SungSingSong
diff --git a/‎lib/matplotlib/_mathtext_data.py
Copy file name to clipboardExpand all lines: lib/matplotlib/_mathtext_data.py
+1-1Lines changed: 1 addition & 1 deletion b/‎lib/matplotlib/_mathtext_data.py
Copy file name to clipboardExpand all lines: lib/matplotlib/_mathtext_data.py
+1-1Lines changed: 1 addition & 1 deletion
diff --git a/‎lib/matplotlib/mathtext.py
Copy file name to clipboardExpand all lines: lib/matplotlib/mathtext.py
+1-1Lines changed: 1 addition & 1 deletion b/‎lib/matplotlib/mathtext.py
Copy file name to clipboardExpand all lines: lib/matplotlib/mathtext.py
+1-1Lines changed: 1 addition & 1 deletion
@@ -96,7 +96,7 @@
     r'\chi'                      : ('cmmi10',  17),
     r'\psi'                      : ('cmmi10',  31),
     r'|'                         : ('cmsy10',  47),
-    r'\|'                        : ('cmsy10',  47),
+    r'\|'                        : ('cmsy10',  44),
     r'('                         : ('cmr10',  119),
     r'\leftparen'                : ('cmr10',  119),
     r'\rightparen'               : ('cmr10',   68),
 
@@ -2112,7 +2112,7 @@ class Parser(object):
 
     _ambi_delim = set("""
       | \\| / \\backslash \\uparrow \\downarrow \\updownarrow \\Uparrow
-      \\Downarrow \\Updownarrow .""".split())
+      \\Downarrow \\Updownarrow . \\vert \\Vert \\\\|""".split())
 
     _left_delim = set(r"( [ \{ < \lfloor \langle \lceil".split())