| <!doctype html> | |
| <html> | |
| <head> | |
| <title>invisible operators</title> | |
| <meta charset="utf-8"/> | |
| </head> | |
| <body> | |
| <!-- These examples are taken from http://www.w3.org/TR/MathML/chapter3.html#presm.invisibleops. | |
| The invisible operator glyphs should render as empty box and, per the operator dictionary, should not have space around them. --> | |
| <math> | |
| <mrow> | |
| <mi>f</mi> | |
| <mo>⁡<!--FUNCTION APPLICATION--></mo> | |
| <mrow> | |
| <mo>(</mo> | |
| <mi>x</mi> | |
| <mo>)</mo> | |
| </mrow> | |
| </mrow> | |
| </math> | |
| <math> | |
| <mrow> | |
| <mi>sin</mi> | |
| <mo>⁡<!--FUNCTION APPLICATION--></mo> | |
| <mi>x</mi> | |
| </mrow> | |
| </math> | |
| <math> | |
| <mrow> | |
| <mi>x</mi> | |
| <mo>⁢<!--INVISIBLE TIMES--></mo> | |
| <mi>y</mi> | |
| </mrow> | |
| </math> | |
| <math> | |
| <msub> | |
| <mi>m</mi> | |
| <mrow> | |
| <mn>1</mn> | |
| <mo>⁣<!--INVISIBLE SEPARATOR--></mo> | |
| <mn>2</mn> | |
| </mrow> | |
| </msub> | |
| </math> | |
| <math> | |
| <mrow> | |
| <mn>2</mn> | |
| <mo>⁤<!-- INVISIBLE PLUS --></mo> | |
| <mfrac> | |
| <mn>3</mn> | |
| <mn>4</mn> | |
| </mfrac> | |
| </mrow> | |
| </math> | |
| </body> | |
| </html> |