\text{\textless}
The symbol \text{\textless} is used to represent the less-than sign in text mode within LaTeX documents. It is primarily used in mathematical expressions or comparisons to indicate that one quantity is smaller than another.
Indicates that x is less than y in a mathematical expression.
x \text{\textless} y
Shows a chain of inequalities where a is less than b and b is less than c.
a \text{\textless} b \text{\textless} c
Specifies that the variable n is less than 10.
n \text{\textless} 10