I am able to get the moebius function and it's definition as such but I am not able to get the notation that divisor sum extended over the positive divisors of 'n' is [1/n] = 1, if n=1 or 0 if n>1. Can anyone please clarify this
2026-04-28 19:32:42.1777404762
Greatest integer function and moebius function
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