A linear regression fit of epsilon = n/2 - alpha reproduces the trivial identity phi(n) = n - (p+q) + 1 with a fitted intercept, and the paper's claims of useful RSA approximation are unsupported.
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Approximating Euler Totient Function using Linear Regression on RSA moduli
A linear regression fit of epsilon = n/2 - alpha reproduces the trivial identity phi(n) = n - (p+q) + 1 with a fitted intercept, and the paper's claims of useful RSA approximation are unsupported.