Integer roots of LA2-type function in the closed rotated square region

Ong Kun Yi, Eddie Shahril Bin Ismail

Let $\mathcal{A}$ be the set of all Diophantine equations of the form $a{u}^2+buv+c{v}^2+du+ev+f=0$, where $a,b,c,d,e,f\in \mathbb{Z}$ and $a>0$. One way to solve the eq…