Described operations.
Got much of it working.
Reset everything back to the exponential multiplication.
Created slides with sums for states and ops.
Added *.swo to .gitignore.
Created two more slides.
Added operators to the sum slide.
Added a slide on canonicalization.
Replaced region boundary lines with matrix brackets.
Removed (x) from the matrices.
Replaced the deleted stuff and added a tuple for canonical form.
Finished matrix product state slide.
Added operators to the MPS slide.
Deleted the vestigial state-family slides and equations.
Deleted all of the worthless buggy SVG versions of the equations.
Finished the sum representations slide!

Also fixed the equations to render to PDF instead of SVG.
Kleene's theorem and the canonical form.
Deleted canonical form section.
Added brief intro to languages slide.
Built slide to explain sum and product.