Test ensuring that all 'inferred' attributes work in tables. Not valid in MathML3
<math xmlns="http://www.w3.org/1998/Math/MathML"> <mtable> <mn>2</mn> <mtr> <mn>5</mn> </mtr> <mtr> <mtd/> </mtr> <mtd> <mn>4</mn> <mo>+</mo> <mn>3</mn> </mtd> </mtable> </math>
Author: Dave Doyle, Design Science