Merge pull request #31 from eggrobin/fix-fonts

Fix fonts
Merge pull request #33 from eggrobin/split-packages

Split packages
Merge pull request #34 from eggrobin/master

Catch up with master.
Fixed the kerning of the inner product.
Turned some hats into Fs for clarity.
Merge pull request #35 from eggrobin/fix-fonts

Fix fonts
Merge pull request #36 from eggrobin/master

Ketchup.
It turns out we missed the definition of the Fourier transform.
Merge pull request #37 from eggrobin/lecture-2013-03-16

Lecture 2013 03 16
Operator spacing for standard functions.
Fixed a comma (math->text).
Merge pull request #38 from eggrobin/the-great-branch-of-small-fixes

The great branch of small fixes
Merge pull request #40 from eggrobin/master

Ketchup.