# Who invented the equals sign?

- Institution: Gresham College
- Speaker: Professor Robin Wilson
- Year: 2005
- Level: For everyone
- Language: English
- Subjects: Mathematics, History
- Source: [Gresham College](https://www.gresham.ac.uk/watch-now/who-invented-equals-sign)
- Licence: [Educational use (Gresham College's terms)](https://www.gresham.ac.uk/terms-and-conditions)
- Who can watch: Teens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

With the invention of printing, mathematical writings became widely available for the first time. What influence did this have? We discuss this question in the context of 16th-century navigation and astronomy, the solving of equations, and some breakthroughs in geometry and algebra, and ask: is this a record?

## Lectures

1. [Who invented the equals sign?](https://invisiblenetwork.ai/learn/gresham/who-invented-equals-sign/f3c745376d88) (YouTube)