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| author | joshuab <> | 2010-06-30 21:57:43 +0000 |
|---|---|---|
| committer | bnewbold <bnewbold@adelie.robocracy.org> | 2010-06-30 21:57:43 +0000 |
| commit | 0c0506787f7cfd76ebfa8ec68e109fbc1130b5b4 (patch) | |
| tree | 7a5754cd87ae1bae1659a6bd5f4dc740d260ec9f /Problem Set 2.page | |
| parent | 9f0d89d5c2f47ec31f528dda1de6da6822602fee (diff) | |
| download | afterklein-wiki-0c0506787f7cfd76ebfa8ec68e109fbc1130b5b4.tar.gz afterklein-wiki-0c0506787f7cfd76ebfa8ec68e109fbc1130b5b4.zip | |
fixed curly braces
Diffstat (limited to 'Problem Set 2.page')
| -rw-r--r-- | Problem Set 2.page | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Problem Set 2.page b/Problem Set 2.page index d65f293..5900d7f 100644 --- a/Problem Set 2.page +++ b/Problem Set 2.page @@ -44,4 +44,4 @@ Cardinality of the natural numbers (countable): $\mathbf{N}$,$\mathbf{Z}$ Cardinality of the real numbers (continuum): $\mathbf{R}$ Proofs: -- $\mathbf{Z}=\mathbf{N}$ under the bijection $n \mapsto 2n+1$ for nonnegative $n$ and $n \mapsto 2|n|$ for negative $n$. For example, ${-2,-1,0,1,2} \mapsto {4,2,1,3,5}$.
\ No newline at end of file +- $\mathbf{Z}=\mathbf{N}$ under the bijection $n \mapsto 2n+1$ for nonnegative $n$ and $n \mapsto 2|n|$ for negative $n$. For example, $\{-2,-1,0,1,2\} \mapsto \{4,2,1,3,5\}$.
\ No newline at end of file |