==  Equality is true if the number or row on the left is equal to the number or row on the right

!=   The inequality is true if the number or row on the left is NOT equal to the number or row on the right 

<    Less is true if the number on the left is less than the number on the right

<=  Less than or equal to True if the number on the left is less than or equal to the number on the right

>    More is True if the number on the left is greater than the number on the right

>=  Greater than or equal to True if the number on the left is greater than or equal to the number on the right

&&  Logical And . If the expression on the left and right are true, then the result is true. If at least one of the expressions on the left or right is false, then the result is false

||     Logical OR. If at least one expression on the left and right are true, then the result is true. If both expressions are false, then the result is false.