Merge pull request #1296 from skirpichev/univ-order

Drop multivariate Order notion
diofant · Mar 4, 2023 · 24e5ab3 · 24e5ab3
2 parents 9289ae0 + 428d4b5
commit 24e5ab3
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diff --git a/diofant/calculus/limits.py b/diofant/calculus/limits.py
@@ -154,7 +154,7 @@ def doit(self, **hints):
         if not e.has(z):
             return e
 
-        if e.has(Order) and (order := e.getO()) and (z, z0) in order.args[1:]:
+        if e.has(Order) and (order := e.getO()) and z == order.var and z0 == order.point:
             order = limit(order.expr, z, z0, dir)
             e = e.removeO() + order