- MUSICAL SYMBOL DOUBLE SHARP (`U+1D12A`) (#1299).
- MUSICAL SYMBOL DOUBLE FLAT (`U+1D12B`) (#1299).
- MUSICAL SYMBOL QUARTER TONE SHARP (`U+1D132`).
- MUSICAL SYMBOL QUARTER TONE FLAT (`U+1D133`).
- LATIN SMALL LETTER REVERSED SCRIPT G (`U+1DF01`) (#1597).
- LATIN SMALL LETTER REVERSED K (`U+1DF03`) (#1597).
- LATIN SMALL LETTER REVERSED ENG (`U+1DF07`) (#1597).
- CIRCLED ANTICLOCKWISE-ROTATED DIVISION SIGN (`U+29BC`).
- CIRCLED WHITE BULLET (`U+29BE`).
- CIRCLED BULLET (`U+29BF`).
- SQUARED RISING DIAGONAL SLASH (`U+29C4`) ... SQUARED SQUARE (`U+29C8`).
- REVERSE SOLIDUS OPERATOR (`U+29F5`) ... REVERSE SOLIDUS WITH HORIZONTAL STROKE (`U+29F7`).
- PLUS SIGN WITH SMALL CIRCLE ABOVE (`U+2A22`) ... PLUS SIGN WITH TILDE ABOVE (`U+2A24`).
- PLUS SIGN WITH TILDE BELOW (`U+2A26`).
- PLUS SIGN IN LEFT HALF CIRCLE (`U+2A2D`).
- PLUS SIGN IN RIGHT HALF CIRCLE (`U+2A2E`).
- MULTIPLICATION SIGN IN LEFT HALF CIRCLE (`U+2A34`) ... CIRCLED MULTIPLICATION SIGN WITH CIRCUMFLEX ACCENT (`U+2A36`).
- CIRCLED DIVISION SIGN (`U+2A38`).
- ALMOST EQUAL TO WITH CIRCUMFLEX ACCENT (`U+2A6F`).
- HYPHEN WITH DIAERESIS (`U+2E1A`).
- TILDE WITH RING ABOVE (`U+2E1B`).
- DOUBLE HYPHEN (`U+2E40`).
* Add Characters
- UP TACK WITH CIRCLE ABOVE (`U+27DF`).
- MINUS SIGN WITH FALLING DOTS (`U+2A2B`).
- MINUS SIGN WITH RISING DOTS (`U+2A2C).
- MULTIPLICATION SIGN WITH UNDERBAR (`U+2A31`).
- SEMIDIRECT PRODUCT WITH BOTTOM CLOSED (`U+2A32`).
- TILDE OPERATOR WITH RISING DOTS (`U+2A6B`).
- SIMILAR MINUS SIMILAR (`U+2A6C`).
- APPROXIMATELY EQUAL TO OR EQUAL TO (`U+2A70`) ... EQUALS SIGN ABOVE TILDE OPERATOR (`U+2A73`).
- VERTICAL LINE WITH CIRCLE ABOVE (`U+2AEF`) ... DOWN TACK WITH CIRCLE BELOW (`U+2AF1`).
* typo
* Add
- N-ARY TIMES OPERATOR (`U+2A09`).
* Remove bigmult for now, optimize diagonals