![Almost 200 years ago, on a walk with his wife, Hamilton discovered and carved the formula for quaternion multiplication into Broome Bridge. My fiance and I paid it a visit together. : Almost 200 years ago, on a walk with his wife, Hamilton discovered and carved the formula for quaternion multiplication into Broome Bridge. My fiance and I paid it a visit together. :](https://preview.redd.it/6y5u78up4gax.jpg?auto=webp&s=08d4993c5f8ef067a99178eeb8f35b0fa013d394)
Almost 200 years ago, on a walk with his wife, Hamilton discovered and carved the formula for quaternion multiplication into Broome Bridge. My fiance and I paid it a visit together. :
![1: Plaque located at Broome Bridge commemorating the discovery of the... | Download Scientific Diagram 1: Plaque located at Broome Bridge commemorating the discovery of the... | Download Scientific Diagram](https://www.researchgate.net/profile/Mattheus-Loots/publication/282570859/figure/fig1/AS:669987094142987@1536748779671/Plaque-located-at-Broome-Bridge-commemorating-the-discovery-of-the-quaternions-by-Sir_Q320.jpg)
1: Plaque located at Broome Bridge commemorating the discovery of the... | Download Scientific Diagram
Glasnevin Heritage - CABRA Broom Bridge, also called Broome Bridge, and sometimes Brougham Bridge, is a bridge along Broombridge Road which crosses the Royal Canal in Cabra. Broome Bridge is named after
![File:Inscription on Broom Bridge (Dublin) regarding the discovery of Quaternions multiplication by Sir William Rowan Hamilton.jpg - Wikimedia Commons File:Inscription on Broom Bridge (Dublin) regarding the discovery of Quaternions multiplication by Sir William Rowan Hamilton.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/d/d5/Inscription_on_Broom_Bridge_%28Dublin%29_regarding_the_discovery_of_Quaternions_multiplication_by_Sir_William_Rowan_Hamilton.jpg)
File:Inscription on Broom Bridge (Dublin) regarding the discovery of Quaternions multiplication by Sir William Rowan Hamilton.jpg - Wikimedia Commons
![Broom bridge or is it broombridge or maybe even broome bridge [the origin of the fundamental formula for quaternions]-147903 - StockPholio.com | Free Stock Photos Broom bridge or is it broombridge or maybe even broome bridge [the origin of the fundamental formula for quaternions]-147903 - StockPholio.com | Free Stock Photos](http://www.stockpholio.net/index/view/image/46627833872_9.jpg)
Broom bridge or is it broombridge or maybe even broome bridge [the origin of the fundamental formula for quaternions]-147903 - StockPholio.com | Free Stock Photos
![Neasa Hourigan TD on Twitter: "RT @CMacCoille: Broome Bridge reminder from William Rowan Hamilton to make a note of a bright idea when you think of it. Not later, immedia…" / Twitter Neasa Hourigan TD on Twitter: "RT @CMacCoille: Broome Bridge reminder from William Rowan Hamilton to make a note of a bright idea when you think of it. Not later, immedia…" / Twitter](https://pbs.twimg.com/media/EyDBHmaWgAQp95Q.jpg)