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authorOpheliar99 <>2010-07-04 04:30:37 +0000
committerbnewbold <bnewbold@adelie.robocracy.org>2010-07-04 04:30:37 +0000
commit9c223d0261fd2975b1d0a8ec60718d85bf683224 (patch)
treedb684fd7311e3458c8f09709cec02e69e1dd863b
parent778d0aeb6e80b1653f0fcf042d76711fd4d49a0d (diff)
downloadafterklein-wiki-9c223d0261fd2975b1d0a8ec60718d85bf683224.tar.gz
afterklein-wiki-9c223d0261fd2975b1d0a8ec60718d85bf683224.zip
posted solutions of 2 and 3 in pset2
-rw-r--r--Problem Set 2.page2
1 files changed, 1 insertions, 1 deletions
diff --git a/Problem Set 2.page b/Problem Set 2.page
index ed138ec..a64e4c9 100644
--- a/Problem Set 2.page
+++ b/Problem Set 2.page
@@ -44,7 +44,7 @@ $\sin x = \frac{e^{ix}-e^{-ix}}{2}$,
$\sin^4 x = \frac{{( e^{ix}-e^{-ix} )}^4}{16}$
$= \frac{e^{i 4x}+e^{-i 4x}-4 e^{i 2x} -4 e^{-i 2x}+6}{16}$.
-\\
+//
If we express any periodic function $f(x)$ as
$f(x) = \sum a_n f_n(x)$, where $f_n(x) = \frac{e^{inx}}{\sqrt{2\pi}}$ and $f_0(x) = \frac{1}{\sqrt{2\pi}}$,