!! used as default html header if there is none in the selected theme.
The result will be presented by groups of
Arithmetic expressions are accepted:
type 29*173 for 29×173,
65^3 for 653.
Please take note that WIMS pages are interactively generated; they are not ordinary
HTML files. They must be used interactively ONLINE. It is useless
for you to gather them through a robot program.