SUPERSET PRECEDING SOLIDUS
WHITE TRIANGLE CONTAINING SMALL WHITE TRIANGLE
OPEN SUBSET
OPEN SUPERSET
RIGHT S-SHAPED BAG DELIMITER
REVERSE SOLIDUS PRECEDING SUBSET
LEFT OUTER JOIN
LARGE DOWN TACK
LEFT MULTIMAP
LOZENGE DIVIDED BY HORIZONTAL RULE
WHITE CONCAVE-SIDED DIAMOND WITH RIGHTWARDS TICK
WHITE SQUARE WITH LEFTWARDS TICK
MATHEMATICAL LEFT ANGLE BRACKET
MATHEMATICAL RIGHT DOUBLE ANGLE BRACKET
MATHEMATICAL RIGHT WHITE TORTOISE SHELL BRACKET
MATHEMATICAL RIGHT FLATTENED PARENTHESIS