📖Glossary📖
Here is your desired excerpt from our glossary
Extremum : A function has an extremum at $x_0$ if $f(x_0)\geq f(x)$ for all $x$ or $f(x_0)\leq f(x)$ for all $x.$
Here is your desired excerpt from our glossary
Extremum : A function has an extremum at $x_0$ if $f(x_0)\geq f(x)$ for all $x$ or $f(x_0)\leq f(x)$ for all $x.$