An Elementary Proof for Fermat's Last Theorem using Three Distinct Odd Primes F, E and R

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P.N Seetharaman

Abstract

 In number theory, Fermat’s Last Theorem states that no three positive integers a, b and c satisfy the equation a n + b n = c n where n is any integer > 2. Fermat and Euler had already proved that there are no integral solutions to the equations x 3 + y3 = z3 and x4 + y4 = z4 . Hence it would suffice to prove the theorem for the index n = p, where p is any prime > 3. In this proof, we have hypothesized that r, s and t are positive integers in the equation r p + sp = tp where p is any prime >3 and prove the theorem using the method of contradiction. We have used an Auxiliary equations x 3 + y3 = z3 along with the main equation rp + sp = tp , which are connected by means of transformation equation through the parameters. Solving the through transformation equations we get the result rst = 0, showing that only a trivial solution exists in the main equation.

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[1]
P.N Seetharaman , Tran., “An Elementary Proof for Fermat’s Last Theorem using Three Distinct Odd Primes F, E and R”, IJAM, vol. 5, no. 1, pp. 22–26, Apr. 2025, doi: 10.54105/ijam.A1191.05010425.
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Articles

How to Cite

[1]
P.N Seetharaman , Tran., “An Elementary Proof for Fermat’s Last Theorem using Three Distinct Odd Primes F, E and R”, IJAM, vol. 5, no. 1, pp. 22–26, Apr. 2025, doi: 10.54105/ijam.A1191.05010425.

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