LEFT MULTIMAP
OPEN SUPERSET
RIGHT S-SHAPED BAG DELIMITER
OR WITH DOT INSIDE
LONG DIVISION
SQUARED LOGICAL AND
WHITE DIAMOND WITH CENTRED DOT
LEFT OUTER JOIN
LARGE DOWN TACK
LEFT AND RIGHT DOUBLE TURNSTILE
LOZENGE DIVIDED BY HORIZONTAL RULE
WHITE SQUARE WITH RIGHTWARDS TICK
MATHEMATICAL LEFT WHITE SQUARE BRACKET
MATHEMATICAL LEFT ANGLE BRACKET
MATHEMATICAL LEFT DOUBLE ANGLE BRACKET
MATHEMATICAL RIGHT FLATTENED PARENTHESIS