‘Russian’ Multiplication
An alternative way to multiply, which is liable to amaze and baffle you at the same time. Robin Wilson, Gresham Professor of Geometry, explains what is sometimes called ‘Russian’ or ‘Egyptian’ multiplication.
This is the eighth part of ‘A Millennium of Mathematical Puzzles’.
The full lecture is available (in 24 parts) here on YouTube, or it can be downloaded (like all of our lectures) in its complete form from the Gresham College website, in video, audio or text formats:
http://www.gresham.ac.uk
Gresham College has been giving free public lectures since 1597. This tradition continues today with all of our five or so public lectures a week being made available for free download from our website.
Duration : 0:2:46
[youtube 6QEVgMdTB4k]
Tags: algebra, geometry, Lecture, math, mathematics, maths, problem, Puzzle, Wilson
July 19th, 2009 at 6:27 am
wow, that was …
wow, that was amazing. definately gonna use that whenever i can
July 19th, 2009 at 6:27 am
Wow! - I so want to …
Wow! - I so want to know how that works!