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Omni-MATH / Given an integer k≥2, determine all functions f from the positive integers into themselves such that f(x₁)!+f(x₂)!+⋯f(x_(k))! is divisibe by x₁!+x₂!+⋯x_(k)! for all positive intege… · Discussion

Discussing Given an integer k≥2, determine all functions f from the positive integers into themselves such that f(x₁)!+f(x₂)!+⋯f(x_(k))! is divisibe by x₁!+x₂!+⋯x_(k)! for all positive intege… · Omni-MATH

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