test of stretching in different table cells
<math xmlns="http://www.w3.org/1998/Math/MathML"> <mtable> <mtr> <mtd> <mo>←</mo> </mtd> <mtd> <mn>1</mn> </mtd> </mtr> <mtr> <mtd> <mtext>a long cell</mtext> </mtd> <mtd> <mn>1</mn> </mtd> </mtr> </mtable> </math>
Author: Design Science, Inc. (D. Doyle, E. Cannon, E. Tabacman, R.Miner)