Formatter that convert double-minus into emdash, single-minus into dash, make some minor corrections with nb-spaces and short words, wraps ©, ®, , § & some other pretty symbols.
Formatting rules are based on typographical standards for russian books, our own heuristics & oriented on, again, russian users primarily. However, if you like the way text is formatted here, you could use it on your own.
Examples of the Formatting Special Characters
E=mc2 Subscript Insert spaces before and after vv.
H vv2vv O
H 2 O Additional
Formatting rules & formatter base were developed by Pixel-Apes group.
More information you can get on project`s web page here or there: