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Omni-MATH / Find all functions g:N→N such that (g(m)+n)(g(n)+m) is a perfect square for all m,n∈N. [i] · Discussion

Discussing Find all functions g:N→N such that (g(m)+n)(g(n)+m) is a perfect square for all m,n∈N. [i] · Omni-MATH

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