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Space Exploration
Joffan's user avatar
Joffan's user avatar
Joffan's user avatar
Joffan
  • Member for 9 years, 10 months
  • Last seen more than a month ago
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272
reputation
12k
reached
2
answers
1
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About

Interested in mathematical counting puzzles and many others ${\overset\infty \smile}$

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5
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1
Posts
33
Posts %
5
Score
1
Posts
33
Posts %
5
Score
1
Posts
33
Posts %
5
Score
1
Posts
33
Posts %
5
Score
1
Posts
33
Posts %
2
Score
1
Posts
33
Posts %
Top posts
question
10
Curiosity wheel damage
Feb 1, 2015
answer
5
Why isn’t the “JRTI” barge larger?
Apr 23, 2015
answer
2
Is it possible for a human to walk on an asteroid?
Apr 23, 2015
Top network posts
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81
Prove that the equation $x^2-y^2 = 2002$ has no integer solution
55
How many subsets of set $\{1,2,\ldots,10\}$ contain at least one odd integer?
53
Every point of a grid is colored in blue, red or green. How to prove there is a monochromatic rectangle?
53
Where does the constant increase by 2 of differences between integer square values come from?
50
Is there a combinatorial interpretation of the triangular numbers?