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Mobius Inversion Formula | Examples | By using Möbius inversion formula find the value of phi(n)
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1. If F is a multiplicative function and
F(n) = summation f(d) where d|n
Prove f is also multiplicative function
2. By using Möbius inversion formula find the value of phi(n)
F(n) = summation f(d) where d|n
Prove f is also multiplicative function
2. By using Möbius inversion formula find the value of phi(n)