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seen Dec 17 at 16:40

Having a bit o' fun with math.


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
added 814 characters in body
Feb
11
revised Cardinal arithmetic
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