| <!doctype html> |
| <html> |
| <head> |
| <title>base alignment</title> |
| <meta charset="utf-8"/> |
| </head> |
| <body> |
| |
| <!-- The bases of the outermost <mmultiscripts> elements should all be aligned and so covered by the blue rectangle. --> |
| <p style="position: absolute;"> |
| <math> |
| <mspace height="10em" depth="10em"/> |
| <mn>0</mn> |
| <msup><mn>0</mn><mn>1</mn></msup> |
| <msub><mn>0</mn><mn>1</mn></msub> |
| <msubsup><mn>0</mn><mn>1</mn><mn>2</mn></msubsup> |
| <mmultiscripts><mn>0</mn><mn>1</mn><mn>2</mn><mn>3</mn><mn>4</mn><mprescripts/><mn>5</mn><mn>6</mn><mn>7</mn><mn>8</mn></mmultiscripts> |
| |
| <mmultiscripts> |
| <mn>0</mn> |
| <mmultiscripts><mn>1</mn><mn>2</mn><none/></mmultiscripts> |
| <none/> |
| </mmultiscripts> |
| <mmultiscripts> |
| <mn>0</mn> |
| <none/> |
| <mmultiscripts><mn>1</mn><none/><mn>2</mn></mmultiscripts> |
| </mmultiscripts> |
| <mmultiscripts> |
| <mn>0</mn> |
| <mprescripts/> |
| <mmultiscripts><mn>1</mn><mprescripts/><mn>2</mn><none/></mmultiscripts> |
| <none/> |
| </mmultiscripts> |
| <mmultiscripts> |
| <mn>0</mn> |
| <mprescripts/> |
| <none/> |
| <mmultiscripts><mn>1</mn><mprescripts/><none/><mn>2</mn></mmultiscripts> |
| </mmultiscripts> |
| |
| <mmultiscripts> |
| <mn>0</mn> |
| <mmultiscripts> |
| <mn>0</mn> |
| <mn>1</mn><mn>2</mn> |
| <mn>3</mn><mn>4</mn> |
| <mprescripts/> |
| <mn>5</mn><mn>6</mn> |
| <mn>7</mn><mn>8</mn> |
| </mmultiscripts> |
| <mmultiscripts> |
| <mn>0</mn> |
| <mn>1</mn><mn>2</mn> |
| <mn>3</mn><mn>4</mn> |
| <mprescripts/> |
| <mn>5</mn><mn>6</mn> |
| <mn>7</mn><mn>8</mn> |
| </mmultiscripts> |
| <mprescripts/> |
| <mmultiscripts> |
| <mn>0</mn> |
| <mn>1</mn><mn>2</mn> |
| <mn>3</mn><mn>4</mn> |
| <mprescripts/> |
| <mn>5</mn><mn>6</mn> |
| <mn>7</mn><mn>8</mn> |
| </mmultiscripts> |
| <mmultiscripts> |
| <mn>0</mn> |
| <mn>1</mn><mn>2</mn> |
| <mn>3</mn><mn>4</mn> |
| <mprescripts/> |
| <mn>5</mn><mn>6</mn> |
| <mn>7</mn><mn>8</mn> |
| </mmultiscripts> |
| </mmultiscripts> |
| </math> |
| </p> |
| |
| <p style="position: absolute;"> |
| <math> |
| <mspace height="10em" depth="10em"/> |
| <mrow mathbackground="blue" style="border-top: blue solid 1px; border-bottom: blue solid 1px;"> |
| <mphantom> |
| <mn>0000000000000000000000000000000000000000000</mn> |
| </mphantom> |
| </mrow> |
| </math> |
| </p> |
| |
| </body> |
| </html> |
