All about flooble | fun stuff | Get a free chatterbox | Free JavaScript | Avatars    
perplexus dot info

Home > Just Math
3 points colinear? No way! (Posted on 2005-05-19) Difficulty: 5 of 5
For any grid, x by x, figure out a formula for the greatest number of points that can be put on the inside of the grid such that no three points are colinear.

No Solution Yet Submitted by Corey    
Rating: 3.0000 (1 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
re: Theoretical limits reachable? | Comment 4 of 14 |
(In reply to Theoretical limits reachable? by Jer)

I couldn't improve on 7x7 yet, but here is 16 for 8x8.

 

000xx000

00x00x00

x000000x

0x0000x0

0x0000x0

x000000x

00x00x00

000xx000


  Posted by McWorter on 2005-05-20 00:06:08
Please log in:
Login:
Password:
Remember me:
Sign up! | Forgot password


Search:
Search body:
Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (4)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:
Copyright © 2002 - 2017 by Animus Pactum Consulting. All rights reserved. Privacy Information