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# theorem

Can anyone please teach me fermats infinite descend.. or provide me with all the integral solution of the equation. X^2+Y^2+Z^2+U^2=2XYZU

Note by Abhipragya Sirola
2 years, 2 months ago

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@Mursalin Habib and @Jubayer Nirjhor did a great writeup, which you can find in the Fermat's Method of Infinite Descent Wiki.

You can explore other ways of solving Diophantine Equations from the Number Theory skill maps too. Staff · 2 years, 2 months ago