<?xml version="1.0" encoding="UTF-8"?> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>mfenced open close</title> </head> <body> <p><math xmlns="http://www.w3.org/1998/Math/MathML"> <mfenced open=" a"> <mi>xxxxxxxxxx</mi> </mfenced> </math></p> <p><math xmlns="http://www.w3.org/1998/Math/MathML"> <mfenced open="  a"> <mi>xxxxxxxxxx</mi> </mfenced> </math></p> <p><math xmlns="http://www.w3.org/1998/Math/MathML"> <mfenced open="	a"> <mi>xxxxxxxxxx</mi> </mfenced> </math></p> <p><math xmlns="http://www.w3.org/1998/Math/MathML"> <mfenced open="		a"> <mi>xxxxxxxxxx</mi> </mfenced> </math></p> <p><math xmlns="http://www.w3.org/1998/Math/MathML"> <mfenced open="
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a"> <mi>xxxxxxxxxx</mi> </mfenced> </math></p> <p><math xmlns="http://www.w3.org/1998/Math/MathML"> <mfenced open="
a"> <mi>xxxxxxxxxx</mi> </mfenced> </math></p> <p><math xmlns="http://www.w3.org/1998/Math/MathML"> <mfenced open="

a"> <mi>xxxxxxxxxx</mi> </mfenced> </math></p> <p><math xmlns="http://www.w3.org/1998/Math/MathML"> <mfenced open=" 	

a"> <mi>xxxxxxxxxx</mi> </mfenced> </math></p> <p><math xmlns="http://www.w3.org/1998/Math/MathML"> <mfenced open="  		



a"> <mi>xxxxxxxxxx</mi> </mfenced> </math></p> </body> </html>