{a \over b}The LaTeX command {a \over b} is used to create fractions, where `a` is the numerator and `b` is the denominator. This command is often used in mathematical expressions to represent division in a more visually appealing way, especially in inline math mode.
Represents the fraction one-half.
{1 \over 2}Represents a rational expression with a polynomial numerator and denominator.
{x+1 \over x-1}Represents a fraction with a sum of squares in the numerator and a square in the denominator.
{a^2 + b^2 \over c^2}