\gnapproxThe \gnapprox command in LaTeX is used to represent the negated relation 'not approximately equal to'. It is often used in mathematical expressions where an approximation is not valid or applicable.
Indicates that x is not approximately equal to y.
x \gnapprox yUsed in the context of a non-approximate relationship in the Pythagorean theorem.
a^2 + b^2 \gnapprox c^2Expresses that pi is not approximately equal to 3.14.
\pi \gnapprox 3.14