ELEMENT OF OPENING UPWARDS
THREE DIMENSIONAL ANGLE
PERPENDICULAR
OPEN SUBSET
OPEN SUPERSET
LEFT S-SHAPED BAG DELIMITER
SUPERSET PRECEDING SOLIDUS
SQUARED LOGICAL AND
WHITE DIAMOND WITH CENTRED DOT
LOWER RIGHT CORNER WITH DOT
UPPER LEFT CORNER WITH DOT
LARGE UP TACK
LONG LEFT TACK
WHITE CONCAVE-SIDED DIAMOND WITH RIGHTWARDS TICK
MATHEMATICAL RIGHT WHITE SQUARE BRACKET
MATHEMATICAL RIGHT FLATTENED PARENTHESIS