Pell's equation: Difference between revisions

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'''Pell's equation''' &nbsp; (also called the '''Pell–Fermat''' equation) &nbsp; is a &nbsp; [https://en.wikipedia.org/wiki/Diophantine_equation <u>Diophantine equation</u>] &nbsp; of the form:
 
:::::: <big> <b> x<sup>2</sup> &nbsp; - &nbsp; ny<sup>2</sup> &nbsp; = &nbsp; 1 </b> </big>
 
with integer solutions for &nbsp; '''x''' &nbsp; and &nbsp; '''y''', &nbsp; where &nbsp; '''n''' &nbsp; is a given non-square positive integer.