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Mar
24
revised How to show $\sum_{n=-\infty}^\infty J_n J_{n+m} = \delta(m)$?
deleted 40 characters in body
Feb
11
revised Cardinal arithmetic: $b\ge x>1$ and $b^2=b$ implies $x^b=2^b$
added 814 characters in body
Feb
11
revised Cardinal arithmetic: $b\ge x>1$ and $b^2=b$ implies $x^b=2^b$
Texified and corrected problem with $x=1$.
Feb
8
revised Cardinality of $P(\mathbb{R})$ and $P(P(\mathbb{R}))$
added 126 characters in body
Feb
8
revised Size of the closure of a set
added 613 characters in body