Only for math purposes.

All of basic latin done!

Combination characters:

\ (Backslash): put a line at the top.

" (Double Quotation): start of square root.

' (Apostrophe): end of square root.

_ (Low Line): put a line at the bottom (to make fractions)

? (Question Mark): for decimals (e.g. 8.116335529...).

# (Hashtag): pi, 3.14159...

{ (Open Curly Bracket): cosine.

} (Closed Curly Bracket): sine.

& (Ampersand): tangent.

$ (Dollar Sign): put a dot at the top (for decimals, e.g. 0.333333333...)

` (Grave Accent): hypothetic (for {, }, &)

~ (Tilde): to the power of -1 (for {, }, &)

@ (At Sign): angle sign.

Ø (Capital O with Stroke): infintiy.