MATHEMATICAL LEFT WHITE SQUARE BRACKET
WHITE TRIANGLE CONTAINING SMALL WHITE TRIANGLE
OPEN SUBSET
OPEN SUPERSET
RIGHT S-SHAPED BAG DELIMITER
OR WITH DOT INSIDE
MATHEMATICAL RISING DIAGONAL
MATHEMATICAL FALLING DIAGONAL
SQUARED LOGICAL AND
AND WITH DOT
ELEMENT OF OPENING UPWARDS
LARGE UP TACK
LONG RIGHT TACK
WHITE CONCAVE-SIDED DIAMOND WITH LEFTWARDS TICK
MATHEMATICAL LEFT ANGLE BRACKET
MATHEMATICAL RIGHT ANGLE BRACKET