sin).limit(x, oo) == 2
     # assert e.rewrite(sin).simplify().limit(x, oo) == 2
+
+
+def test_issue_1262():
+    assert limit(I*exp(I*x)*log(exp(I*x)), x, -pi) == -pi