Personal tools
Versions of Expacon
 

October 9, 2009, Game 3, Grid Solution

by Olga Mikhlina — last modified 2009-10-09 12:01

Goal: empty word, can be solved in 10 moves


b a a b A A B A b








Rules:
b
a
b
b
a
b
A
A
B
A
b






aA
A
a
b
a
b
b
a
b
A
A
B
A
b




Aa
A
a
b
a
b
a
a
a
b
a
b
A
A
B
A
b

bB
A
a
b
a
b
a
a
a
b
a
b
A
B
B
A
B
A
b
Bb
A
a
b
a
b
a
a
a
b
a
b
A
B
b



aaa
A
a
b
a
b
a
a
a
b
a
b
A





bb
A
a
b
a
b
a
a
A









abab
A
a
b
a
b
a











AAA
A
a















BB


















BABA
 

© 2009 by Gilbert Baumslag & Associates. All Rights Reserved. No portion of these materials may be reproduced in any form without the express written consent of the publisher. Contact us.

Powered by Plone CMS, the Open Source Content Management System

This site conforms to the following standards: