matplotlib
diff --git a/‎lib/matplotlib/_mathtext.py
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+5-4Lines changed: 5 additions & 4 deletions b/‎lib/matplotlib/_mathtext.py
Copy file name to clipboardExpand all lines: lib/matplotlib/_mathtext.py
+5-4Lines changed: 5 additions & 4 deletions
diff --git a/‎lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_cm_18.pdf
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10.2 KB b/‎lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_cm_18.pdf
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diff --git a/‎lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_cm_18.png
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5.9 KB b/‎lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_cm_18.png
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@@ -2674,7 +2674,7 @@ def subsuper(self, s, loc, toks):
             super.kern()
             super.hpack()
 
-        # Handle over/under symbols, such as sum or integral
+        # Handle over/under symbols, such as sum or prod
         if self.is_overunder(nucleus):
             vlist = []
             shift = 0.
@@ -2686,18 +2686,19 @@ def subsuper(self, s, loc, toks):
                 sub.shrink()
                 width = max(width, sub.width)
 
+            vgap = rule_thickness * 3.0
             if super is not None:
                 hlist = HCentered([super])
                 hlist.hpack(width, 'exactly')
-                vlist.extend([hlist, Kern(rule_thickness * 3.0)])
+                vlist.extend([hlist, Vbox(0, vgap)])
             hlist = HCentered([nucleus])
             hlist.hpack(width, 'exactly')
             vlist.append(hlist)
             if sub is not None:
                 hlist = HCentered([sub])
                 hlist.hpack(width, 'exactly')
-                vlist.extend([Kern(rule_thickness * 3.0), hlist])
-                shift = hlist.height
+                vlist.extend([Vbox(0, vgap), hlist])
+                shift = hlist.height + vgap
             vlist = Vlist(vlist)
             vlist.shift_amount = shift + nucleus.depth
             result = Hlist([vlist])