For all values a1 and a2, a1 is less than or equal to a2 if and
only if a2 is greater than or equal to a1.
For all values a1 and a2, a1 is less than or equal to a2 or a2
is less than or equal to a1.
For all values a1 and a2, a1 is greater than or equal to a2 or
a2 is greater than or equal to a1.
The set of all laws that instances of Ord must satisfy.
The set of all laws that instances of Ord must satisfy.