Added an explanation of why the idct works for finding the coefficients of
the chebyshev interpolant when given the samples of a function at the
chebyshev nodes.
Merge branch 'master' into cheb
Merge branch 'master' into cheb
Relocated most import statements to the initial code block in the .tex file.
Revised the language of the first four pages of the first fft lab.
Revised the language of pages 5-6 in the first fft lab.
Revised presentation of page 7 of the first fft lab
rename solutions
create plots.py

Replot the plots to be vector pdfs.
make solutions conform to PEP8
rename functions

Removed strange code at the end of file.  It shouldn't be there.
rename plotting script
remove Scipy module

Fix spacing to be PEP8
fix spacing

Clarified a math expression
add missing pass statements
rename plotting script
update plotting script
fix spacing
add plotting script

Update plot (reduced filesize by 90%)
rename plotting script