Floating Point Numbers – Computerphile

Floating Point Numbers – Computerphile

Why can’t floating point do money? It’s a brilliant solution for speed of calculations in the computer, but how and why does moving the decimal point (well, in this case binary or radix point) help and how does it get currency so wrong?

Why can’t floating point do money? It’s a brilliant solution for speed of calculations in the computer, but how and why does moving the decimal point (well, in this case binary or radix point) help and how does it get currency so wrong?

3D Graphics Playlist: http://www.youtube.com/playlist?list=PLzH6n4zXuckrPkEUK5iMQrQyvj9Z6WCrm
The Trouble with Timezones: http://youtu.be/-5wpm-gesOY

More from Tom Scott: http://www.youtube.com/user/enyay and https://twitter.com/tomscott

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Computerphile (@computer_phile) | Twitter

The latest Tweets from Computerphile (@computer_phile). YouTube videos about computers and the internet and stuff… Sister project to @numberphile. Nottingham

This video was filmed and edited by Sean Riley.

Computerphile is a sister project to Brady Haran’s Numberphile. See the full list of Brady’s video projects at: http://bit.ly/bradychannels