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Last updated: 15Feb2026

AVL Heap Library v9
spSheet6: A Linux python3/tkinter GUI test
spSheet7: A minimal (only =SUM() implemented) spreadsheet example of spSheet6's GUI
spSheet8: spSheet7 plus +, -, *, / operations & ability to read and write tab- and comma-separated .csv files
Installing FreeBASIC on your Raspberry Pi (64-bit) Trixie OS