sharing programmer-to-programmer. please enjoy. pages are formatted for landscape tablet, laptop, or monitor.
gyges, technical spreadsheet
greek, gyges-hecatoncheires (hundred-handed)
daily use in production
gyges has already been introduced in another posting. this is a four minute video about all the formula operators available in gyges and how to use them.
source code is GPL3 licensed, https://github.com/heatherlyrobert/gyges