tally/notes.md

• Sheets can have any number of rows

• Sheets have a max number of cols (26)

• Text and Float are the only types

• Expressions are forth style: A2 B3 + C2 A2 - +

• Ranges work via ':', for example: A2:C6 +

• Available expression functions: +, - . *, /, POW, MIN, MAX, SQRT, ROUND, SUBSTR, UPPER, LOWER, CAPITAL, SUM

TODO:

• Write expression parser
• Add methods for running expressions
• Figure out relative reference logic (when you copy/paste an expression)
• File save/save-as, custom format?
• File load: custom format, csv
• Ability to add/remove/rename sheets
• Improve TUI
• Make manpage
• Make Makefile