# The Maths & Computing Magic Show Peter McOwan Queen Mary, University of London.

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The Maths & Computing Magic Show Peter McOwan Queen Mary, University of London

Tonight.... Maths, Computing & Astonishment & classics of magic! The magician’s code! ‘secret’ + performance Principles to create your own

all Torn and restored card trick Mind control... you will all think of the same card!

More Shuffling…

????

Here is how... The princess card trick Trick dates back to 1905 and is credited to American magician Henry Hardin

What does it have to do with your MP3 player?

Brain Experiments!

Eyes & seek app www.qappsonline.com

The Piano Trick (aka the invisable palm)...

The Piano Trick Algorithm and user interface Secret 7+1 =8 Simple algorithm hidden in Misdirection!

The importance of understanding humans…

The perfect shuffle Brett Morris – PhD computer memory patent

Body language experiment...

R0B0 R2 B2 R1 B1 Algebra- Lets call them...

R0B0 R2 B2 R1 B1 B0 = R2+B2R0 = R1+B1 (R1+B1)+R1+R2=(R2+B2)+B1+B2 R0+R1+R2(26 reds) B0+B1+B2(26 blks) 2R1+B1+R2=R2+B1+2B2 R1=B2

Classic of magic… Cutting a person in 0.5 First Public sawing-P T Selbit 1921 (Stage name of Percy Thomas Tibbles ) Finsbury Park

13 People

12 People

How is it done?

Watch the heights as 12- 13!

Research Questions…. How big a change can we make for it to still be ‘invisible’ to the audience? Does it work in 2D? Apply Artificial Intelligence to solve the problem….

For books, links, videos and the ISS www.cs4fn.org http://teachinglondoncomputing.org/resources/

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