Floor and arithmetic functions by Darij Grinberg
ID: floor-and-arithmetic-functions-by-darij-grinberg
By Darij Grinberg.
Extended notes for MIT 18.781, Introduction to Number Theory, April 14, 2016. The current text contains sections on the floor function, greatest common divisors, arithmetic functions, Dirichlet convolution and Möbius inversion.
Author-hosted text: darijgrinberg.gitlab.io/floor.pdf
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