Inequality
Definition 1: Any of the symbols <, >, ≤, or ≥.
Definition 2: A mathematical sentence built from expressions using
one or more of the symbols <, >, ≤,
or ≥.
Examples: 
x + y < 1
4 ≤ a ≤ 7
m^{2} – 3m +
2 ≥ 0 
See
also
Strict inequality,
compound inequality, inequality
rules, transitive
property of inequalities, trichotomy, verify
a solution
