Hi, Starting with Firefox v73, the mfenced tag will be removed. Source: https://developer.mozilla.org/fr/docs/Mozilla/Firefox/Releases/73 https://bugzilla.mozilla.org/show_bug.cgi?id=1603773 Le dimanche 12 janvier 2020, 00:01:52 CET peter@easthope.ca a écrit : > Hi, > > peter@joule:~$ dpkg -l | grep firefox > ii firefox-esr 68.3.0esr-1~deb10u1 i386 Mozilla Firefox web browser - > Extended Support Release (ESR) > > Should MathML work with firefox as installed? This should display > a 3x3 matrix. > > <!DOCTYPE html> > <html lang="en"> > <head> > <title> test</title> > <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> > <link type="text/css"> > </head> > <body BGCOLOR="#FFFFFF"> > <mrow> > <mi>D</mi> > <mo>=</mo> > <mfenced open="[" close="]"> > <mtable> > <mtr><mtd>0</mtd><mtd>a</mtd><mtd>b</mtd></mtr> > <mtr><mtd>a</mtd><mtd>0</mtd><mtd>a</mtd></mtr> > <mtr><mtd>b</mtd><mtd>a</mtd><mtd>0</mtd></mtr> > </mtable> > </mfenced> > </mrow> > <p> > </body> > </html> > > Also installed the Native MathML Extension and Firefox still doesn't render > the matrix. Ideas? > > Thanks, ... Peter E. -- Guillaume Clercin
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