LEFT AND RIGHT DOUBLE TURNSTILE
THREE DIMENSIONAL ANGLE
WHITE TRIANGLE CONTAINING SMALL WHITE TRIANGLE
OPEN SUBSET
LEFT S-SHAPED BAG DELIMITER
OR WITH DOT INSIDE
REVERSE SOLIDUS PRECEDING SUBSET
SUPERSET PRECEDING SOLIDUS
LONG DIVISION
MATHEMATICAL FALLING DIAGONAL
UPPER LEFT CORNER WITH DOT
WHITE CONCAVE-SIDED DIAMOND
MATHEMATICAL RIGHT WHITE SQUARE BRACKET
MATHEMATICAL LEFT DOUBLE ANGLE BRACKET
MATHEMATICAL RIGHT DOUBLE ANGLE BRACKET
MATHEMATICAL RIGHT WHITE TORTOISE SHELL BRACKET