Old-school Excel functions like SUMPRODUCT, INDEX/MATCH, and IFERROR remain essential for stable, readable, and maintainable ...

Master Excel’s most versatile logical gatekeeper to validate inputs, prevent math crashes, and automate complex spreadsheet ...

For the past several years, researchers have been creating living logic gates, using the genetic on and off switches we’ve discovered in the biochemical world to create simple logical functions. But ...

This Google Sheets Advanced Tutorial explains IF, VLOOKUP, INDEX MATCH, and pivot tables, plus macros and Apps Script for ...

via Steve Jurvetson – Stan Williams, HP guru, has figured out a way to implement all logic functions without negation. It is easy to implement all logic functions using only NAND or NOR gates, but not ...

Using digital logic gates such as AND, OR, XOR, NOT, NAND, NOR, and XNOR and other related logic functions is often the foundation for defining the relationship between electrical signals and how they ...

Researchers at Manchester University in the UK have used graphene to make a new electrically-controlled switching device that supports both memory and logic functions. The device, which exploits ...

Ladder logic uses switch or relay contacts to implement Boolean expressions. In years past, ladder logic was made possible with discrete relays and was sometimes termed “relay logic.” Today most ...