MATHEMATICAL LEFT WHITE SQUARE BRACKET
WHITE TRIANGLE CONTAINING SMALL WHITE TRIANGLE
PERPENDICULAR
OPEN SUBSET
OPEN SUPERSET
OR WITH DOT INSIDE
VERTICAL BAR WITH HORIZONTAL STROKE
MATHEMATICAL RISING DIAGONAL
LONG DIVISION
MATHEMATICAL FALLING DIAGONAL
ELEMENT OF OPENING UPWARDS
LEFT OUTER JOIN
RIGHT OUTER JOIN
LARGE UP TACK
MATHEMATICAL LEFT DOUBLE ANGLE BRACKET
MATHEMATICAL LEFT FLATTENED PARENTHESIS