Current location: Math > Recreations
11. EFF Cooperative Computing Awards
Between $100,000 and $250,000 will go to the first individual or group who discovers a new prime number above 10 million digits.
http://www.eff.org/coop-awards/ - 24-01-2002
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[detailed information]
Rating: [6.00] Votes: [1672]
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12. Fast Arithmetic Tips
Three categories: defensive - know to check an answer, offensive - fast mental calculations, and math magic.
http://www.cut-the-knot.com/arithmetic/rapid/index.shtml - 02-11-2002
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[detailed information]
Rating: [6.00] Votes: [424]
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13. Fun With Mathematics
Includes pages on the topics of primes, fibonacci numbers, PI computation, data encryption and links to calculator programs.
http://pw1.netcom.com/~hjsmith/ - 15-04-2000
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[detailed information]
Rating: [6.00] Votes: [1099]
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15. HAKMEM
A collection of problems from MIT. Work reported herein was conducted at the Artificial Intelligence Laboratory, a Massachusetts Institute of Technology research program.
http://www.inwap.com/pdp10/hbaker/hakmem/hakmem.html - 26-10-2003
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[detailed information]
Rating: [6.00] Votes: [1051]
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16. MAT 007 I News
A newsletter edited by undergraduates of the Department of Mathematics at the University of Toronto. Includes some online copies.
http://www.math.toronto.edu/007/ - 27-02-2000
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[detailed information]
Rating: [6.00] Votes: [503]
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18. Math Forum: 2002 Mathematics Game
A contest where the contestants have to write all integers from 1 to 100 using only the digits 2,0,0,2 and arithmetic operations.
http://mathforum.org/~judyann/2002/ - 22-09-2000
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[detailed information]
Rating: [6.00] Votes: [522]
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19. Math Magic By Computer
Interactive java puzzles and activities in different mathematical topics.
http://www.cut-the-knot.org/Curriculum/index.shtml#magic - 13-08-2000
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[detailed information]
Rating: [6.00] Votes: [496]
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