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4
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Tetrahedral pancake problem game.
I am currently playing around making a little puzzle game and was looking for some input from people better at maths than me. It is based on the pancake problem.
You have a stack of $8$ "pancake&...
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1
vote
1
answer
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Permuting the rows in ascending order first and then the columns of any Young tableau gives a standard Young tableau
Show that if you take any Young tableau and permute the rows in ascending order first and then the columns in ascending order (or columns first and then row), then you get a standard Young tableau.
I ...
- 9,592
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Algorithm for Liquid sort puzzle
I recently came across this game and it is really interesting.
https://play.google.com/store/apps/details?id=com.picolaf.liquidsortpuzzle&hl=en_US&gl=US
The goal here is to sort the liquid of ...
4
votes
2
answers
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Sorting rows then sorting columns preserves the sorting of rows
From Peter Winkler's book:
Given a matrix, prove that after first sorting each row, then sorting each column, each row remains sorted.
For example: starting with
$$\begin{bmatrix}
1 & -3 &...
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