HackerTube / Video
Pure Functional Programming in Excel • Felienne Hermans • GOTO 2016
GOTO Conferences

Felienne Hermans argues that Excel is the world's most popular programming language and shows how spreadsheets work as a pure functional language. She implements a few mathematical problems in spreadsheet formulas to illustrate why they are so powerful and approachable.
HN commenters point to it whenever Excel, spreadsheets or functional programming come up, as a fun and serious take on spreadsheets as real programming.
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