Attempt have been made to show that the equation x2 – py2 = -1 is always solvable for integers if P is a prime of the form 4n+1.
Nil Ratan Bhattacharjee , Talky Bhattacharjee and Milan Kanti Dhar . On Diophantine Equation of Degree Two.
DOI: https://doi.org/10.36478/jeasci.2006.69.70
URL: https://www.makhillpublications.co/view-article/1816-949x/jeasci.2006.69.70