\item \lect Given the signature $\Sigma_{EUF}\coloneqq \{a,b,c,\ldots\} \union \{f,g,h,\ldots\} \union \{=,P,Q,R,\ldots\},$
 of the \textit{Theory of Equality and Uninterpreted Functions} $\mathcal{T}_{EUF}$.
State the axioms $\mathcal{A}_{EUF}$ of $\mathcal{T}_{EUF}$.